WO2018000640A1 - Voice encryption testing method and testing device - Google Patents

Abstract

Disclosed in the embodiment of the invention are a testing method and a test device for voice encryption. The method comprises: sending a source voice packet to a terminal, the source voice packet being used for the terminal to encrypt the source voice packet by using a voice encryption algorithm and to obtain a first encrypted voice packet, the voice encryption algorithm being pre-negotiated with the terminal by the test device; receiving the first encrypted voice packet transmitted from a receiving terminal; encrypting the source voice packet with the voice encryption algorithm pre-negotiated with the terminal by the test device to obtain a second encrypted voice packet; verifying whether the first encrypted voice packet matches the second encrypted voice packet; and if yes, then determining that the terminal passes the voice encryption test. According to the present invention, it is possible to accurately detect whether or not the terminal has a voice encryption function.

Description

Voice encryption test method and test equipment

This application claims priority to Chinese Patent Application No. 201610505815.4, entitled "A Test Method and Test Equipment for Voice Encryption", which is filed on June 30, 2016, the entire contents of which are incorporated by reference. In this application.

Technical field

The present invention relates to the field of communications technologies, and in particular, to a voice encryption test method and a test device.

Background technique

With the popularity of smart terminals such as mobile phones, the functions of smart terminals are also increasing. In order to ensure the security of the call of the smart terminal, many smart terminals have a voice encryption function, and the smart terminal can encrypt the call voice. Before the smart terminal is shipped from the factory, the test device provided by the third-party organization is generally used to test the voice encryption of the smart terminal to test whether the smart terminal has the voice encryption function. The current voice encryption test method is: the terminal sends the initial voice data and the first voice data obtained after the initial voice data is encrypted by the smart terminal to the test device, and the test device encrypts the initial voice device after receiving the initial voice data, and obtains the first And encrypting the voice data, when the first voice encrypted data and the second voice encrypted data match, determining that the smart terminal has a voice encryption function.

However, some smart terminals do not have voice encryption function. Some bad manufacturers can pre-inject the initial voice data and the encrypted voice data that have been encrypted in the smart terminal to fool the test equipment. It can be seen that the current test equipment often cannot accurately detect whether the smart terminal has the encryption function.

Summary of the invention

The embodiment of the invention provides a test method and a test device for voice encryption, which can accurately detect whether a terminal has a voice encryption function.

In a first aspect, a method for testing voice encryption is provided, including:

Transmitting the source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtain a first encrypted voice data packet, where the voice encryption algorithm is a test device Pre-negotiated with the terminal;

Receiving the first encrypted voice data packet sent by the terminal;

Encrypting the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet;

Verifying whether the first encrypted voice data packet matches the second encrypted voice data packet;

If so, it is determined that the terminal passes the voice encryption test.

With the first aspect, in a first implementation manner of the first aspect, after the verifying whether the first encrypted voice data packet matches the second encrypted voice data packet, the method further includes:

And if the first encrypted voice data packet matches the second encrypted voice data packet, sending the source voice data packet to a third-party testing device, where the source voice data packet is used by the third-party testing device The voice encryption algorithm encrypts the source voice data packet and obtains a third encrypted voice data packet, where the voice encryption algorithm is pre-negotiated by the third-party testing device, the testing device, and the terminal;

Receiving the third encrypted voice data packet sent by the third-party testing device;

Determining whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet;

If yes, performing the step of determining that the terminal passes the voice encryption test.

With the first implementation of the first aspect, in a second implementation manner of the first aspect, before the sending the source voice data packet to the terminal, the method further includes:

Negotiating a voice encryption algorithm with the terminal;

If the negotiation is successful, the step of transmitting the source voice data packet to the terminal is performed.

With the second implementation of the first aspect, in a third implementation manner of the first aspect, the negotiating a voice encryption algorithm with the terminal includes:

Determining whether the voice encryption algorithm supported by the test device is the same as the voice encryption algorithm supported by the terminal;

If yes, the voice encryption algorithm supported by the test device and the terminal is used as a voice encryption algorithm pre-negotiated by the test device and the terminal.

With reference to the first aspect, or any one of the first to the third aspect of the first aspect, in the fourth implementation manner of the first aspect, before the sending the source voice data packet to the terminal, the method Also includes:

Acquiring a source voice data packet, the source voice data packet is extracted from voice data acquired by a recording device in the test device, or the source voice data packet is extracted from voice data pre-stored in the test device .

With reference to the first aspect, or any one of the first to the third aspects of the first aspect, in a fifth implementation manner of the first aspect, before the sending the source voice data packet to the terminal, the method Also includes:

Negotiating a key with the terminal;

If the negotiation is successful, performing the step of sending the source voice data packet to the terminal;

The key is used by the terminal to encrypt the first encrypted voice data packet by using the key to obtain a first key encrypted voice data packet; the key is used by the test device to utilize the Deriving the key to decrypt the first key encrypted voice data packet to obtain the first encrypted voice data packet.

In a second aspect, a test apparatus is provided, comprising:

a first sending unit, configured to send a source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtain a first encrypted voice data packet, where The speech encryption algorithm is pre-negotiated by the test device with the terminal;

a first receiving unit, configured to receive the first encrypted voice data packet sent by the terminal;

The encryption unit is configured to encrypt the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet;

a verification unit, configured to verify whether the first encrypted voice data packet matches the second encrypted voice data packet;

The determining unit is configured to determine that the terminal passes the voice encryption test when the verification unit verifies that the result is yes.

With reference to the second aspect, in a first implementation manner of the second aspect, the testing device further includes:

a second sending unit, configured to: when the first encrypted voice data packet matches the second encrypted voice data packet, send the source voice data packet to a third-party testing device, where the source voice data packet is used The third-party test device encrypts the source voice data packet by using the voice encryption algorithm, and obtains a third encrypted voice data packet, where the voice encryption algorithm is the third-party test device, the test device, and the Said terminal pre-negotiated;

a second receiving unit, configured to receive the third encrypted voice data packet sent by the third-party testing device;

a determining unit, configured to determine whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet;

The determining unit is further configured to: when the determining unit determines that the result is yes, determine that the terminal passes the voice encryption test.

With reference to the first implementation of the second aspect, in a second implementation manner of the second aspect, the testing device further includes:

a negotiating unit, configured to negotiate a voice encryption algorithm with the terminal;

The first sending unit is further configured to send the source voice data packet to the terminal after the negotiation unit successfully negotiates the voice encryption algorithm with the terminal.

With the second implementation of the second aspect, in a third implementation manner of the second aspect, the negotiating unit includes:

a first determining subunit, configured to determine whether a voice encryption algorithm supported by the test device is the same as a voice encryption algorithm supported by the terminal;

a second determining subunit, configured to: when the first determining subunit determines whether the voice encryption algorithm supported by the testing device is the same as the voice encryption supported by the terminal, the testing device and the terminal jointly support The voice encryption algorithm is used as a voice encryption algorithm pre-negotiated by the test device with the terminal.

With reference to the second aspect, or any one of the first to the third aspect of the second aspect, in the fourth implementation manner of the second aspect, the testing device further includes:

An acquiring unit, configured to acquire a source voice data packet, where the source voice data packet is extracted from voice data acquired by a recording device in a test device, before the first sending unit sends the source voice data packet to the terminal, Or the source voice data packet is extracted from voice data pre-stored in the test device.

With reference to the second aspect, or any one of the first to the third aspect of the second aspect, in the fifth implementation manner of the second aspect, the testing device further includes:

a key agreement unit, configured to negotiate a key with the terminal;

The first sending unit is further configured to: after the key negotiating unit is configured to negotiate a key with the terminal, send a source voice data packet to the terminal; wherein the key is used for the The terminal encrypts the first encrypted voice data packet by using the key to obtain a first key encrypted voice data packet; the key is used by the test device to use the key to the first key The encrypted voice data packet is decrypted to obtain the first encrypted voice data packet.

In the embodiment of the present invention, the test device sends the source voice data packet to the terminal, and the terminal and the test device respectively encrypt the source voice data packet by using a negotiated voice encryption algorithm to obtain the first encrypted voice data packet and the second encrypted voice data packet respectively. When the test device verifies that the first encrypted voice data packet matches the second encrypted voice data packet, it is determined that the terminal passes the voice encryption test. By implementing the embodiment of the present invention, the test device provides the source voice data packet for testing, which can prevent the terminal from spoofing the test device due to the source voice data packet provided by the terminal, so that the terminal can accurately detect whether the terminal has the voice encryption function.

DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.

1 is a schematic structural diagram of a system disclosed in an embodiment of the present invention;

2 is a schematic flowchart of a method for testing voice encryption according to an embodiment of the present invention;

3 is a schematic flowchart of another method for testing voice encryption according to an embodiment of the present invention;

4 is a schematic flowchart diagram of another method for testing voice encryption according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a test device according to an embodiment of the present invention; FIG.

6 is a schematic structural diagram of another test device according to an embodiment of the present invention;

7 is a schematic structural diagram of another test device according to an embodiment of the present invention;

8 is a schematic structural diagram of another test device according to an embodiment of the present invention;

9 is a schematic structural diagram of another test device according to an embodiment of the present invention;

10 is a schematic structural diagram of another test device according to an embodiment of the present invention;

FIG. 11 is a schematic structural diagram of still another testing device according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings. It is apparent that the described embodiments are part of the embodiments of the invention, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts shall fall within the scope of the present invention.

The terms "first", "second", and "third" and the like in the specification and claims of the present invention and the drawings are used to distinguish different objects, and are not intended to describe a specific order. Moreover, the terms "comprises" and "comprising" and "comprising" are intended to cover a non-exclusive inclusion. For example, a process, method, system, product, or device that comprises a series of steps or units is not limited to the listed steps or units, but optionally includes steps or units not listed, or alternatively includes Other steps or units inherent to these processes, methods, products or equipment.

The embodiment of the invention provides a test method and a test device for voice encryption, which can accurately detect whether a terminal has a voice encryption function. The details are described below separately.

For a better understanding of the embodiments of the present invention, a system architecture to which the embodiments of the present invention are applied is described below. Please refer to FIG. 1. FIG. 1 is a schematic diagram of a system architecture disclosed in an embodiment of the present invention. As shown in FIG. 1 , the test device and the terminal are included, wherein the test device and the terminal can be connected through a wired connection (for example, through a headphone interface on the terminal, a USB interface, or a test device), or through a wireless connection (for example, through Bluetooth). The connection, the WiFi connection, and the like, the test device may include a voice codec module, a voice encryption and decryption module, an audio processing module, a data transceiver module, etc., the voice codec module is configured to encode and decode the audio data, and the voice encryption and decryption module is set to The audio data is encrypted and decrypted, the audio processing module can perform recording, and the data transceiver module can transmit and receive data. The terminal may include a device such as a mobile phone, a computer, or a tablet computer that can perform voice processing. By implementing the system architecture shown in FIG. 1, the test device can accurately detect whether the terminal has voice encryption function.

Please refer to FIG. 2. FIG. 2 is a schematic flowchart diagram of a method for testing voice encryption according to an embodiment of the present invention. As shown in FIG. 2, the test method for voice encryption described in this embodiment includes the following steps.

201. The test device sends the source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtains the first encrypted voice data packet, where the voice encryption algorithm pre-negotiates the test device with the terminal. of.

In the embodiment of the present invention, the source voice data packet may be extracted from the audio acquired by the test device in real time, for example, a recording device obtained by the testing device in real time through the recording device, a segment of the voice downloaded by the testing device on the network, and the like. The recording, a speech is converted into a digital signal by analog-to-digital conversion, and the source voice data packet can be obtained; the source voice data packet can also be pre-stored by the test device, for example, can be pre-stored in the non-volatile memory of the test device. a plurality of voice data (for example, a song, a ringtone, etc.), when the test device needs to send the source voice data packet, randomly extracting one voice data from the plurality of voice data, and performing the analog-to-digital conversion on the voice data. The source voice data packet can be obtained by obtaining a digital signal. After the test device sends the source voice data packet to the terminal, the terminal encrypts the source voice data packet by using a voice encryption algorithm and obtains the first encrypted voice data packet, wherein the terminal uses the voice encryption algorithm to source the voice data packet (binary data stream). Processing is performed to obtain a first encrypted voice data packet (a binary data stream after being processed by a voice encryption algorithm). The above voice encryption algorithm is an algorithm supported by the test device and the terminal, that is, the same voice encryption algorithm that the test device and the terminal must support together. The voice encryption algorithm is pre-negotiated between the test device and the terminal. Before the step 201 is performed, the test device pre-negotiates with the terminal to pre-negotiate a voice encryption algorithm supported by the test device and the terminal. The terminal and the test device respectively perform voice encryption by using the voice encryption algorithm supported by the foregoing. Obviously, before performing step 201, the test device and the terminal need to establish a connection, and the test device and the terminal can be connected through a wired connection (for example, through a headphone interface, a USB interface on the terminal, or a test device), or through a wireless connection (for example, , via Bluetooth connection, WiFi connection, etc.).

Optionally, before performing step 201, the following steps may be performed:

The source voice data packet is obtained, and the source voice data packet is extracted from the voice data acquired by the recording device in the test device, or the source voice data packet is extracted from the voice data pre-stored in the test device.

The source voice data packet may be extracted from the voice data acquired by the recording device in the test device. For example, a test device obtains a piece of recording in real time through the recording device, and the test device extracts part of the recorded data from the previous recording. The part of the recorded data is converted into a digital signal to obtain a source voice data packet; the source voice data packet may also be extracted from the voice data pre-stored in the test device, for example, may be pre-arranged in the non-volatile memory of the test device. Storing a plurality of voice data (for example, a song, a ringtone, etc.), when the test device needs to send the source voice data packet, randomly extracting one voice data from the plurality of voice data, and extracting from a randomly selected voice data Part of the voice data, the partial voice data is converted into a digital signal, and the source voice data packet is obtained.

202. The test device receives the first encrypted voice data packet sent by the terminal.

In the embodiment of the present invention, after the terminal encrypts the source voice data packet by using the voice encryption algorithm and obtains the first encrypted voice data packet, the terminal sends the first encrypted voice data packet to the test device, and the test device receives the first sent by the terminal. An encrypted voice packet.

203. The test device encrypts the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet.

In the embodiment of the present invention, after the test device receives the first encrypted voice data packet sent by the terminal, the test device encrypts the source voice data packet by using a voice encryption algorithm pre-negotiated by the test device and the terminal to obtain a second encrypted voice data packet. The test device processes the source voice data packet (binary data stream) using a voice encryption algorithm to obtain a second encrypted voice data packet (a binary data stream processed by the voice encryption algorithm). The above voice encryption algorithm is an algorithm supported by the test device and the terminal, that is, the same voice encryption algorithm that the test device and the terminal must support together. The voice encryption algorithm is pre-negotiated between the test device and the terminal.

204. The test device verifies whether the first encrypted voice data packet matches the second encrypted voice data packet. If yes, go to step 205. If no, go to step 206.

In the embodiment of the present invention, after the test device obtains the first encrypted voice data packet and the second encrypted voice data packet, the test device verifies whether the first encrypted voice data packet matches the second encrypted voice data packet. The source voice data packet is a binary data stream, and the test device processes the source voice data packet (binary data stream) by using a voice encryption algorithm to obtain a second encrypted voice data packet (a binary data stream processed by the voice encryption algorithm). The test device verifies whether the first encrypted voice data packet matches the second encrypted voice data packet, and can compare each binary number in the first encrypted voice data packet (binary data stream) and the second encrypted voice data packet (binary data stream) Is it the same, when the same ratio of the binary number in the first encrypted voice data packet (binary data stream) and the second encrypted voice data packet (binary data stream) reaches a preset threshold, then the first encrypted voice data packet is determined to be the second The encrypted voice data packet is matched, and the preset threshold may be 80%, 85%, 90%, 95%, etc., because the data packet is transmitted between the terminal and the test device, packet loss occurs, etc., and the first encrypted voice is often used. The data packet and the second encrypted voice data packet cannot be completely matched, and the voice encryption test can be considered as long as the preset threshold is reached.

205. The test device determines that the terminal passes the voice encryption test.

206. The test device determines that the terminal does not pass the voice encryption test.

In the embodiment of the present invention, the test device sends the source voice data packet to the terminal, and the terminal and the test device respectively encrypt the source voice data packet by using a negotiated voice encryption algorithm to obtain the first encrypted voice data packet and the second encrypted voice data packet respectively. When the test device verifies that the first encrypted voice data packet matches the second encrypted voice data packet, it is determined that the terminal passes the voice encryption test. The implementation of the embodiment shown in FIG. 2, the test device provides the source voice data packet for testing, which can prevent the terminal from spoofing the test device due to the source voice data packet provided by the terminal, thereby accurately detecting whether the terminal has the voice encryption function and improving the test result. Accuracy.

Please refer to FIG. 3. FIG. 3 is a schematic flowchart diagram of another method for testing voice encryption according to an embodiment of the present invention. As shown in FIG. 3, the test method for voice encryption described in this embodiment includes the following steps.

301. The test device sends the source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtains the first encrypted voice data packet, where the voice encryption algorithm pre-negotiates the test device with the terminal. of.

302. The test device receives the first encrypted voice data packet sent by the terminal.

303. The test device encrypts the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet.

304. The test device verifies whether the first encrypted voice data packet matches the second encrypted voice data packet. If yes, go to step 305. If no, end this process.

305. The test device sends the source voice data packet to the third-party test device, and the source voice data packet is used by the third-party test device to encrypt the source voice data packet by using a voice encryption algorithm, and obtain a third encrypted voice data packet, where the voice encryption algorithm is Third-party test equipment, test equipment, and terminals are pre-negotiated.

In the embodiment of the present invention, when the test device verifies that the first encrypted voice data packet matches the second encrypted voice data packet, the test device sends the source voice data packet to the third-party test device, and the third-party test device may be another test. The device, after the third-party test device receives the source voice data packet, the third-party test device encrypts the source voice data packet by using a voice encryption algorithm and obtains a third encrypted voice data packet. The source voice data packet may be extracted from the audio acquired by the test device in real time. For example, a test device obtains a piece of sound recorded in real time through the recording device, and the test device downloads a piece of voice on the network, etc., and the above-mentioned one piece of recording and one piece of voice are recorded. The source voice data packet can be obtained by analog-to-digital conversion and converted into a digital signal; the source voice data packet can also be pre-stored by the test device, for example, a plurality of voice data can be pre-stored in the non-volatile memory of the test device. (for example, a song, a ringtone, etc.), when the test device needs to send the source voice data packet, randomly extract a voice data from the plurality of voice data, and perform the digital conversion by the analog-to-digital conversion of the voice data. That is, the source voice data packet can be obtained.

After the test device sends the source voice data packet to the third-party test device, the third-party test device encrypts the source voice data packet by using a voice encryption algorithm and obtains a third encrypted voice data packet, where the third-party test device utilizes a voice encryption algorithm pair. The source voice data packet (binary data stream) is processed to obtain a third encrypted voice data packet (a binary data stream processed by the voice encryption algorithm). The above-mentioned voice encryption algorithm is an algorithm supported by a third-party test device, a test device, and a terminal, that is, a third-party test device, a test device, and a terminal must have the same voice encryption algorithm supported by the same. The voice encryption algorithm is pre-negotiated by the third-party test equipment, the test equipment, and the terminal.

306. The test device receives a third encrypted voice data packet sent by the third-party test device.

307. The testing device determines whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet. If yes, step 307 is performed, and if no, step 308 is performed.

In the embodiment of the present invention, after the test device obtains the third encrypted voice data packet, the test device determines whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet. The source voice data packet is a binary data stream, and the test device processes the source voice data packet (binary data stream) by using a voice encryption algorithm to obtain a second encrypted voice data packet (a binary data stream processed by the voice encryption algorithm). The test device determines whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet, and can compare the third encrypted voice data packet (binary data stream) with the first encrypted voice data packet (binary data) Whether each binary number in the stream or the second encrypted voice data packet (binary data stream) is the same, when the third encrypted voice data packet (binary data stream) and the first encrypted voice data packet (binary data stream) have a binary number When the same ratio reaches a preset threshold, or the same ratio of the binary number in the third encrypted voice data packet (binary data stream) and the second encrypted voice data packet (binary data stream) reaches a preset threshold, the first encrypted voice data is determined. The packet matches the second encrypted voice data packet, and the preset threshold may be 80%, 85%, 90%, 95%, etc., since the data packet is transmitted between the terminal and the test device, the test device and the third-party test device, In the case of packet loss, etc., the third encrypted voice data packet and the first encrypted voice data packet or the second encrypted voice data are often used. Not completely match, only reaches a preset threshold can be considered by voice encryption tests. By implementing the third embodiment of the test device, the test can be performed by two test devices. When both test devices pass the test, it is determined that the terminal passes the voice encryption test, which can further improve the accuracy of the test result. It can detect more accurately whether the terminal has voice encryption.

308. The test device determines that the terminal passes the voice encryption test.

309. The test device determines that the terminal does not pass the voice encryption test.

Steps 301 to 304 shown in FIG. 3 may refer to step 201 to step 204 shown in FIG. 2, and steps 308 to 309 shown in FIG. 3 may refer to step 205 to step 206 shown in FIG. 2, which are embodiments of the present invention. No longer.

By implementing the embodiment shown in FIG. 3, by introducing a third-party test device, the test can be performed by two test devices. When both test devices pass the test, it is determined that the terminal passes the voice encryption test, which can further improve the accuracy of the test result. Sex, so that it can more accurately detect whether the terminal has voice encryption.

Please refer to FIG. 4. FIG. 4 is a schematic flowchart diagram of another method for testing voice encryption according to an embodiment of the present invention. As shown in FIG. 4, the test method for voice encryption described in this embodiment includes the following steps.

401. The test device negotiates a voice encryption algorithm with the terminal. If the negotiation is successful, step 402 is performed. If the negotiation is unsuccessful, the process ends.

In the embodiment of the present invention, before the test device sends the source voice data packet to the terminal, the test device negotiates a voice encryption algorithm with the terminal, that is, determines an encryption algorithm supported by both the test device and the terminal, to test the encryption supported by both the device and the terminal. The algorithm performs a voice encryption test. In the embodiment of the present invention,

Optionally, step 401 can include the following steps:

(11) The test device determines whether the voice encryption algorithm supported by the test device is the same as the voice encryption algorithm supported by the terminal;

(12) If yes, the test device uses the voice encryption algorithm supported by the test device and the terminal as a voice encryption algorithm pre-negotiated by the test device and the terminal.

In the embodiment of the present invention, both the test device and the terminal can support some voice encryption algorithms. For example, the test device supports four voice encryption algorithms A, B, C, and D. The terminal only supports the voice encryption algorithm A, and the test device negotiates with the terminal. The voice encryption algorithm is A; for example, the test device supports four voice encryption algorithms A, B, C, and D. The terminal only supports the voice encryption algorithms A and B, and the voice encryption algorithms negotiated between the test device and the terminal are A and B. Then, the test device and the terminal respectively use the voice encryption algorithm for A and the voice encryption algorithm to perform voice encryption test for B.

Optionally, before performing step 402, the following steps may also be performed:

The test device negotiates the key with the terminal; if the negotiation is successful, step 402 is performed.

The key is used by the terminal to encrypt the first encrypted voice data packet by using the key to obtain the first key encrypted voice data packet; the key is used by the test device to decrypt the first key encrypted voice data packet by using the key. , obtaining the first encrypted voice data packet.

In order to prevent the security of the first encrypted voice data packet from being transmitted between the terminal and the test device, the test device and the terminal pre-negotiate the key, and the terminal encrypts the first encrypted voice data packet by using the above-mentioned key to obtain the first key encryption. The voice data packet, after the test device receives the first key encrypted voice data packet, the test device decrypts the first key encrypted voice data packet by using the key to obtain the first encrypted voice data packet. The embodiment of the present invention can improve the security of voice encryption by negotiating a key encryption method.

402. The test device sends the source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtains the first encrypted voice data packet, where the voice encryption algorithm pre-negotiates the test device with the terminal. of.

403. The test device receives the first encrypted voice data packet sent by the terminal.

404. The test device encrypts the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet.

405. The test device verifies whether the first encrypted voice data packet matches the second encrypted voice data packet. If yes, go to step 406. If no, end the process.

406. The test device sends the source voice data packet to the third-party test device, and the source voice data packet is used by the third-party test device to encrypt the source voice data packet by using a voice encryption algorithm, and obtain a third encrypted voice data packet, where the voice encryption algorithm is Third-party test equipment, test equipment, and terminals are pre-negotiated.

407. The test device receives a third encrypted voice data packet sent by the third-party test device.

408. The test device determines whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet. If yes, step 409 is performed, and if no, step 410 is performed.

409. The test device determines that the terminal passes the voice encryption test.

410. The test device determines that the terminal does not pass the voice encryption test.

For the steps 402 to 410 shown in FIG. 4, reference may be made to the steps 301 to 309 shown in FIG.

The implementation of the embodiment shown in FIG. 4 can pre-negotiate the voice encryption algorithm and the key, and can encrypt the voice data through the negotiated voice encryption algorithm and the key, accurately detect whether the terminal has the voice encryption function, and improve the accuracy of the test result. .

Please refer to FIG. 5. FIG. 5 is a schematic structural diagram of a test device according to an embodiment of the present invention. As shown in FIG. 5, the test device described in this embodiment includes a first sending unit 501, a first receiving unit 502, an encrypting unit 503, a verifying unit 504, and a determining unit 505, where:

The first sending unit 501 is configured to send the source voice data packet to the terminal, and the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm to obtain a first encrypted voice data packet, and the voice encryption algorithm is a test device. Pre-negotiated with the terminal.

The first receiving unit 502 is configured to receive the first encrypted voice data packet sent by the terminal.

The encryption unit 503 is configured to encrypt the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet.

The verification unit 504 is configured to verify whether the first encrypted voice data packet matches the second encrypted voice data packet.

The determining unit 505 is configured to determine that the terminal passes the voice encryption test when the verification unit 504 verifies that the result is YES.

Optionally, please refer to FIG. 6. FIG. 6 is a schematic structural diagram of another testing device according to an embodiment of the present invention. As shown in FIG. 6, the testing device further includes an acquiring unit 506, where:

The obtaining unit 506 is configured to: before the first sending unit 501 sends the source voice data packet to the terminal, acquire the source voice data packet, where the source voice data packet is extracted from the voice data acquired by the recording device in the testing device, or the source The voice data packet is extracted from the voice data pre-stored in the test device.

Please refer to FIG. 7. FIG. 7 is a schematic structural diagram of another testing device according to an embodiment of the present invention. As shown in FIG. 7, FIG. 7 includes a second transmitting unit 507, a second transmitting unit 501, a first receiving unit 502, an encrypting unit 503, a verifying unit 504, and a determining unit 505, as shown in FIG. The receiving unit 508 and the determining unit 509, wherein:

The second sending unit 507 is configured to: when the first encrypted voice data packet matches the second encrypted voice data packet, send the source voice data packet to the third party testing device, and the source voice data packet is used by the third party testing device to use the voice The encryption algorithm encrypts the source voice data packet and obtains a third encrypted voice data packet, and the voice encryption algorithm is pre-negotiated for the third-party test equipment, the test equipment, and the terminal.

The second receiving unit 508 is configured to receive a third encrypted voice data packet sent by the third-party testing device.

The determining unit 509 is configured to determine whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet.

The determining unit 505 is further configured to determine that the terminal passes the voice encryption test when the determination unit 509 determines that the result is YES.

Please refer to FIG. 8. FIG. 8 is a schematic structural diagram of another testing device according to an embodiment of the present invention. As shown in FIG. 8, FIG. 8 includes, in addition to the first transmitting unit 501, the first receiving unit 502, the encrypting unit 503, the verifying unit 504, the determining unit 505, the second transmitting unit 507, and the second receiving unit 508 shown in FIG. In addition to the determining unit 509, the negotiating unit 510 is further included, wherein:

The negotiating unit 510 is arranged to negotiate a speech encryption algorithm with the terminal.

The first sending unit 501 is further configured to send the source voice data packet to the terminal after the negotiation unit 510 successfully negotiates the voice encryption algorithm with the terminal.

Optionally, as shown in FIG. 9 , FIG. 9 is a schematic structural diagram of another testing apparatus according to an embodiment of the present disclosure, and FIG. 9 is further optimized based on FIG. 8 , where the negotiating unit 510 in FIG. 9 includes a first determining subunit 5101 and a second determining subunit 5102, wherein:

The first determining subunit 5101 is configured to determine whether the voice encryption algorithm supported by the test device is the same as the voice encryption algorithm supported by the terminal;

The second determining subunit 5102 is configured to: when the first determining subunit 5101 determines whether the voice encryption algorithm supported by the testing device is the same as the voice encryption supported by the terminal, the voice encryption algorithm supported by the testing device and the terminal is used as the testing device and the terminal. Pre-negotiated speech encryption algorithm.

Optionally, as shown in FIG. 10, FIG. 10 is a schematic structural diagram of another testing apparatus according to an embodiment of the present invention, and FIG. 10 is further optimized based on FIG. 5, and FIG. 10 includes FIG. In addition to the first transmitting unit 501, the first receiving unit 502, the encrypting unit 503, the verifying unit 504, and the determining unit 505, a key negotiating unit 511 is further included, wherein:

The key agreement unit 511 is arranged to negotiate a key with the terminal.

The first sending unit 501 is further configured to: after the key negotiation unit 511 is configured to negotiate the key successfully with the terminal, send the source voice data packet to the terminal; wherein the key is used by the terminal to use the key pair to the first encrypted voice data. The packet is encrypted to obtain a first key encrypted voice data packet; the key is used by the test device to decrypt the first key encrypted voice data packet by using the key to obtain a first encrypted voice data packet.

The testing device shown in FIG. 5 to FIG. 10 is implemented, and the test device provides the source voice data packet for testing, which can prevent the terminal from fooling the test device due to the source voice data packet provided by the terminal, thereby accurately detecting whether the terminal has the voice encryption function. Improve the accuracy of test results.

Referring to FIG. 11, FIG. 11 is a schematic structural diagram of still another testing device according to an embodiment of the present invention. The testing device described in this embodiment includes: a network interface 1000; at least one processor 2000, such as a CPU; and a memory 3000. The network interface 1000, the processor 2000, and the memory 3000 are connected by a bus 4000.

The network interface 1000 may be an AUI interface, a BNC interface, a console interface, etc., for receiving and transmitting voice data packets.

The above memory 3000 may be a high speed RAM memory, or may be a non-volatile memory such as a disk memory or a nonvolatile memory. The above memory 3000 is used to store a set of program codes, and the processor 2000 is used to call the program code stored in the memory 3000 to perform the following operations:

The source voice data packet is sent to the terminal, and the source voice data packet is used by the terminal to encrypt the source voice data packet by using the voice encryption algorithm to obtain the first encrypted voice data packet, and the voice encryption algorithm is pre-negotiated by the test device and the terminal;

Receiving a first encrypted voice data packet sent by the terminal;

Encrypting the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet;

Verifying whether the first encrypted voice data packet matches the second encrypted voice data packet;

If so, it is determined that the terminal passes the voice encryption test.

In a specific implementation, the processor 2000 described in the embodiment of the present invention may implement the implementation manner described in the method for testing the voice encryption shown in FIG. 2 to FIG. The implementation of the test device described in FIG. 5 to FIG. 10 is not described herein again.

The modules or sub-modules in all embodiments of the present invention may be implemented by a general-purpose integrated circuit, such as a CPU (Central Processing Unit), or by an ASIC (Application Specific Integrated Circuit).

The steps in the method of the embodiment of the present invention may be sequentially adjusted, merged, and deleted according to actual needs.

The units in the apparatus of the embodiment of the present invention may be combined, divided, and deleted according to actual needs.

One of ordinary skill in the art can understand that all or part of the process of implementing the foregoing embodiments can be completed by a computer program to instruct related hardware, and the program can be stored in a computer readable storage medium. When executed, the flow of an embodiment of the methods as described above may be included. The storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, and thus equivalent changes made in the claims of the present invention are still within the scope of the present invention.

Claims (10)

1. A method for testing voice encryption, comprising:

   Transmitting the source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtain a first encrypted voice data packet, where the voice encryption algorithm is a test device Pre-negotiated with the terminal;

   Receiving the first encrypted voice data packet sent by the terminal;

   Encrypting the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet;

   Verifying whether the first encrypted voice data packet matches the second encrypted voice data packet;

   If so, it is determined that the terminal passes the voice encryption test.
2. The method according to claim 1, wherein after the verifying whether the first encrypted voice data packet matches the second encrypted voice data packet, the method further comprises:

   And if the first encrypted voice data packet matches the second encrypted voice data packet, sending the source voice data packet to a third-party testing device, where the source voice data packet is used by the third-party testing device The voice encryption algorithm encrypts the source voice data packet and obtains a third encrypted voice data packet, where the voice encryption algorithm is pre-negotiated by the third-party testing device, the testing device, and the terminal;

   Receiving the third encrypted voice data packet sent by the third-party testing device;

   Determining whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet;

   If yes, performing the step of determining that the terminal passes the voice encryption test.
3. The method according to claim 2, wherein before the sending the source voice data packet to the terminal, the method further comprises:

   Negotiating a voice encryption algorithm with the terminal;

   If the negotiation is successful, the step of transmitting the source voice data packet to the terminal is performed.
4. The method according to claim 3, wherein the negotiating a speech encryption algorithm with the terminal comprises:

   Determining whether the voice encryption algorithm supported by the test device is the same as the voice encryption algorithm supported by the terminal;

   If yes, the voice encryption algorithm supported by the test device and the terminal is used as a voice encryption algorithm pre-negotiated by the test device and the terminal.
5. The method according to any one of claims 1 to 4, wherein before the sending the source voice data packet to the terminal, the method further comprises:

   Acquiring a source voice data packet, the source voice data packet is extracted from voice data acquired by a recording device in the test device, or the source voice data packet is extracted from voice data pre-stored in the test device .
6. A testing device, comprising:

   a first sending unit, configured to send a source voice data packet to the terminal, where the source voice data packet is used by the terminal to encrypt the source voice data packet by using a voice encryption algorithm, and obtain a first encrypted voice data packet, where The speech encryption algorithm is pre-negotiated by the test device with the terminal;

   a first receiving unit, configured to receive the first encrypted voice data packet sent by the terminal;

   The encryption unit is configured to encrypt the source voice data packet by using a voice encryption algorithm pre-negotiated with the test device and the terminal to obtain a second encrypted voice data packet;

   a verification unit, configured to verify whether the first encrypted voice data packet matches the second encrypted voice data packet;

   The determining unit is configured to determine that the terminal passes the voice encryption test when the verification unit verifies that the result is yes.
7. The test device according to claim 6, wherein the test device further comprises:

   a second sending unit, configured to: when the first encrypted voice data packet matches the second encrypted voice data packet, send the source voice data packet to a third-party testing device, where the source voice data packet is used The third-party test device encrypts the source voice data packet by using the voice encryption algorithm, and obtains a third encrypted voice data packet, where the voice encryption algorithm is the third-party test device, the test device, and the Said terminal pre-negotiated;

   a second receiving unit, configured to receive the third encrypted voice data packet sent by the third-party testing device;

   a determining unit, configured to determine whether the third encrypted voice data packet matches the first encrypted voice data packet or the second encrypted voice data packet;

   The determining unit is further configured to: when the determining unit determines that the result is yes, determine that the terminal passes the voice encryption test.
8. The testing device according to claim 7, wherein the testing device further comprises:

   a negotiating unit, configured to negotiate a voice encryption algorithm with the terminal;

   The first sending unit is further configured to send the source voice data packet to the terminal after the negotiation unit successfully negotiates the voice encryption algorithm with the terminal.
9. The testing device according to claim 8, wherein the negotiating unit comprises:

   a first determining subunit, configured to determine whether a voice encryption algorithm supported by the test device is the same as a voice encryption algorithm supported by the terminal;

   a second determining subunit, configured to: when the first determining subunit determines whether the voice encryption algorithm supported by the testing device is the same as the voice encryption supported by the terminal, the testing device and the terminal jointly support The voice encryption algorithm is used as a voice encryption algorithm pre-negotiated by the test device with the terminal.
10. The testing device according to any one of claims 6 to 9, wherein the testing device further comprises:

    An acquiring unit, configured to acquire a source voice data packet, where the source voice data packet is extracted from voice data acquired by a recording device in a test device, before the first sending unit sends the source voice data packet to the terminal, Or the source voice data packet is extracted from voice data pre-stored in the test device.

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