CN102300065A - Security authentication method for android-platform-based smart television software - Google Patents
Security authentication method for android-platform-based smart television software Download PDFInfo
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Abstract
The invention relates to an android platform technology, and provides a security authentication method for android-platform-based smart television software. By the method, the problem of insecurity of the conventional android-platform-based smart television software is solved. The technical scheme can be summarized as that: an operator establishes an authentication platform, and publishes software passing verification by an authentication mechanism trusted by the operator; and a smart television verifies the software before the software is installed, and only the software passing the verification can be installed and run. The method has the advantages of improving the security of the android-platform-based smart television software, along with applicability to the android-platform-based smart television software.
Description
Technical field
The present invention relates to the technology of Android (Android) platform, particularly the intelligent television software on the Android platform.
Background technology
Continuous increase along with the television set function, intellectuality is the inexorable trend of following television set development, so-called intelligent television, be meant and have the full open model platform, carried operating system, can come constantly television function to be expanded by this class method by user's program of providing of third party such as installation and uninstall, recreation service provider voluntarily, and the general name of this class television set that can accesses network.Intelligent television generally possesses following key feature: possess the broadband internet access capability 1.; 2. can receive and data flow such as various images that playback obtains from the Internet, music; 3. can download and carry out the application program of various special exploitations, comprise recreation; 4. possesses network communicating function; 5. possess brand-new remote control, and can be connected interactive with various portable terminals.
The intelligent television that present domestic household appliances manufacturer releases, most Android operating systems of Google that all adopted, i.e. Android operating system, minority has adopted the self-built operating system of Windows operating system or enterprise.Android operating system is open platform, can widely apply software, recreation etc. for the user provides, but owing to there is not strict censorship, the safety issue of bringing thus also day by day highlights, with the mobile phone market is example, according to " Android application program fee suction shady deal survey report ", implanted malice fee suction code after at present having 30% to 40% to be distorted in the application program (APP) that China 1,000 ten thousand Android cellphone subscribers often touch.Fast development along with intelligent television market, TV user also will face the safety problem identical with the cellphone subscriber, if the user installs, moved wooden horse, hacker software on intelligent television, will produce serious threat to terminal operating, privacy of user, user's payment etc.
Summary of the invention
The present invention seeks to overcome at present based on the unsafe shortcoming of intelligent television software of Android platform, a kind of method of the intelligent television software security certification based on the Android platform is provided.
The present invention solves the problems of the technologies described above the technical scheme that is adopted to be, the method based on the intelligent television software security certification of Android platform is characterized in that, may further comprise the steps:
A. operator sets up authentication platform, generates root CA (Certification Authority) certificate, and uses this root ca certificate to sign and issue the secondary CA certificate to the certification authority of its trust, and store root ca certificate in intelligent television;
B. certification authority tests the application program that the software developer provides, and uses the secondary CA certificate to sign to the application program passed through of test, obtains the software digital certificate, and is encapsulated as file publishing and issues;
C. intelligent television is downloaded file publishing, and verifies content in this file publishing according to the root ca certificate that pre-deposits, and checking is installed application program in this file publishing by the back.
Concrete, described step a may further comprise the steps:
A1. operator sets up authentication platform, generates root ca certificate in authentication platform, comprises the essential information of this operator in this root ca certificate;
A2. use root ca certificate to sign and issue some secondary CA certificates in authentication platform, and send to the certification authority that each is trusted by operator, the corresponding certification authority of each secondary CA certificate comprises this certification authority's relevant information in each secondary CA certificate;
A3. in intelligent television, store root ca certificate in advance.
Further, described step b may further comprise the steps:
B1. the software developer submits to certification authority with the original application program of its exploitation;
B2. certification authority tests this original application program, judges whether it meets the operation security requirement, if then enter the b3 step, if not then point out software developer and no longer processing;
B3. certification authority uses the secondary CA certificate that this original application program is signed and issued the priginal soft digital certificate, and the application programs file content carries out computing, and operation result is deposited in the priginal soft digital certificate, obtains the software digital certificate;
B4. certification authority is packaged into file publishing with this original application program, software digital certificate and secondary CA certificate thereof;
B5. this file publishing of authentication agency issues is downloaded for intelligent television.
Concrete, described step c may further comprise the steps:
C1. intelligent television is downloaded and is obtained file publishing;
C2. intelligent television carries out decapsulation with this file publishing, obtains the secondary CA certificate of application program, software digital certificate and certification authority;
C3. intelligent television is verified the secondary CA certificate with its root ca certificate of storing in advance, then enters the c5 step if checking is unsuccessful, then enters the c4 step if be proved to be successful;
C4. intelligent television uses this secondary CA certificate that the software digital certificate is verified, then enters the c5 step if checking is unsuccessful, then enters the c6 step if be proved to be successful;
C5. the checking of intelligent television prompting user certificate chain is unsuccessful, can not carry out subsequent operation;
C6. intelligent television application program that decapsulation is obtained is carried out and the identical computing of computing described in the step b3, the operation result of storing in operation result and the software digital certificate is compared, if the identical c7 step that then enters, if this application program of user of then pointing out inequality is distorted, can not install;
C7. intelligent television is installed this application program.
Further again, described step a is further comprising the steps of:
A4. operator generates on authentication platform or the update software revocation list according to reality operation situation, and send to each certification authority, the software revocation list comprises the version number that each certificate information of being revoked and this software are revoked certificate, and the version number of the software revocation list of latest update is greater than the version number of before software revocation list;
Described step b may further comprise the steps:
B6. the software developer submits to certification authority with the original application program of its exploitation;
B7. certification authority tests this original application program, judges whether it meets the operation security requirement, if then enter the b8 step, if not then point out software developer and no longer processing;
B8. certification authority uses the secondary CA certificate that this original application program is signed and issued the priginal soft digital certificate, and the application programs file content carries out computing, and operation result is deposited in the priginal soft digital certificate, obtains the software digital certificate;
B9. certification authority is packaged into file publishing with this original application program, software digital certificate, its secondary CA certificate and software revocation list;
B10. this file publishing of authentication agency issues is downloaded for intelligent television;
Described step c may further comprise the steps:
C8. intelligent television is downloaded and is obtained file publishing;
C9. intelligent television carries out decapsulation with this file publishing, obtains the secondary CA certificate and the software revocation list of application program, software digital certificate, certification authority;
C10. intelligent television judges whether this machine stores the software revocation list, if then enter step c11, if then do not store this software revocation list, and enters the c12 step;
Whether the version number of c11. judging this software revocation list greater than the version number of this machine saved software revocation list, if then use this software revocation list to replace saved software revocation list before this machine, if not then give up this software revocation list;
C12. intelligent television is verified the secondary CA certificate with its root ca certificate of storing in advance, then enters the c14 step if checking is unsuccessful, then enters the c13 step if be proved to be successful;
C13. intelligent television uses this secondary CA certificate that the software digital certificate is verified, then enters the c14 step if checking is unsuccessful, then enters the c15 step if be proved to be successful;
C14. the checking of intelligent television prompting user certificate chain is unsuccessful, can not carry out subsequent operation;
C15. intelligent television judges whether this secondary CA certificate and software digital certificate are present in the saved software revocation list, if then point out user certificate to be revoked, can not carry out subsequent operation, if not then enter the c16 step;
C16. intelligent television application program that decapsulation is obtained is carried out and the identical computing of computing described in the step b8, the operation result of storing in operation result and the software digital certificate is compared, if the identical c16 step that then enters, if this application program of user of then pointing out inequality is distorted, can not install;
C17. intelligent television is installed this application program.
Concrete, described each certificate information of being revoked of step a4 comprises secondary CA certificate information of being revoked and/or the software digital certificate of being revoked.
Further again, step b3 and/or the described computing of step b8 are Hash operation.
The invention has the beneficial effects as follows, method by above-mentioned intelligent television software security certification based on the Android platform, efficiently solve the present unsafe problem of intelligent television software based on the Android platform, improved the fail safe of intelligent television applied environment, effectively guaranteed safety based on the application program of Android platform.
Embodiment
The method of the intelligent television software security certification based on the Android platform of the present invention is: at first operator sets up authentication platform, generate root ca certificate, and use this root ca certificate to sign and issue the secondary CA certificate to the certification authority of its trust, and in intelligent television, store root ca certificate, certification authority tests the application program that the software developer provides then, use the secondary CA certificate to sign to the application program that test is passed through, obtain the software digital certificate, and be encapsulated as file publishing and issue, download file publishing by intelligent television at last, and verify content in this file publishing according to the root ca certificate that pre-deposits, checking is installed application program in this file publishing by the back.
Embodiment
This routine operator can also generate on authentication platform or the update software revocation list according to the reality situation of runing.
At first operator sets up authentication platform, in authentication platform, generate root ca certificate, the essential information that comprises this operator in this root ca certificate, use root ca certificate to sign and issue some secondary CA certificates then, and send to the certification authority that each is trusted by operator, the corresponding certification authority of each secondary CA certificate comprises this certification authority's relevant information, and store root ca certificate in advance in intelligent television in each secondary CA certificate; Software developers develop after a application program, the original application program of its exploitation is submitted to certification authority, certification authority tests this original application program then, judge whether it meets the operation security requirement, if not then point out software developer and no longer processing, if then use its secondary CA certificate this original application program is signed and issued the priginal soft digital certificate, the application programs file content carries out computing, this computing can be Hash operation, operation result is deposited in the priginal soft digital certificate, obtain the software digital certificate, again with this original application program, software digital certificate and secondary CA certificate thereof are packaged into file publishing, and issue this file publishing, download for intelligent television; After intelligent television is downloaded and is obtained file publishing, before the installation, earlier this file publishing is carried out decapsulation, obtain application program, the secondary CA certificate of software digital certificate and certification authority, with its root ca certificate of storing in advance the secondary CA certificate is verified then, then point out the checking of user certificate chain unsuccessful if checking is unsuccessful, can not carry out subsequent operation, intelligent television uses this secondary CA certificate that the software digital certificate is verified if be proved to be successful then, then point out the checking of user certificate chain unsuccessful if checking is unsuccessful, can not carry out subsequent operation, carry out the identical computing of computing original application program carried out with certification authority if be proved to be successful the application program that continues that then decapsulation is obtained, the operation result of storing in operation result and the software digital certificate is compared, if this application program of user of then pointing out inequality is distorted, can not install, if identical then intelligent television is installed this application program.
If this operator needs the software revocation list, then at first operator sets up authentication platform, in authentication platform, generate root ca certificate, the essential information that comprises this operator in this root ca certificate, use root ca certificate to sign and issue some secondary CA certificates then, and send to the certification authority that each is trusted by operator, the corresponding certification authority of each secondary CA certificate, comprise this certification authority's relevant information in each secondary CA certificate, and in intelligent television, store root ca certificate in advance, in the operation process, operator generates on authentication platform or the update software revocation list according to reality operation situation, and send to each certification authority, the software revocation list comprises the version number that each certificate information of being revoked and this software are revoked certificate, the version number of the software revocation list of latest update is greater than the version number of before software revocation list, and each certificate information of being revoked comprises secondary CA certificate information of being revoked and/or the software digital certificate of being revoked; Software developers develop after a application program, the original application program of its exploitation is submitted to certification authority, certification authority tests this original application program then, judge whether it meets the operation security requirement, if not then point out software developer and no longer processing, if then use its secondary CA certificate this original application program is signed and issued the priginal soft digital certificate, the application programs file content carries out computing, this computing can be Hash operation, operation result is deposited in the priginal soft digital certificate, obtain the software digital certificate, again with this original application program, the software digital certificate, its secondary CA certificate and software revocation list are packaged into file publishing, and issue this file publishing, download for intelligent television; After intelligent television is downloaded and is obtained file publishing, before the installation, earlier this file publishing is carried out decapsulation, obtain application program, the software digital certificate, the secondary CA certificate of certification authority and software revocation list, judge then whether this machine stores the software revocation list, if whether the version number of then judging this software revocation list is greater than the version number of this machine saved software revocation list, replace this machine saved software revocation list before if then use this software revocation list, if not then give up this software revocation list, if there is not the storing software revocation list then to store this software revocation list, intelligent television is verified the secondary CA certificate with its root ca certificate of storing in advance then, then point out the checking of user certificate chain unsuccessful if checking is unsuccessful, can not carry out subsequent operation, then use this secondary CA certificate that the software digital certificate is verified if be proved to be successful, then point out the checking of user certificate chain unsuccessful if checking is unsuccessful, can not carry out subsequent operation, then continue to judge whether this secondary CA certificate and software digital certificate are present in the saved software revocation list if be proved to be successful, if then pointing out user certificate is revoked, can not carry out subsequent operation, if not then the application program that decapsulation is obtained is carried out the identical computing of computing original application program carried out with certification authority, the operation result of storing in operation result and the software digital certificate is compared, if this application program of user of then pointing out inequality is distorted, can not install, if identical then intelligent television is installed this application program.
Claims (9)
1. based on the method for the intelligent television software security certification of Android platform, it is characterized in that, may further comprise the steps:
A. operator sets up authentication platform, generates root ca certificate, and uses this root ca certificate to sign and issue the secondary CA certificate to the certification authority of its trust, and store root ca certificate in intelligent television;
B. certification authority tests the application program that the software developer provides, and uses the secondary CA certificate to sign to the application program passed through of test, obtains the software digital certificate, and is encapsulated as file publishing and issues;
C. intelligent television is downloaded file publishing, and verifies content in this file publishing according to the root ca certificate that pre-deposits, and checking is installed application program in this file publishing by the back.
2. according to the method for the described intelligent television software security certification based on the Android platform of claim 1, it is characterized in that described step a may further comprise the steps:
A1. operator sets up authentication platform, generates root ca certificate in authentication platform, comprises the essential information of this operator in this root ca certificate;
A2. use root ca certificate to sign and issue some secondary CA certificates in authentication platform, and send to the certification authority that each is trusted by operator, the corresponding certification authority of each secondary CA certificate comprises this certification authority's relevant information in each secondary CA certificate;
A3. in intelligent television, store root ca certificate in advance.
3. according to the method for claim 1 or 2 described intelligent television software security certifications based on the Android platform, it is characterized in that, go on foot described step b and may further comprise the steps:
B1. the software developer submits to certification authority with the original application program of its exploitation;
B2. certification authority tests this original application program, judges whether it meets the operation security requirement, if then enter the b3 step, if not then point out software developer and no longer processing;
B3. certification authority uses the secondary CA certificate that this original application program is signed and issued the priginal soft digital certificate, and the application programs file content carries out computing, and operation result is deposited in the priginal soft digital certificate, obtains the software digital certificate;
B4. certification authority is packaged into file publishing with this original application program, software digital certificate and secondary CA certificate thereof;
B5. this file publishing of authentication agency issues is downloaded for intelligent television.
4. according to the method for the described intelligent television software security certification based on the Android platform of claim 3, it is characterized in that the described computing of step b3 is a Hash operation.
5. according to the method for the described intelligent television software security certification based on the Android platform of claim 3, it is characterized in that described step c may further comprise the steps:
C1. intelligent television is downloaded and is obtained file publishing;
C2. intelligent television carries out decapsulation with this file publishing, obtains the secondary CA certificate of application program, software digital certificate and certification authority;
C3. intelligent television is verified the secondary CA certificate with its root ca certificate of storing in advance, then enters the c5 step if checking is unsuccessful, then enters the c4 step if be proved to be successful;
C4. intelligent television uses this secondary CA certificate that the software digital certificate is verified, then enters the c5 step if checking is unsuccessful, then enters the c6 step if be proved to be successful;
C5. the checking of intelligent television prompting user certificate chain is unsuccessful, can not carry out subsequent operation;
C6. intelligent television application program that decapsulation is obtained is carried out and the identical computing of computing described in the step b3, the operation result of storing in operation result and the software digital certificate is compared, if the identical c7 step that then enters, if this application program of user of then pointing out inequality is distorted, can not install;
C7. intelligent television is installed this application program.
6. according to the method for the described intelligent television software security certification based on the Android platform of claim 5, it is characterized in that the described computing of step b3 is a Hash operation.
7. according to the method for the described intelligent television software security certification based on the Android platform of claim 2, it is characterized in that described step a is further comprising the steps of:
A4. operator generates on authentication platform or the update software revocation list according to reality operation situation, and send to each certification authority, the software revocation list comprises the version number that each certificate information of being revoked and this software are revoked certificate, and the version number of the software revocation list of latest update is greater than the version number of before software revocation list;
Described step b may further comprise the steps:
B6. the software developer submits to certification authority with the original application program of its exploitation;
B7. certification authority tests this original application program, judges whether it meets the operation security requirement, if then enter the b8 step, if not then point out software developer and no longer processing;
B8. certification authority uses the secondary CA certificate that this original application program is signed and issued the priginal soft digital certificate, and the application programs file content carries out computing, and operation result is deposited in the priginal soft digital certificate, obtains the software digital certificate;
B9. certification authority is packaged into file publishing with this original application program, software digital certificate, its secondary CA certificate and software revocation list;
B10. this file publishing of authentication agency issues is downloaded for intelligent television;
Described step c may further comprise the steps:
C8. intelligent television is downloaded and is obtained file publishing;
C9. intelligent television carries out decapsulation with this file publishing, obtains the secondary CA certificate and the software revocation list of application program, software digital certificate, certification authority;
C10. intelligent television judges whether this machine stores the software revocation list, if then enter step c11, if then do not store this software revocation list, and enters the c12 step;
Whether the version number of c11. judging this software revocation list greater than the version number of this machine saved software revocation list, if then use this software revocation list to replace saved software revocation list before this machine, if not then give up this software revocation list;
C12. intelligent television is verified the secondary CA certificate with its root ca certificate of storing in advance, then enters the c14 step if checking is unsuccessful, then enters the c13 step if be proved to be successful;
C13. intelligent television uses this secondary CA certificate that the software digital certificate is verified, then enters the c14 step if checking is unsuccessful, then enters the c15 step if be proved to be successful;
C14. the checking of intelligent television prompting user certificate chain is unsuccessful, can not carry out subsequent operation;
C15. intelligent television judges whether this secondary CA certificate and software digital certificate are present in the saved software revocation list, if then point out user certificate to be revoked, can not carry out subsequent operation, if not then enter the c16 step;
C16. intelligent television application program that decapsulation is obtained is carried out and the identical computing of computing described in the step b8, the operation result of storing in operation result and the software digital certificate is compared, if the identical c16 step that then enters, if this application program of user of then pointing out inequality is distorted, can not install;
C17. intelligent television is installed this application program.
8. according to the method for the described intelligent television software security certification based on the Android platform of claim 7, it is characterized in that described each certificate information of being revoked of step a4 comprises secondary CA certificate information of being revoked and/or the software digital certificate of being revoked.
9. according to the method for claim 7 or 8 described intelligent television software security certifications based on the Android platform, it is characterized in that the described computing of step b8 is a Hash operation.
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