CN101626567A - Short message sending and receiving method, short message sending and receiving device and mobile terminal - Google Patents
Short message sending and receiving method, short message sending and receiving device and mobile terminal Download PDFInfo
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- CN101626567A CN101626567A CN200910088414A CN200910088414A CN101626567A CN 101626567 A CN101626567 A CN 101626567A CN 200910088414 A CN200910088414 A CN 200910088414A CN 200910088414 A CN200910088414 A CN 200910088414A CN 101626567 A CN101626567 A CN 101626567A
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Abstract
The embodiment of the invention provides a short message sending, encrypting and receiving method and a short message sending and receiving device and a mobile terminal, wherein the short message sending method comprises the following steps: a sending end encrypts short messages according to a secret key appointed by the sending end and a receiving end; and the sending end sends the encrypted short messages. The short message sending, encrypting and receiving method and a short message sending and receiving device and a mobile terminal can encrypt and decrypt the short messages according to the secret key preappointed by the sending end and the receiving end, thereby when the encrypted short messages are sent to other persons by mistake, the other persons can not decrypt the short messages; in addition, the invention prevents other persons intercepting the secret key and knowing short message contents in the secret key transmission process and has high privacy of the short message contents.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of note sending, receiving method and transmission, receiving system and portable terminal.
Background technology
Note is meant literal or the digital information that the user passes through that portable terminal (as mobile phone) sends or receives, and it is extensive use of by the user with advantage such as convenient, fast and becomes one of main business of portable terminal.
In order to protect user's short message safety, at present, a kind of method is that secret file or password are set on receiving terminal, and the note transmission is a plaintext transmission, receiving terminal enters by the input password and knows short message content, thereby has guaranteed the privacy of short message content to a certain extent;
Another kind method is a ciphertext transmission note, and promptly transmitting terminal will be encrypted the key of note and encrypt note and all be transferred to receiving terminal, and receiving terminal is decrypted encrypting note according to the key that receives.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art:
For first method, because note transmission remains plaintext transmission, very easily cause other people in the note transmission course, to intercept and know short message content, and, in case being dealt on other people portable terminal by mistake, note will be known short message content, to guaranteeing the private totally unfavorable of short message content by other people;
For second method, though the note transmission is the ciphertext transmission, but other people intercept key probably and know short message content in the note transmission course, and, be dealt on other people portable terminal in case encrypt the key of note and encrypt note by mistake, will be known short message content by other people, also to guaranteeing the private totally unfavorable of short message content.
Summary of the invention
Embodiments of the invention provide a kind of note sending, receiving method and transmission, receiving system and portable terminal, and it guarantee to be encrypted note mistake and issues his man-hour other people can't decipher, and improves the privacy of short message content.
A kind of sending method of note comprises:
Transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement;
Described transmitting terminal sends the note after encrypting.
A kind of method of reseptance of note comprises:
The note that the receiving terminal receiving end/sending end sends;
Described receiving terminal is decrypted the note that receives according to the key of itself and transmitting terminal agreement;
Short message prompt after described receiving terminal will be deciphered is given the user.
A kind of note dispensing device comprises:
The short message editing unit is used for editing short message;
Ciphering unit is used for according to the key of transmitting terminal and receiving terminal agreement note being encrypted;
Transmitting element is used to send the note after the described encryption.
A kind of note receiving system comprises:
Receiving element is used for the note that receiving end/sending end sends;
Decrypting device is used for according to the key of transmitting terminal and receiving terminal agreement described note being decrypted;
Tip element is used for giving the user with the short message prompt after the deciphering.
A kind of portable terminal comprises: note dispensing device and note receiving system, wherein:
The key that described note dispensing device is used for is according to a preconcerted arrangement encrypted note;
Described note receiving system is used to receive note, and key according to a preconcerted arrangement is decrypted the note that receives.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, note sending, receiving method and transmission thereof, receiving system and portable terminal, can carry out encryption and decryption to note according to the key of transmitting terminal and the prior agreement of receiving terminal, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the FB(flow block) of the sending method of the embodiment of the invention one note;
Fig. 2 is the schematic flow sheet of the sending method of the embodiment of the invention one note;
Fig. 3 is the FB(flow block) of the method for reseptance of the embodiment of the invention two notes;
Fig. 4 is the schematic flow sheet of the method for reseptance of the embodiment of the invention two notes;
Fig. 5 is the structural representation of the embodiment of the invention three note dispensing devices;
Fig. 6 is the concrete structure schematic diagram of the embodiment of the invention three note dispensing devices;
Fig. 7 is the structural representation of ciphering unit in the embodiment of the invention three note dispensing devices;
Fig. 8 is the structural representation of the embodiment of the invention four note receiving systems;
Fig. 9 is the concrete structure schematic diagram of the embodiment of the invention four note receiving systems;
Figure 10 is the structural representation of decrypting device in the embodiment of the invention four note receiving systems;
Figure 11 is the structural representation of the embodiment of the invention five portable terminals.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The note sending, receiving method of the embodiment of the invention and transmission, receiving system and portable terminal, can carry out encryption and decryption to note according to the key of transmitting terminal and receiving terminal agreement, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
Embodiment one
As shown in Figure 1, the embodiment of the invention provides a kind of note transmission method, comprising:
Key can be symmetric key or unsymmetrical key.
Symmetric key is meant that transmitting terminal is identical key to the encryption key of note and receiving terminal to the decruption key of note, and the encryption and decryption algorithm is a symmetric encipherment algorithm, and promptly the encryption and decryption algorithm adopts identical algorithm.Just, transmitting terminal meets with the key of receiving terminal agreement: a corresponding a pair of transmitting terminal and the receiving terminal that key is unique.
Unsymmetrical key is meant that transmitting terminal is key inequality to the encryption key of note and receiving terminal to the decruption key of note, as, encryption key is a PKI, decruption key is a private key, and the encryption and decryption algorithm is a rivest, shamir, adelman.
Unsymmetrical key is realized complicated than symmetric key, but also goes for the note transmission method of the embodiment of the invention.As, can appoint the PKI that is used to encrypt in advance between transmitting terminal and the receiving terminal, transmitting terminal uses public-key to SMS encryption, and receiving terminal uses the note after the encryption that corresponding private key sends transmitting terminal to be decrypted, and does not do and gives unnecessary details.
The key of agreement can be any numeral, character string or the like.And, owing to be the key that both sides arrange, so key can be by changing after the bilateral agreement.
Optionally, the note transmission method of the embodiment of the invention also comprises, before the step 11 that transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement:
Whether transmitting terminal prompting user sends the encryption note.
Just, transmitting terminal can be pointed out the user, selects whether to send the encryption note by the user.If selecting to send, the user encrypts note, then to just sending behind the SMS encryption, as step 11; If note is encrypted in the non-selected transmission of user, then can directly send note.
Perhaps, can also be, transmitting terminal sends the option of encrypting note for the user increases by one, encrypts note as sending.After the user has confirmed receiving terminal and has editted note, if select to send the option of encrypting note, then to just sending behind the SMS encryption, as step 11; If the option of note is encrypted in the non-selected transmission of user, then can directly send note.
Optionally, the note transmission method of the embodiment of the invention, the step 11 that transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement comprises:
Encrypt note if the user selects to send, transmitting terminal can be confirmed the key corresponding with receiving terminal from the key of its storage.
Perhaps, encrypt note if the user selects to send, transmitting terminal can be pointed out the user the manually input key corresponding with receiving terminal.
Perhaps, encrypt note if the user selects to send, and the key of transmitting terminal and receiving terminal agreement is the telephone number of transmitting terminal or the telephone number of receiving terminal, transmitting terminal can obtain key note is encrypted from its telephone directory.
Particularly, transmitting terminal and receiving terminal are appointed after the key, transmitting terminal can store the key corresponding with each receiving terminal, after in case the user has confirmed receiving terminal and has editted note, transmitting terminal just can be confirmed the key corresponding with receiving terminal from the key of its storage, and then note is encrypted.
Preferably, transmitting terminal can be appointed key for All Contacts in its telephone directory (contact person is also promptly corresponding to the receiving terminal of transmitting terminal), and, transmitting terminal can also show the key corresponding with each receiving terminal of storage according to its telephone directory interface, make the transmitting terminal user can edit note earlier, from the telephone directory of transmitting terminal, select receiving terminal and the key corresponding again with receiving terminal.
Particularly, can also be at key comparatively simple or when knowing for the transmitting terminal user, the user can manually import the key corresponding with receiving terminal.
Further because the key of agreement can be any numeral, character string or the like, transmitting terminal can be with each receiving terminal agreement with transmitting terminal telephone number or receiving terminal telephone number as key.Like this, with transmitting terminal telephone number A or receiving terminal telephone number B as key to SMS encryption after, in case when being dealt on the receiving terminal that telephone number is C, telephone number is that the receiving terminal of C can't be deciphered note, shows mess code by mistake.Preferably, can arrange with the receiving terminal telephone number as key, be sent out by mistake in case encrypt note, mistake is received other receiving terminals of encrypting note can't decipher note.
Particularly, as key, transmitting terminal can preferably utilize the transmitting terminal telephone number or the receiving terminal number of the telephone directory interface display of itself as key the note that needs send to receiving terminal to be encrypted to transmitting terminal and each receiving terminal agreement with transmitting terminal telephone number or receiving terminal telephone number.
Therefore the note transmission method of the embodiment of the invention has only the user that ought hold receiving terminal to know correct key, just can open the short message content of encrypting after note obtains deciphering, issue other people if encrypt the note mistake, other people can't decipher, when then opening note, will be shown as mess code.And, because transmission security key not, avoided that other people intercept key and know short message content in the cipher key transmitting process.
Referring to shown in Figure 2,, the note transmission method of the embodiment of the invention is described with a concrete application mode.
Step 101: transmitting terminal and receiving terminal agreement receiving terminal telephone number are key.
Step 102: the transmitting terminal editor finishes the note that needs send to receiving terminal.
Step 103: whether transmitting terminal prompting user sends the encryption note, encrypts note if the user selects to send, and then enters step 104, if the user selects not send the encryption note, then enters step 107.
Step 104: transmitting terminal is confirmed key from its telephone directory, and key is the telephone number of receiving terminal.
Step 105: transmitting terminal is encrypted the note that needs send to receiving terminal according to key.
Step 106: transmitting terminal sends the note after encrypting.
Step 107: transmitting terminal sends normal short message.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
Embodiment two
Figure is shown in 3, and corresponding to a kind of note transmission method that embodiment describes, the embodiment of the invention provides a kind of short message receiving method, comprising:
The note that step 31, receiving terminal receiving end/sending end send.
Short message prompt after step 33, receiving terminal will be deciphered is given the user.
In like manner, key can be symmetric key or unsymmetrical key, symmetric key and unsymmetrical key is illustrated in that embodiment is a kind of, does not repeat them here.
Optionally, the short message receiving method of the embodiment of the invention also comprises, before the step 32 that receiving terminal is decrypted the note that receives according to the key of itself and transmitting terminal agreement,
Receiving terminal judges that whether its note that receives is the note after encrypting.
Particularly, receiving terminal can judge that whether its note that receives is the note after encrypting, if receive the note after the encryption, then receiving terminal need be deciphered note, just can know short message content, if receive the unencrypted note, the direct short message reading content of receiving terminal then.
Optionally, the short message receiving method of the embodiment of the invention, receiving terminal, comprising the step 32 that the note that receives is decrypted according to the key of itself and transmitting terminal agreement:
If what receive is note after encrypting, receiving terminal can be confirmed the note that receives to be decrypted the key corresponding with transmitting terminal from the key of its storage.
Perhaps, if what receive is note after encrypting, receiving terminal can be pointed out the user the manually input key corresponding with receiving terminal, and the note that receives is decrypted.
Perhaps, if what receive is note after encrypting, and transmitting terminal is the telephone number of transmitting terminal or the telephone number of receiving terminal with the key that receiving terminal is arranged, and receiving terminal can obtain key the note that receives is decrypted from its telephone directory.
Particularly, transmitting terminal and receiving terminal are appointed after the key, receiving terminal also can store the key corresponding with each transmitting terminal, in case the note after the encryption that receiving terminal receives, receiving terminal just can be confirmed the key corresponding with transmitting terminal from the key of its storage, and then note is decrypted.
Preferably, receiving terminal can be appointed key for All Contacts in its telephone directory (contact person is also promptly corresponding to the transmitting terminal of receiving terminal), and, receiving terminal can also show the key corresponding with each transmitting terminal according to its telephone directory interface, make receiving terminal from its telephone directory, to select the key corresponding, note is decrypted with transmitting terminal.
Can also know, comparatively simple or when knowing for the receiving terminal user, receiving terminal can be pointed out the user manually to import the key corresponding with transmitting terminal note is decrypted at key.
Particularly, receiving terminal can be with each transmitting terminal agreement with transmitting terminal telephone number or receiving terminal telephone number as key, receiving terminal can preferably utilize the transmitting terminal telephone number or the receiving terminal number of the telephone directory interface display of itself as key the note that receives to be decrypted.
Referring to shown in Figure 4,, the short message receiving method of the embodiment of the invention is described with a concrete application mode.
Step 301: receiving terminal and transmitting terminal agreement receiving terminal telephone number are key.
Step 302: receiving terminal receives the note that transmitting terminal is sent.
Step 303: receiving terminal judges that whether this note is the note after encrypting, if the note after encrypting then enters step 304, the note after encrypt then enters step 307.
Step 304: receiving terminal is confirmed key from its telephone directory, and key is the receiving terminal telephone number.
Step 305: receiving terminal is decrypted note according to key.
Step 306: the short message prompt after receiving terminal will be deciphered is given the user, and the user reads the short message content after the deciphering.
Step 307: receiving terminal is prompted to the user with normal short message, user's short message reading content.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, the short message receiving method of the embodiment of the invention, receiving terminal is decrypted note according to itself and the prior key of arranging of transmitting terminal, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
Embodiment three
As shown in Figure 5, corresponding to the note transmission method that embodiment one describes, the embodiment of the invention provides a kind of note dispensing device, comprising:
Short message editing unit 51 is used for editing short message.
Ciphering unit 52 is used for according to the key of transmitting terminal and receiving terminal agreement note being encrypted.
Transmitting element 53 is used to send the note after the described encryption.
As shown in Figure 6, optionally, the note dispensing device of the embodiment of the invention can also comprise:
Whether SMS encryption Tip element 54 is used to point out the user note to be encrypted.
Judging unit 55 is used to accept user's input, judges whether the user agrees described note is encrypted.
And ciphering unit 52 also is used for according to transmitting terminal and the key that receiving terminal is arranged note being encrypted when judging unit 55 is judged the user and agreed note encrypted.
Optionally, the note dispensing device of the embodiment of the invention can also comprise:
Key input unit 56 is used to point out the user the manually input key corresponding with receiving terminal.
Optionally, as shown in Figure 7, ciphering unit 52 can also comprise:
Cipher key storage block 521 is used to store the key of transmitting terminal and receiving terminal agreement.Owing to be the key that both sides arrange, the storage key of cipher key storage block 521 can upgrade, and does not do and gives unnecessary details.
In the embodiment of the invention, key can be symmetric key or unsymmetrical key.
Describe note dispensing device how specifically to use the embodiment of the invention below in detail:
Transmitting terminal and receiving terminal agreement key, the key of agreement is stored in the cipher key storage block 521.
Short message editing unit 51 editors finish needs and send to after the note of receiving terminal, and whether SMS encryption Tip element 54 prompting users send the encryption note.
If the user selects not send the encryption note, then transmitting element 53 sends normal short message.
If the user selects to send the encryption note, then key confirmation module 522 is confirmed the key corresponding with receiving terminal from the key of cipher key storage block 521 stored, encrypt Executive Module 523 and the note that needs send to receiving terminal is encrypted, the note that transmitting element 53 sends after encrypting according to this key.
Perhaps, the user selects to send and encrypts note, and key input unit 56 prompting users are the input key corresponding with receiving terminal manually, and ciphering unit 52 is encrypted the note that needs send to receiving terminal according to this key, the note that transmitting element 53 sends after encrypting.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, the note dispensing device of the embodiment of the invention, it can utilize the key of arranging in advance with receiving terminal that note is encrypted, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
Embodiment four
As shown in Figure 8, corresponding to the short message receiving method that embodiment two describes, the embodiment of the invention provides a kind of note receiving system, comprising:
Receiving element 61 is used for the note that receiving end/sending end sends.
Decrypting device 62 is used for according to the key of transmitting terminal and receiving terminal agreement described note being decrypted.
As shown in Figure 9, optionally, the note receiving system of the embodiment of the invention can also comprise:
Encrypt note judging unit 64, be used to judge that whether note that transmitting terminal sends is the note after encrypting.
Decrypting device 62, also being used for judging unit 64, to judge note that transmitting terminal sends be after the note after encrypting, the key of arranging according to transmitting terminal and receiving terminal is to being decrypted the note that receives.
Optionally, the note receiving system of the embodiment of the invention can also comprise:
Optionally, as shown in figure 10, decrypting device 62 can also comprise:
Cipher key storage block 621 is used to store the key of receiving terminal and transmitting terminal agreement.
In the embodiment of the invention, key can be symmetric key or unsymmetrical key.
Describe note receiving system how specifically to use the embodiment of the invention below in detail:
Receiving element 61 receives a note.
Encrypt note judging unit 64 and judge whether the note that receives is to encrypt note.
If the note that encryption note judging unit 64 receives is not to encrypt note, then Tip element 63 is given the user with short message prompt, and the user reads the normal short message content.
If the note that encryption note judging unit 64 receives is to encrypt note, then key confirmation module 622 can be confirmed the key corresponding with transmitting terminal from cipher key storage block 621, deciphering Executive Module 623 is decrypted the note that receives according to key, short message prompt after Tip element 63 will be deciphered is given the user, and the user can read the short message content after the deciphering.
Perhaps, if it is to encrypt note that encryption note judging unit 64 receives note, then key input unit 65 can be pointed out the user the manually input key corresponding with transmitting terminal, decrypting device 62 is decrypted the note that receives according to key, short message prompt after Tip element 63 will be deciphered is given the user, and the user can read the short message content after the deciphering.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, the note receiving system of the embodiment of the invention, it can utilize the key of arranging in advance with transmitting terminal that note is decrypted, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
Embodiment five
As shown in figure 11, in conjunction with referring to embodiment four, five and Fig. 5-10, the embodiment of the invention provides a kind of portable terminal, comprising:
The note dispensing device, the key that is used for is according to a preconcerted arrangement encrypted the note that needs send.
The note receiving system is used to receive note, and root also is decrypted the note that receives according to the key of agreement.
Shown in Fig. 5-9, come portable terminal made and specify.
When portable terminal 70 sends when encrypting notes to portable terminal 80, the key that the note dispensing device 701 of portable terminal 70 is good is according to a preconcerted arrangement encrypted note, afterwards, portable terminal 80 receives the encryption note that portable terminal 70 sends, the key that the note receiving system 802 of portable terminal 80 is good according to a preconcerted arrangement is decrypted encrypting note, like this, portable terminal 70 has effectively transmitted the ciphertext note to portable terminal 80.
When portable terminal 80 sends when encrypting notes to portable terminal 70, the key that the note dispensing device 801 of portable terminal 80 is good is according to a preconcerted arrangement encrypted note, afterwards, portable terminal 70 receives the encryption note that portable terminal 80 sends, the key that the note receiving system 702 of portable terminal 70 is good according to a preconcerted arrangement is decrypted encrypting note, in like manner, portable terminal 80 has effectively transmitted the ciphertext note to portable terminal 70.
The technical scheme that is provided by the embodiment of the invention described above as can be seen, according to the key of arranging in advance between portable terminal and the portable terminal note is carried out encryption and decryption, encrypting the note mistake issues his man-hour other people can't decipher, and avoided that other people intercept key and know short message content in cipher key transmitting process, have the private high advantage of short message content.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (17)
1, a kind of sending method of note is characterized in that, comprising:
Transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement;
Described transmitting terminal sends the note after encrypting.
2, note transmission method according to claim 1 is characterized in that, before described transmitting terminal was encrypted note according to the key of itself and receiving terminal agreement, whether described transmitting terminal prompting user encrypted note.
3, note transmission method according to claim 1 and 2 is characterized in that, described transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement, comprising:
Described transmitting terminal is confirmed the key corresponding with described receiving terminal from the key of its storage, and note is encrypted;
Perhaps, described transmitting terminal prompting user is the input key corresponding with described receiving terminal manually, and note is encrypted.
4, note transmission method according to claim 1 and 2 is characterized in that, described transmitting terminal is encrypted note according to the key of itself and receiving terminal agreement, comprising:
The key of described transmitting terminal and receiving terminal agreement is the telephone number of described transmitting terminal or the telephone number of described receiving terminal, and described transmitting terminal obtains key note is encrypted from its telephone directory.
5, a kind of method of reseptance of note is characterized in that, comprising:
The note that the receiving terminal receiving end/sending end sends;
Described receiving terminal is decrypted the note that receives according to the key of itself and transmitting terminal agreement;
Short message prompt after described receiving terminal will be deciphered is given the user.
6, short message receiving method according to claim 5 is characterized in that, before described receiving terminal was decrypted the note that receives according to the key of itself and transmitting terminal agreement, described receiving terminal judged that whether its described note that receives is the note after encrypting.
According to claim 5 or 6 described short message receiving methods, it is characterized in that 7, described receiving terminal is decrypted the note that receives according to the key of itself and transmitting terminal agreement, comprising:
Described receiving terminal is confirmed the key corresponding with described transmitting terminal from the key of its storage, the note that receives is decrypted;
Perhaps, described receiving terminal prompting user is the input key corresponding with described receiving terminal manually, and the note that receives is decrypted.
According to claim 5 or 6 described short message receiving methods, it is characterized in that 8, described receiving terminal is decrypted the note that receives according to the key of itself and transmitting terminal agreement, comprising:
The key of described transmitting terminal and receiving terminal agreement is the telephone number of described transmitting terminal or the telephone number of described receiving terminal, and described receiving terminal obtains key the note that receives is decrypted from its telephone directory.
9, a kind of note dispensing device is characterized in that, comprising:
The short message editing unit is used for editing short message;
Ciphering unit is used for according to the key of transmitting terminal and receiving terminal agreement note being encrypted;
Transmitting element is used to send the note after the described encryption.
10, note dispensing device according to claim 9 is characterized in that, described device also comprises: whether the SMS encryption Tip element is used to point out the user described note to be encrypted;
Judging unit is used to accept user's input, judges whether the user agrees described note is encrypted;
Described ciphering unit also is used for going out the user when agreeing note encrypted when described judgment unit judges, according to transmitting terminal and the key that receiving terminal is arranged note is encrypted.
11, according to claim 9 or 10 described note dispensing devices, it is characterized in that described ciphering unit also comprises:
Cipher key storage block is used to store the key of described transmitting terminal and described receiving terminal agreement;
The key confirmation module is used for confirming the key corresponding with described receiving terminal from the key of described cipher key storage block storage;
Encrypt Executive Module, the key that is used for confirming according to described key confirmation module is carried out note and is encrypted.
12, according to claim 9 or 10 described note dispensing devices, it is characterized in that described device also comprises:
The key input unit is used to point out the user the manually input key corresponding with described receiving terminal.
13, a kind of note receiving system is characterized in that, comprising:
Receiving element is used for the note that receiving end/sending end sends;
Decrypting device is used for according to the key of transmitting terminal and receiving terminal agreement described note being decrypted;
Tip element is used for giving the user with the short message prompt after the deciphering.
14, note decryption device according to claim 13 is characterized in that, described device also comprises:
Encrypt the note judging unit, be used to judge that whether note that transmitting terminal sends is the note after encrypting;
Described decrypting device also is used for after the note of described judgment unit judges after to go out note that transmitting terminal sends be to encrypt, and the key of arranging according to transmitting terminal and receiving terminal is to being decrypted the note that receives.
15, according to claim 13 or 14 described note decryption devices, it is characterized in that described decrypting device also comprises:
Cipher key storage block is used to store the key of described receiving terminal and described transmitting terminal agreement;
The key confirmation module is used for confirming the key corresponding with described transmitting terminal from the key of described receiving terminal storage;
The deciphering Executive Module, the key that is used for confirming according to described key confirmation module is carried out deciphering to described note.
16, according to claim 13 or 14 described note decryption devices, it is characterized in that described device also comprises:
The key input unit is used to point out the user the manually input key corresponding with described transmitting terminal.
17, a kind of portable terminal is characterized in that, comprising: as the described note dispensing device of claim 9-12 with as the described note receiving system of claim 13-16, wherein:
The key that described note dispensing device is used for is according to a preconcerted arrangement encrypted note;
Described note receiving system is used to receive note, and key according to a preconcerted arrangement is decrypted the note that receives.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910088414A CN101626567A (en) | 2009-06-29 | 2009-06-29 | Short message sending and receiving method, short message sending and receiving device and mobile terminal |
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| CN200910088414A CN101626567A (en) | 2009-06-29 | 2009-06-29 | Short message sending and receiving method, short message sending and receiving device and mobile terminal |
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| CN102970659A (en) * | 2012-11-12 | 2013-03-13 | 广东欧珀移动通信有限公司 | Method for encryption transmission of short message |
| CN103795524A (en) * | 2014-01-24 | 2014-05-14 | 闻泰通讯股份有限公司 | Dynamic short message encryption and decryption method based on 3DES |
| CN104202736A (en) * | 2014-08-26 | 2014-12-10 | 东南大学常州研究院 | Mobile terminal short message end-to-end encryption method oriented to Android system |
| CN104270517A (en) * | 2014-09-23 | 2015-01-07 | 中兴通讯股份有限公司 | Information encryption method and mobile terminal |
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