CN105205390A - Security check system and security check method of mobile terminal - Google Patents

Security check system and security check method of mobile terminal Download PDF

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Publication number
CN105205390A
CN105205390A CN201510604393.1A CN201510604393A CN105205390A CN 105205390 A CN105205390 A CN 105205390A CN 201510604393 A CN201510604393 A CN 201510604393A CN 105205390 A CN105205390 A CN 105205390A
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China
Prior art keywords
public key
key value
mobile terminal
server
client
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CN201510604393.1A
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Chinese (zh)
Inventor
金果
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Shanghai Feixun Data Communication Technology Co Ltd
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Shanghai Feixun Data Communication Technology Co Ltd
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Priority to CN201510604393.1A priority Critical patent/CN105205390A/en
Publication of CN105205390A publication Critical patent/CN105205390A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/51Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems at application loading time, e.g. accepting, rejecting, starting or inhibiting executable software based on integrity or source reliability
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • G06F21/55Detecting local intrusion or implementing counter-measures
    • G06F21/56Computer malware detection or handling, e.g. anti-virus arrangements
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/03Indexing scheme relating to G06F21/50, monitoring users, programs or devices to maintain the integrity of platforms
    • G06F2221/033Test or assess software

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Virology (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The invention discloses a security check system and a security check method of a mobile terminal. The security check system of the mobile terminal comprises a client terminal and a server, wherein the client terminal is connected with the mobile terminal and is used for acquiring and outputting a public key value of an installation package in the mobile terminal; the server is remotely connected with the client terminal, the server provides a storage unit for storing a set of standard public key values, and the server is used for matching the public key value with the standard public key values in the storage unit to acquire the security check result of the installation package. The security check system of the mobile terminal extracts fewer characteristic data of the mobile terminal through the client terminal and synchronizes the extracted characteristic data to the server on a cloud side, the server performs matching to the characteristic data to acquire the security monitoring result of the mobile terminal, thereby the workload of the client terminal is reduced and the operating speed of the client terminal is improved.

Description

A kind of safety detecting system of mobile terminal and safety detection method
Technical field
The present invention relates to technical field of mobile terminals, particularly relate to a kind of safety detecting system and safety detection method of mobile terminal.
Background technology
Along with motive objects networking and the fusion development at full speed of computer communication technology, intelligent mobile terminal also brings some puzzlements to user bring easily for user while, particularly the virus of mobile terminal rises year by year, define the Dark Industry Link of oneself, market has also occurred a lot of antivirus software for mobile terminal virus, but a lot of antivirus softwares is generally kill virus in local library.Existing Trojan Horse Detection is generally be updated on mobile terminal in Trojan characteristics storehouse, and then " this locality " feature database local file and this dynamically updated mates, and then determines whether mobile terminal exists wooden horse.Because needs carry out matching treatment at mobile terminal, can increase the resource occupation to mobile terminal, reduce system running speed, bandwidth consumption is high, and the virus document that mobile terminal reception high in the clouds issues also needs to expend the larger network bandwidth and flow.
Summary of the invention
For the problems referred to above that existing Trojan Horse Detection exists, now provide a kind of safety detecting system and the safety detection method that are intended to the mobile terminal realizing the processing power reducing mobile terminal.
Concrete technical scheme is as follows:
A safety detecting system for mobile terminal, comprising:
Client, connects described mobile terminal, in order to gather the public key value of the installation kit in described mobile terminal, and exports;
Server, be connected with described client remote, described server provides a storage unit in order to the set of storage standards public key value, described server in order to described public key value is mated with the standard public key value in described storage unit, to obtain the safety detection result of described installation kit.
Preferably, described client comprises:
Scanning element, in order to scan installation file in described mobile terminal and installation kit, to obtain file destination;
Resolution unit, connects described scanning element, in order to resolve described file destination, to obtain described public key value;
First transmitting element, connects described resolution unit, in order to described public key value is sent to server.
Preferably, described client also comprises:
First receiving element, in order to receive the described safety detection result that described server sends;
Processing unit, connects described first receiving element, processes accordingly in order to the described installation kit corresponding to described public key value according to described safety detection result.
Preferably, described server comprises:
Second receiving element, in order to receive the described public key value that described client sends;
Matching unit, connect described second receiving element and described storage unit, in order to described public key value is mated with the described standard public key value in described storage unit, to obtain described safety detection result, if described public key value is mated with described standard public key value, then the installation kit that described public key value is corresponding is safety; If described public key value is not mated with described standard public key value, then the installation kit that described public key value is corresponding is dangerous;
Second transmitting element, connects described matching unit, in order to described matching result is sent to client.
Preferably, when described public key value is not mated with described standard public key value, described client carries out virus killing process to described mobile terminal.
A safety detection method for mobile terminal, provides a storage unit in order to the set of storage standards public key value, comprises the steps:
S1. client gathers the public key value of the installation kit in described mobile terminal, and exports;
S2. described public key value is mated with the standard public key value in described storage unit by server, to obtain the safety detection result of described installation kit.
In a preferred embodiment, described step S1 comprises:
S11. the installation file in described mobile terminal and installation kit is scanned, to obtain file destination;
S12. described file destination is resolved;
S13. judge whether the described public key value obtaining described file destination, if so, perform step S14; If not, the described step S11 of execution is returned;
S14. described public key value is sent to server, performs described step S2.
In a preferred embodiment, after executing described step S2, also comprise step S3, described client receives the described safety detection result that described server sends, and the described installation kit corresponding to described public key value according to described safety detection result processes accordingly.
In a preferred embodiment, described step S2 comprises:
S21. described server receives the described public key value that described client sends;
S22. described public key value is mated with the described standard public key value in described storage unit by described server, and to obtain matching result, if described public key value is mated with described standard public key value, then the installation kit that described public key value is corresponding is safety; If described public key value is not mated with described standard public key value, then the installation kit that described public key value is corresponding is dangerous;
S23. described matching result is sent to client by described server.
In a preferred embodiment, when public key value is not mated with described standard public key value, described client will carry out virus killing process to described mobile terminal.
The beneficial effect of technique scheme:
In the technical program, the safety detecting system of mobile terminal extracts the less characteristic of mobile terminal by client, and the characteristic of extraction is synchronized to the server in high in the clouds, by server, characteristic is mated, to obtain the safety monitoring result to mobile terminal, decrease the workload of client, improve the travelling speed of client.The safety detection method of mobile terminal is detected the characteristic extracted from mobile terminal by server, decreases the arithmetic capability of client, improves the performance of client.
Accompanying drawing explanation
Fig. 1 is the module map of a kind of embodiment of the safety detecting system of mobile terminal of the present invention;
Fig. 2 is the method flow diagram of a kind of embodiment of the safety detection side of mobile terminal of the present invention;
Fig. 3 is the method flow diagram of the another kind of embodiment of the safety detection side of mobile terminal of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, all belongs to the scope of protection of the invention.
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as limiting to the invention.
As shown in Figure 1, a kind of safety detecting system of mobile terminal, comprising:
Client 1, connects mobile terminal, in order to gather the public key value of the installation kit in mobile terminal, and exports;
Server 2, is connected with client 1 is long-range, and server 2 provides a storage unit in order to the set of storage standards public key value, server 2 in order to public key value is mated with the standard public key value in storage unit, to obtain the safety detection result of installation kit.
In the present embodiment, the safety detecting system of mobile terminal extracts the less characteristic of mobile terminal by client 1, and the characteristic of extraction is synchronized to the server 2 in high in the clouds, mated by server 2 pairs of characteristics, to obtain the safety monitoring result to mobile terminal, decrease the workload of client 1, improve the travelling speed of client 1.
In a preferred embodiment, client 1 comprises:
Scanning element 13, in order to scan installation file in mobile terminal and installation kit, to obtain file destination;
Resolution unit 14, connects scanning element 13, in order to resolve file destination, to obtain public key value;
First transmitting element 15, connects resolution unit 14, in order to public key value is sent to server 2.
In the present embodiment, scanning element 13 is searched for the installation file in the SD card of mobile terminal and installation kit by intercepting program Listener, obtain file destination according to preset path traversal, can be divided into two classes to the file of scanning, a class is the application program of having installed on mobile terminals; Another kind of is installation kit (* .apk) file left on the SD card of mobile terminal.
Resolution unit 14 mainly judges the type of file destination when detecting and resolves, and this resolution unit 14 is for detecting file type and calculating Message Digest 5 (MessageDigestAlgorithm, MD5) value.For the application program of installing on mobile terminals, mainly resolve the global configuration file under its installation directory: AndroidManifest.xml, this file have recorded the name of this application program, version, authority, the library file quoted, comprises the information such as assembly, practical function, process data, request resource; For installation kit (* .apk) file left on the SD card (SecureDigitalMemoryCard, safe digital card) of mobile terminal, mainly calculate the eigenwert of this file and resolve.To the <package_name produced after parsing, public_key> key assignments scans, then these characteristics are read, these characteristics are uploaded onto the server 2, and the virus scan processing module transferring to " cloud " to hold detects these characteristic informations of coupling fast and accurately; Also being provided with local data base in resolution unit 14, for carrying out local datastore to the file having little time to add up, also the application program public key information of acquisition can being synchronized to service end at one's leisure.Letter table is as follows substantially for the application program obtained after parsing:
Resolution unit 14 is in mobile terminal ccf layer, after resolving this application program, obtains the public key value of this program, this public key value is sent to the service end in high in the clouds.If there is no public key value, then continue to collect interested third party APK program.
In a preferred embodiment, client 1 also comprises:
First receiving element 11, the safety detection result sent in order to reception server 2;
Processing unit 12, connects the first receiving element 11, processes accordingly in order to the installation kit corresponding to public key value according to safety detection result.
In a preferred embodiment, server 2 comprises:
Second receiving element 21, in order to receive the public key value that client 1 sends;
Matching unit 22, connects the second receiving element 21 and storage unit, and in order to public key value to be mated with the standard public key value in storage unit, to obtain safety detection result, if public key value is mated with standard public key value, then the installation kit that public key value is corresponding is safety; If public key value is not mated with standard public key value, then the installation kit that public key value is corresponding is dangerous;
Second transmitting element 23, matching connection unit 22, in order to be sent to client 1 by matching result.
In the present embodiment, after server 2 receives the corresponding application program and relevant public key value that client 1 sends, by this public key value with prestore the bag name of trust and public key value compares.To detect these characteristic informations of coupling fast and accurately; Collect the object information of coupling, scan used time, scanning document sum in the matching process, whether find that wooden horse threatens, simultaneous display can be carried out with progress bar in abnormal document path etc. in client 1.
In a preferred embodiment, when public key value is not mated with standard public key value, client 1 pair of mobile terminal carries out virus killing process.
In the present embodiment, when the matching result that client 1 receives server 2 transmission is coupling, seamless process can be carried out to installation kit: when client 1 receive server 2 send matching result for do not mate time, and the standard public key value of the public key value of surface applications program and server 2 storage is inconsistent, can judge that application program has sent out change.Client 1 automatically starts corresponding program and carries out this locality scanning virus killing process.
As shown in Figure 2, a kind of safety detection method of mobile terminal, provides a storage unit in order to the set of storage standards public key value, comprises the steps:
S1. client gathers the public key value of the installation kit in mobile terminal, and exports;
S2. public key value is mated with the standard public key value in storage unit by server, to obtain the safety detection result of installation kit.
In the present embodiment, the safety detection method of mobile terminal is detected the characteristic extracted from mobile terminal by server, decreases the arithmetic capability of client, improves the performance of client.
As shown in Figure 3, in a preferred embodiment, step S1 comprises:
S11. the installation file in mobile terminal and installation kit is scanned, to obtain file destination;
S12. file destination is resolved;
S13. judge whether the public key value obtaining file destination, if so, perform step S14; If not, execution step S11 is returned;
S14. public key value is sent to server, performs step S2.
In the present embodiment, step S11 searches for the installation file in the SD card of mobile terminal and installation kit by intercepting program Listener, obtain file destination according to preset path traversal, can be divided into two classes to the file of scanning, a class is the application program of having installed on mobile terminals; Another kind of is installation kit (* .apk) file left on the SD card of mobile terminal.
Step S12 mainly judges the type of file destination when detecting and resolves, and detects and calculate Message Digest 5 value file type.For the application program of installing on mobile terminals, mainly resolve the global configuration file under its installation directory: AndroidManifest.xml, this file have recorded the name of this application program, version, authority, the library file quoted, comprises the information such as assembly, practical function, process data, request resource; For the installation kit left on the SD card of mobile terminal (* .apk) file, mainly calculate the eigenwert of this file and resolve.To the <package_name produced after parsing, public_key> key assignments scans, then these characteristics are read, these characteristics uploaded onto the server, the virus scan processing module transferring to " cloud " to hold detects these characteristic informations of coupling fast and accurately; Also a local data base can be provided, for carrying out local datastore to the file having little time to add up, also the application program public key information of acquisition background server can be synchronized at one's leisure.Resolving is in mobile terminal ccf layer, after resolving this application program, obtains the public key value of this program, this public key value is sent to the service end in high in the clouds.If there is no public key value, then continue to collect interested third party APK (AndroidPackage, Android installation kit) program.
As shown in Figure 3, in a preferred embodiment, after execution of step S2, also comprise step S3, the safety detection result that client reception server sends, and the installation kit corresponding to public key value according to safety detection result processes accordingly.
As shown in Figure 3, in a preferred embodiment, step S2 comprises:
S21. the public key value of server receives client transmission;
S22. public key value is mated with the standard public key value in storage unit by server, and to obtain matching result, if public key value is mated with standard public key value, then the installation kit that public key value is corresponding is safety; If public key value is not mated with standard public key value, then the installation kit that public key value is corresponding is dangerous;
S23. matching result is sent to client by server.
In the present embodiment, after server receives the corresponding application program and relevant public key value that client sends, by this public key value with prestore the bag name of trust and public key value compares.To detect these characteristic informations of coupling fast and accurately; Collect the object information of coupling, scan used time, scanning document sum in the matching process, whether find that wooden horse threatens, simultaneous display can be carried out with progress bar on the client in abnormal document path etc.
In a preferred embodiment, when public key value is not mated with standard public key value, client will carry out virus killing process to mobile terminal.
In the present embodiment, when the matching result that client receives server transmission is coupling, seamless process can be carried out to installation kit: when client receive server send matching result for do not mate time, and the standard public key value of the public key value of surface applications program and server stores is inconsistent, can judge that application program has sent out change.Client automatically starts corresponding program and carries out this locality scanning virus killing process.
The present invention be directed in current mobile terminal, in time third party APK program application programs being installed and verifying, or when the APK program of mobile terminal is poisoning, virus killing scanning is carried out to these APK programs.Adopt public key certificate in the * .RSA of the META-INF extracted in APK.Only scan the public key certificate obtaining application program in this locality, and this locality is provided with the application features information table that these scannings of local data library storage obtain.The public key certificate of acquisition and bag name are synchronized to service end, because these information characteristics are little, take streaming server and compare, in the public key value of server repository standard installation kit, these standard installation kit public key value are that a program obtains when normally issuing, and are stored in service end.
The public key value of client upload and the public key value (standard public key value) of normally wrapping are compared by server, if comparison is unsuccessful, this installation kit likely implanted wooden horse is then described, process is fed back by server, and point out user to process problematic program in time, and and that solution is sent to client is for reference.If service end comparison is no problem, client-side program can the corresponding program of normal process.
The foregoing is only preferred embodiment of the present invention; not thereby embodiments of the present invention and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilizations instructions of the present invention and diagramatic content and apparent change obtain in protection scope of the present invention.

Claims (10)

1. a safety detecting system for mobile terminal, is characterized in that, comprising:
Client, connects described mobile terminal, in order to gather the public key value of the installation kit in described mobile terminal, and exports;
Server, be connected with described client remote, described server provides a storage unit in order to the set of storage standards public key value, described server in order to described public key value is mated with the standard public key value in described storage unit, to obtain the safety detection result of described installation kit.
2. safety detecting system as claimed in claim 1, it is characterized in that, described client comprises:
Scanning element, in order to scan installation file in described mobile terminal and installation kit, to obtain file destination;
Resolution unit, connects described scanning element, in order to resolve described file destination, to obtain described public key value;
First transmitting element, connects described resolution unit, in order to described public key value is sent to server.
3. safety detecting system as claimed in claim 1, it is characterized in that, described client also comprises:
First receiving element, in order to receive the described safety detection result that described server sends;
Processing unit, connects described first receiving element, processes accordingly in order to the described installation kit corresponding to described public key value according to described safety detection result.
4. safety detecting system as claimed in claim 1, it is characterized in that, described server comprises:
Second receiving element, in order to receive the described public key value that described client sends;
Matching unit, connect described second receiving element and described storage unit, in order to described public key value is mated with the described standard public key value in described storage unit, to obtain described safety detection result, if described public key value is mated with described standard public key value, then the installation kit that described public key value is corresponding is safety; If described public key value is not mated with described standard public key value, then the installation kit that described public key value is corresponding is dangerous;
Second transmitting element, connects described matching unit, in order to described matching result is sent to client.
5. safety detecting system as claimed in claim 4, is characterized in that, when described public key value is not mated with described standard public key value, described client carries out virus killing process to described mobile terminal.
6. a safety detection method for mobile terminal, is characterized in that, provides a storage unit in order to the set of storage standards public key value, comprises the steps:
S1. client gathers the public key value of the installation kit in described mobile terminal, and exports;
S2. described public key value is mated with the standard public key value in described storage unit by server, to obtain the safety detection result of described installation kit.
7. safety detection method as claimed in claim 6, it is characterized in that, described step S1 comprises:
S11. the installation file in described mobile terminal and installation kit is scanned, to obtain file destination;
S12. described file destination is resolved;
S13. judge whether the described public key value obtaining described file destination, if so, perform step S14; If not, the described step S11 of execution is returned;
S14. described public key value is sent to server, performs described step S2.
8. safety detection method as claimed in claim 6, it is characterized in that, after executing described step S2, also comprise step S3, described client receives the described safety detection result that described server sends, and the described installation kit corresponding to described public key value according to described safety detection result processes accordingly.
9. safety detection method as claimed in claim 6, it is characterized in that, described step S2 comprises:
S21. described server receives the described public key value that described client sends;
S22. described public key value is mated with the described standard public key value in described storage unit by described server, and to obtain matching result, if described public key value is mated with described standard public key value, then the installation kit that described public key value is corresponding is safety; If described public key value is not mated with described standard public key value, then the installation kit that described public key value is corresponding is dangerous;
S23. described matching result is sent to client by described server.
10. safety detection method as claimed in claim 9, is characterized in that, when public key value is not mated with described standard public key value, described client will carry out virus killing process to described mobile terminal.
CN201510604393.1A 2015-09-21 2015-09-21 Security check system and security check method of mobile terminal Pending CN105205390A (en)

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Cited By (3)

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CN106503550A (en) * 2016-10-10 2017-03-15 哈尔滨理工大学 A kind of early warning plane system that is developed based on Python
CN106682508A (en) * 2016-06-17 2017-05-17 腾讯科技(深圳)有限公司 Method and device for searching and killing viruses
CN108021379A (en) * 2017-11-09 2018-05-11 维沃移动通信有限公司 A kind of upgrade method of application program, mobile terminal and server

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EP2256659A1 (en) * 2009-05-27 2010-12-01 NTT DoCoMo, Inc. Method and apparatus for preventing modification of a program execution flow
CN102831338A (en) * 2012-06-28 2012-12-19 北京奇虎科技有限公司 Security detection method and system of Android application program
CN104639506A (en) * 2013-11-13 2015-05-20 中国电信股份有限公司 Terminal and application program installation controlling method and system

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Publication number Priority date Publication date Assignee Title
EP2256659A1 (en) * 2009-05-27 2010-12-01 NTT DoCoMo, Inc. Method and apparatus for preventing modification of a program execution flow
CN102831338A (en) * 2012-06-28 2012-12-19 北京奇虎科技有限公司 Security detection method and system of Android application program
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CN106682508A (en) * 2016-06-17 2017-05-17 腾讯科技(深圳)有限公司 Method and device for searching and killing viruses
CN106682508B (en) * 2016-06-17 2019-01-11 腾讯科技(深圳)有限公司 The checking and killing method and device of virus
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CN108021379A (en) * 2017-11-09 2018-05-11 维沃移动通信有限公司 A kind of upgrade method of application program, mobile terminal and server
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Application publication date: 20151230