CN101895632A - Method for locking terminal and memory card - Google Patents
Method for locking terminal and memory card Download PDFInfo
- Publication number
- CN101895632A CN101895632A CN2010102265653A CN201010226565A CN101895632A CN 101895632 A CN101895632 A CN 101895632A CN 2010102265653 A CN2010102265653 A CN 2010102265653A CN 201010226565 A CN201010226565 A CN 201010226565A CN 101895632 A CN101895632 A CN 101895632A
- Authority
- CN
- China
- Prior art keywords
- terminal
- register
- storage card
- code information
- identity code
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/50—Service provisioning or reconfiguring
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/12—Detection or prevention of fraud
- H04W12/121—Wireless intrusion detection systems [WIDS]; Wireless intrusion prevention systems [WIPS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/60—Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
Abstract
The invention discloses a method for locking a terminal and a memory card. The method comprises the following steps: when enable bits of a register CID in the memory card is not in zero state, receiving identification code information sent from a terminal by the memory card; comparing the identification code information with terminal information of a register TID in the memory card; and when the terminal information of the register TID comprises the identification code information, feeding back a message that the memory card is activated to the terminal. The enable bits of the register CID are at least one bit ranging from 20th bit to 23rd bit of the register CID. The method for locking the terminal and the memory card of the invention verify the identity of the terminal when the memory card has not been activated, thereby achieving the purpose of locking the terminal.
Description
Technical field
The present invention relates to information security field, specially refer to a kind of method and storage card of locking terminal.
Background technology
Extensive use along with mobile devices such as smart mobile phone, digital camera, net books, people often use large-capacity memory card to expand memory space, because less, the easy loss of storage card volume, personal information or trade secret are illegally obtained by other people probably in the storage card, therefore people usually storage card be set to only be used by a few authorization terminal, and for other unauthorized terminal, storage card can not use to reach the purpose of locking terminal.
Usually our safe digital card (Secure Digital Memory Card of using, storage card such as SD), the function of its locking terminal is to realize in the following way: after storage card inserts terminal, carry out initialization earlier to activate storage card, reresent terminal input password, the terminal data of the password of storage card contrast terminal input and storage itself can be operated storage card by terminal then as cryptographic check.But this verification mode is very dangerous, because of storage card before cryptographic check is activated, other-end can be by cracking or other instruments and storage card carry out command interaction, rewrite or the interior end message of deletion storage card, make the function of cryptographic check lose meaning, do not reach the purpose of locking terminal.
Summary of the invention
Method and the storage card of main purpose of the present invention for a kind of locking terminal is provided, just the identity to terminal is not carried out verification when storage card is activated as yet, reaches the purpose of locking terminal.
The present invention proposes a kind of method of locking terminal, comprises step:
When the enable bit of register CID in the storage card non-0 the time, the identity code information that the storage card receiving terminal sends;
Contrast the end message of register TID in described identity code information and the storage card;
When the end message of described register TID comprises described identity code information, the message that is activated to described terminal feedback store card.
Preferably, when the enable bit of described register CID is 0, the message that is activated to described terminal feedback store card.
Preferably, after described storage card is activated,, carry out read-write operation and/or verification setting according to the order of described terminal.
Preferably, described order according to terminal, carry out verification and be provided with specifically and comprise:
The enable bit of described register CID is set; And/or,
The identity code information that writes described terminal is to described register TID or delete the identity code information of described terminal; And/or,
Delete the identity code information of other terminal.
Preferably, the enable bit of described register CID is at least one position among the 20th to the 23rd of the register CID.
The present invention also proposes a kind of storage card, comprises controller, register CID and register TID,
Described controller, be used for when the enable bit of described register CID non-0 the time, the identity code information that receiving terminal sends; And the end message that contrasts described identity code information and described register TID; And when the end message of described register TID comprises described identity code information, the information that is activated to described terminal feedback store card.
Described register CID is connected with described controller, is used for the unlatching of locking terminal function or closes;
Described register TID is connected with described controller, is used to store described end message.
Preferably, described controller also is used for when the enable bit of described register CID is 0, the message that is activated to described terminal feedback store card.
Preferably, after described controller also is used for storage card and is activated,, carry out read-write operation and/or verification setting according to the order of described terminal.
Preferably, described controling appliance body is used to be provided with the enable bit of described register CID; And/or the identity code information that writes described terminal is to described register TID or delete the identity code information of described terminal; And/or, delete the identity code information of other terminal.
Preferably, the enable bit of described register CID is at least one position among the 20th to the 23rd of the register CID.
The method and the storage card of the locking terminal that the present invention proposes, initial phase does not just carry out verification to the identity of terminal when storage card is activated as yet, be activated by storage card then as verification, terminal can be carried out read-write operation and/or verification setting to storage card, be not in unactivated state as verification by storage card then, no any command interaction between terminal and the storage card reaches the purpose of storage card locking terminal.
Description of drawings
Fig. 1 is the schematic flow sheet of an embodiment of the method for locking terminal of the present invention;
Fig. 2 is the schematic flow sheet of another embodiment of the method for locking terminal of the present invention;
Fig. 3 is the structural representation of an embodiment of storage card of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
The method and the storage card of the locking terminal that the present invention proposes, initial phase does not just carry out verification to the identity of terminal when storage card is activated as yet, be activated by storage card then as verification, terminal can be carried out read-write operation and/or verification setting to storage card, be not in unactivated state as verification by storage card then, no any command interaction between terminal and the storage card reaches the purpose of storage card locking terminal.
With reference to Fig. 1, an embodiment of the method for locking terminal of the present invention is proposed, comprising:
Wherein, the enable bit of above-mentioned register CID is at least one position among the 20th to the 23rd of the register CID.
With reference to Fig. 2, another embodiment of the method for locking terminal of the present invention is proposed, in the above-described embodiments, also comprise:
The enable bit of register CID is set; And/or,
The identity code information that writes this terminal is to register TID or delete the identity code information of this terminal; And/or,
Delete the identity code information of other terminal.
Describe the operation principle of the foregoing description below in detail.
Storage card inserts terminal, power on, the beginning initialization procedure, terminal sends order is used to obtain the register CID of storage card as ALL_SEND_CID enable bit information, and whether the enable bit information of detected register CID is 0, the enable bit of register CID is at least one position among the 20th to the 23rd of the register CID, when the enable bit of register CID is 0, represent that the locking terminal function of this storage card closes, by the message of generic card initialization flow processing to activate this storage card and to be activated to terminal feedback store card, when the enable bit of register CID is not 0, expression locking terminal function is opened, and terminal sends an order that has its identity code information to storage card.
Storage card is compared the identity code information of receiving with the end message in the register TID, end message in the register TID is the content of identity code information list in the register TID, if it is that both have identical entry then feed back and can discern this storage card that the end message in the register TID has comprised this identity code information, this storage card is activated; Otherwise, this storage card of feedback nonrecognition, the processing that reports an error, storage card enters into unactivated state, with the not any order of response terminal.
After storage card is activated, as terminal storage card also is provided with password separately, then terminal can prompt cipher be imported, the password input correctly can be carried out read-write operation and/or verification setting to this storage card, as having password is not set separately, terminal can directly be carried out read-write operation and/or verification setting to storage card after then storage card activated.
Above-mentioned verification setting comprises that the enable bit that register CID is set controls the unlatching of locking termination function or close, and the length that identity code information list in the register TID is set; And write the identity code of a terminal or delete identity code of a terminal etc., above-mentioned setting can be carried out respectively or simultaneously, it should be noted that, the identification number of codes that writes register TID can not surpass the length of identity code information list in the register TID that is provided with, otherwise writes failure.
When storage card is a neocaine, acquiescence is closed the locking terminal function, this moment, storage card can be by all terminal recognition, the user can at first open the locking terminal function of storage card by terminal, send write order then, the identity code information of terminal is written in the register TID, and after this other-end can not be discerned this storage card.When needs add the identity code information of other-end, need to decide termination function in the terminal shangguan locking that can discern this storage card earlier, then storage card is inserted in the terminal that needs locking, this moment, this terminal can identification memory card, and the identity code information with itself is written in the register TID then.The identity code information of newly-increased terminal will write idle position successively according to tab sequential, can not cover the identity code information that has write terminal, after writing all identity code information, open the locking terminal function, this storage card can only be by existing terminal identification in the tabulation.
During the identity code information of a certain terminal in storage card will be cancelled register TID in the identity code information list, two kinds of methods are arranged:, remove by the other-end that can discern this storage card when this terminal loss or when damaging; Maybe can normally discern this storage card, send a delete command, its identity code information is removed from register TID when this terminal.
The method of the locking terminal that the present invention proposes, initial phase does not just carry out verification to the identity of terminal when storage card is activated as yet, be activated by storage card then as verification, terminal can be carried out read-write operation and/or verification setting to storage card, be not in unactivated state as verification by storage card then, no any command interaction between terminal and the storage card reaches the purpose of storage card locking terminal.
With reference to Fig. 3, an embodiment of storage card of the present invention is proposed, comprise controller 20, register CID10 and register TID30;
Register CID10 is connected with controller 20, is used for the unlatching of locking terminal function or closes;
Register TID30 is connected with controller 20, is used for storage terminal information.
Wherein, the enable bit of register CID10 is at least one position among the 20th to the 23rd of the register CID10.
With reference to Fig. 3, another embodiment of storage card of the present invention is proposed, in the above-described embodiments,
Wherein, controller 20 specifically is used for the order according to terminal, and the enable bit of register CID10 is set; And/or the identity code that writes this terminal is to register TID30 or delete the identity code of this terminal; And/or, delete the identity code of other terminal.
Describe the operation principle of the foregoing description below in detail.
Storage card inserts terminal, power on, the beginning initialization procedure, terminal sends order is used to obtain the register CID10 of storage card as ALL_SEND_CID enable bit information, and whether the enable bit information of detected register CID10 is 0, the enable bit of register CID10 is at least one position among the 20th to the 23rd of the register CID10, when the enable bit of register CID10 is 0, represent that the locking terminal function of this storage card closes, by the message of generic card initialization flow processing to activate this storage card and to be activated to terminal feedback store card, when the enable bit of register CID10 is not 0, expression locking terminal function is opened, and terminal sends an order that has its identity code information to storage card.
The controller 20 of storage card is compared the identity code information of receiving with the end message in the register TID30, end message in the register TID30 is the content of identity code information list in the register TID30, if the end message in the register TID30 has comprised that this identity code information is that both have identical entry then controller 20 feedbacks can be discerned this storage card, this storage card is activated; Otherwise, controller 20 these storage cards of feedback nonrecognition, the processing that reports an error, storage card enters into unactivated state, with the not any order of response terminal.
After storage card is activated, as terminal storage card also is provided with password separately, then terminal can prompt cipher be imported, the password input correctly can be carried out read-write operation and/or verification setting to this storage card, as having password is not set separately, terminal can directly be carried out read-write operation and/or verification setting to storage card after then storage card activated.
Above-mentioned verification setting comprises that the enable bit that register CID10 is set controls the unlatching of locking termination function or close, and the length that identity code information list in the register TID30 is set; And write the identity code of a terminal or delete identity code of a terminal etc., above-mentioned setting can be carried out respectively or simultaneously, it should be noted that, the identification number of codes that writes register TID30 can not surpass the length of identity code information list in the register TID30 that is provided with, otherwise writes failure.
When storage card is a neocaine, acquiescence is closed the locking terminal function, this moment, storage card can be by all terminal recognition, the user can at first open the locking terminal function of storage card by terminal, send write order then, the identity code information of terminal is written in the register TID30, and after this other-end can not be discerned this storage card.When needs add the identity code information of other-end, at first decide termination function in the terminal shangguan locking that can discern this storage card, then storage card is inserted in the terminal that needs locking, this moment, this terminal can identification memory card, and the identity code information with itself is written in the register TID30 then.The identity code information of newly-increased terminal will write idle position successively according to tab sequential, can not cover the identity code information that has write terminal, after writing all identity code information, open the locking terminal function, this storage card can only be by existing terminal identification in the tabulation.
During the identity code information of a certain terminal in storage card will be cancelled register TID30 in the identity code information list, two kinds of methods are arranged:, remove by the other-end that can discern this storage card when this terminal loss or when damaging; Maybe can normally discern this storage card, send a delete command, its identity code information is removed from register TID30 when this terminal.
The storage card that the present invention proposes, initial phase does not just carry out verification to the identity of terminal when storage card is activated as yet, be activated by storage card then as verification, terminal can be carried out read-write operation and/or verification setting to storage card, be not in unactivated state as verification by storage card then, no any command interaction between terminal and the storage card reaches the purpose of storage card locking terminal.
The above only is the preferred embodiments of the present invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. the method for a locking terminal is characterized in that, comprises step:
When the enable bit of register CID in the storage card non-0 the time, the identity code information that the storage card receiving terminal sends;
Contrast the end message of register TID in described identity code information and the storage card;
When the end message of described register TID comprises described identity code information, the message that is activated to described terminal feedback store card.
2. the method for locking terminal as claimed in claim 1 is characterized in that, when the enable bit of described register CID is 0, and the message that is activated to described terminal feedback store card.
3. the method for locking terminal as claimed in claim 1 or 2 is characterized in that, after described storage card is activated, according to the order of described terminal, carries out read-write operation and/or verification setting.
4. the method for locking terminal as claimed in claim 3 is characterized in that, described order according to terminal is carried out verification and is provided with specifically and comprises:
The enable bit of described register CID is set; And/or,
The identity code information that writes described terminal is to described register TID or delete the identity code information of described terminal; And/or,
Delete the identity code information of other terminal.
5. the method for locking terminal as claimed in claim 1 or 2 is characterized in that, the enable bit of described register CID is at least one position among the 20th to the 23rd of the register CID.
6. a storage card is characterized in that, comprises controller, register CID and register TID,
Described controller, be used for when the enable bit of described register CID non-0 the time, the identity code information that receiving terminal sends; And the end message that contrasts described identity code information and described register TID; And when the end message of described register TID comprises described identity code information, the information that is activated to described terminal feedback store card.
Described register CID is connected with described controller, is used for the unlatching of locking terminal function or closes;
Described register TID is connected with described controller, is used to store described end message.
7. storage card as claimed in claim 6 is characterized in that, described controller also is used for when the enable bit of described register CID is 0, the message that is activated to described terminal feedback store card.
8. as claim 6 or 7 described storage cards, it is characterized in that, after described controller also is used for storage card and is activated,, carry out read-write operation and/or verification setting according to the order of described terminal.
9. storage card as claimed in claim 8 is characterized in that described controling appliance body is used to be provided with the enable bit of described register CID; And/or the identity code information that writes described terminal is to described register TID or delete the identity code information of described terminal; And/or, delete the identity code information of other terminal.
10. as claim 6 or 7 described storage cards, it is characterized in that the enable bit of described register CID is at least one position among the 20th to the 23rd of the register CID.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102265653A CN101895632A (en) | 2010-07-13 | 2010-07-13 | Method for locking terminal and memory card |
| PCT/CN2010/079192 WO2012006846A1 (en) | 2010-07-13 | 2010-11-26 | Method and memory card for locking terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102265653A CN101895632A (en) | 2010-07-13 | 2010-07-13 | Method for locking terminal and memory card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101895632A true CN101895632A (en) | 2010-11-24 |
Family
ID=43104695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102265653A Pending CN101895632A (en) | 2010-07-13 | 2010-07-13 | Method for locking terminal and memory card |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101895632A (en) |
| WO (1) | WO2012006846A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012006846A1 (en) * | 2010-07-13 | 2012-01-19 | 中兴通讯股份有限公司 | Method and memory card for locking terminal |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101359131B1 (en) | 2012-03-09 | 2014-02-07 | 주식회사 포스코 | Transporter,and Transport Method using The Same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1671227A (en) * | 2004-03-17 | 2005-09-21 | 北京天地宽科技有限公司 | A method and system for secure communication of handset |
| CN101355770A (en) * | 2008-09-12 | 2009-01-28 | 普天信息技术研究院有限公司 | Method and system for virtually spreading capacity of user recognizing module card |
| US20090054104A1 (en) * | 2005-04-29 | 2009-02-26 | Telecom Italia S.P.A. | Method for the management of a peripheral unit by a sim card in wireless communication terminals, and peripheral unit for implementing the method |
| CN101707646A (en) * | 2009-10-22 | 2010-05-12 | 中兴通讯股份有限公司 | Method for interlocking terminal and card and terminal thereof |
| CN101765240A (en) * | 2009-12-29 | 2010-06-30 | 中兴通讯股份有限公司 | Method and system for locking/unlocking mobile terminal, and mobile terminal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2056629B1 (en) * | 2007-10-31 | 2015-04-08 | Vodafone Holding GmbH | Mobile station with two smart-cards |
| JP4940112B2 (en) * | 2007-11-28 | 2012-05-30 | 日本電信電話株式会社 | Content output system and content output method |
| CN101227683B (en) * | 2008-01-28 | 2012-03-28 | 宇龙计算机通信科技(深圳)有限公司 | Mobile terminal, system and method for securing data information |
| CN101895632A (en) * | 2010-07-13 | 2010-11-24 | 中兴通讯股份有限公司 | Method for locking terminal and memory card |
-
2010
- 2010-07-13 CN CN2010102265653A patent/CN101895632A/en active Pending
- 2010-11-26 WO PCT/CN2010/079192 patent/WO2012006846A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1671227A (en) * | 2004-03-17 | 2005-09-21 | 北京天地宽科技有限公司 | A method and system for secure communication of handset |
| US20090054104A1 (en) * | 2005-04-29 | 2009-02-26 | Telecom Italia S.P.A. | Method for the management of a peripheral unit by a sim card in wireless communication terminals, and peripheral unit for implementing the method |
| CN101355770A (en) * | 2008-09-12 | 2009-01-28 | 普天信息技术研究院有限公司 | Method and system for virtually spreading capacity of user recognizing module card |
| CN101707646A (en) * | 2009-10-22 | 2010-05-12 | 中兴通讯股份有限公司 | Method for interlocking terminal and card and terminal thereof |
| CN101765240A (en) * | 2009-12-29 | 2010-06-30 | 中兴通讯股份有限公司 | Method and system for locking/unlocking mobile terminal, and mobile terminal |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012006846A1 (en) * | 2010-07-13 | 2012-01-19 | 中兴通讯股份有限公司 | Method and memory card for locking terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012006846A1 (en) | 2012-01-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7418602B2 (en) | Memory card | |
| CN101866409B (en) | Method and device for locking and unlocking handheld equipment | |
| CN104143060A (en) | Screen unlocking method and device for multiple applications as well as mobile terminal | |
| CN102542449B (en) | A kind of radio communication device and payment authentication method | |
| CN103069384A (en) | Host device and method for securely booting the host device with operating system code loaded from a storage device | |
| TW200837771A (en) | Memory protection system | |
| CN102883047A (en) | Method and system for realizing data security of intelligent mobile terminals | |
| CN111130602B (en) | Near field communication card data writing system, method, device and medium | |
| CN104636682A (en) | Password management system and method based on hardware device | |
| CN101533452A (en) | Method for protecting cipher of USB interface | |
| CN100566253C (en) | A kind of method and system of using intelligent key apparatus safely | |
| CN106296177A (en) | Data processing method based on bank's Mobile solution and equipment | |
| CN103870759A (en) | NFC encryption method, NFC encryption system and terminal | |
| CN101483871A (en) | Touch screen terminal, authentication method and system thereof | |
| CN102521169B (en) | Confidential USB (universal serial bus) memory disk with display screen and security control method of confidential USB memory disk | |
| CN101568105B (en) | Mobile phone accessing system and related storage device | |
| CN205788194U (en) | A kind of high in the clouds and local secure storage data and the device of file | |
| CN203276284U (en) | Key control system | |
| CN101895632A (en) | Method for locking terminal and memory card | |
| CN205451071U (en) | Machine case data destructors that uncaps | |
| CN110298951A (en) | Encryption method and encryption system for M1 card | |
| CN107735538B (en) | A kind of electronic lock management method and system | |
| CN105320873A (en) | Unlocking method and device for terminal application, terminal and SIM card | |
| CN101945246A (en) | Method, device and equipment for authenticating passwords | |
| CN102970273A (en) | USB flash disk with command and capable of being unlocked through short messages |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20101124 |