CN101271411B - Hot-plug protection system and method - Google Patents
Hot-plug protection system and method Download PDFInfo
- Publication number
- CN101271411B CN101271411B CN200710064568A CN200710064568A CN101271411B CN 101271411 B CN101271411 B CN 101271411B CN 200710064568 A CN200710064568 A CN 200710064568A CN 200710064568 A CN200710064568 A CN 200710064568A CN 101271411 B CN101271411 B CN 101271411B
- Authority
- CN
- China
- Prior art keywords
- hot plug
- plug parts
- parts
- hot
- locking
- 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.)
- Active
Links
Images
Landscapes
- Stored Programmes (AREA)
Abstract
The invention provides a thermal swap protection method and a system thereof, which includes the following steps: step A is to lock a thermal swap component by a thermal swap protection system and toupdate the status information of the thermal swap component in the system; step B, the thermal swap protection system judges whether the thermal swap component is allowed to pull out according to thestatus information and the preset safety strategy of the thermal swap component when the pulling request of the thermal swap component is detected; if the thermal swap component is allowed to pull out, the locking of the thermal swap component is released, and if the thermal swap component is not allowed to pull out, the locking of the thermal swap component is maintained. When the thermal swap component is pulled out according to the thermal swap protection method and the system provided by the invention, the system judges whether the operation is allowed or not and whether the operating staff are legal operating staff or not, thus improving the safety of the thermal swap component operation.
Description
Technical field
The present invention relates to a kind of hot plug safety technique, be specifically related to a kind of hot-plug protection system and hot plug guard method.
Background technology
Hot plug technology makes and need not to stop or the operate as normal of interrupt system, just can insert or extract the parts of some support hot plug in system from system.For example,, need not the power supply of the system of shutting down computer, just can be inserted into computer system for the hard disk of the storage data of supporting hot plug.
Hot plug technology is at the server system that cannot interrupt, as being used widely in high-end server, the blade server.But, when the system manager extracts operation to the hot plug parts in the system, the situation of maloperation might take place, thereby cause system break or loss of data, cause serious loss.For example, when intention is extracted certain redundant data hard disk, the operating system hard disk of extracting system owing to identification error will cause system crash.Again for example, when intention is extracted certain power module that breaks down, owing to maloperation is extracted normal power module and will be caused system cut-off.
In order to prevent the generation of above-mentioned maloperation, one of prior art solutions is that the employing label identifies parts, for example can be designated data DATA hard disk and operating system OS hard disk respectively to above-mentioned hard disk.This scheme requires the system manager by the sign operated parts that judge rightly, and still can cause the generation of maloperation under the situation of system manager's error in judgement.
Two of prior art solutions is, by increase locking device on the hot plug parts, for example locks on hard disk bracket, increases locking device etc. on peripheral element extension interface (PCI) hot plug device.Therefore the shortcoming of this scheme is that after locking device was opened, the system manager can extract certain hot plug parts arbitrarily, still can't avoid the generation of possible maloperation.
And, above-mentioned two kinds of solutions all allow anyone that the hot plug parts are operated, when illegal operating personnel operate the hot plug parts, above-mentioned two kinds of solutions without any restriction, this has increased the possibility that the hot plug maloperation takes place more.
Summary of the invention
Technical matters to be solved by this invention provides a kind of hot-plug protection system and method, improves the security of hot plug operation of components.
For solving the problems of the technologies described above, it is as follows to the invention provides scheme:
A kind of hot plug guard method comprises step:
Steps A, hot-plug protection system locking hot plug parts, and the current state information of hot plug parts in the update system, wherein, described hot plug parts can't be pulled out after locked, and only behind latch-release, just can be pulled out;
Step B; when when request of extracting that detects the hot plug parts; hot-plug protection system is according to the current state information and the predefined security strategy of described hot plug parts; judge whether to allow to extract this hot plug parts; extract if allow; then remove locking,, then keep locking these hot plug parts if do not allow to extract to these hot plug parts.
Method of the present invention, wherein, among the step B, the current state information of described hot plug parts comprises kind, redundant state, the duty of these hot plug parts.
Method of the present invention, wherein, among the step B, the request of extracting of described hot plug parts be electronic switch produce extract request signal, or to the request of extracting to these hot plug parts of hot-plug protection system input.
Method of the present invention, wherein, among the step B, described predefined security strategy comprises the operation of extracting of the hot plug parts that allow and forbid.
Method of the present invention, wherein, among the step B, when allowing to extract, described releasing further may further comprise the steps the locking of these hot plug parts in judged result:
Step B1 shows the relevant information of described hot plug parts, and requires to carry out safety certification
Step B2 according to operating personnel's input, judges whether safety certification is passed through, if pass through, and execution in step B4 then, otherwise, execution in step B3;
Step B3 keeps the locking of described hot plug parts, and sends alarm.
Step B4 confirms the operation of extracting of described hot plug parts, when operating personnel confirm to extract operation, and execution in step B5 then, otherwise, keep the lock-out state of described hot plug parts;
Step B5 removes the locking of described hot plug parts;
Method of the present invention, wherein, among the step B1, the relevant information of described hot plug parts comprises the kind of these hot plug parts, work at present state, redundant state, and the operation that will carry out these hot plug parts; The demonstration of the relevant information of described hot plug parts is to show by character image, perhaps voice suggestion, perhaps light emitting diode prompting.
Method of the present invention, wherein, among the step B2, described safety certification is to carry out operating personnel's authentication by fingerprint recognition, safe key or safety certification password.
A kind of hot-plug protection system comprises the locking control module, release detecting unit and release trigger element,
Described locking control module is used to lock the hot plug parts, and according to the triggering of release trigger element, remove the locking of corresponding hot plug parts, wherein, described hot plug parts can't be pulled out after locked, and only behind latch-release, just can be pulled out;
Described release detecting unit is used to detect the request of extracting of hot plug parts, when when request of extracting that detects the hot plug parts, triggers the release trigger element;
Described release trigger element, the current state information that is used for update system hot plug parts, and according to the triggering of release detecting unit, current state information and predefined security strategy based on described hot plug parts, judge whether to allow to extract this hot plug parts, if allow to extract, then trigger described locking control module;
Wherein, described locking control module is arranged on the mechanical hook-up at hot plug parts place, and this mechanical hook-up can lock the hot plug parts that insert, and can unlock according to extraneous trigger pip.
System of the present invention, wherein, the current state information of the hot plug parts that described release trigger element is preserved comprises kind, redundant state, the duty of hot plug parts.
System of the present invention, wherein, the release trigger element when allowing to extract, further shows the relevant information of described hot plug parts in described judged result, and requires to carry out safety certification; And, judge whether safety certification is passed through according to operating personnel's input; If do not pass through, then send alarm; If pass through, then further the operation of extracting of described hot plug parts is confirmed, and judged whether to trigger the locking control module according to operating personnel's affirmation result.
System of the present invention, wherein, the relevant information of the described hot plug parts that described release trigger element shows comprises: the kind of these hot plug parts, work at present state, redundant state, and the operation that will carry out these hot plug parts;
Described release trigger element is further used for by character image, perhaps voice, the perhaps relevant information of the described hot plug parts of diode displaying.
System of the present invention, wherein, described release trigger element is further used for judging according to fingerprint recognition, safe key or safety certification password whether safety certification is passed through
From the above as can be seen, hot-plug protection system provided by the invention and method, lock the hot plug parts in advance, before the hot plug parts are extracted operation, system need judge whether to allow to carry out this operation, thereby has avoided the current parts that cannot be pulled out to be pulled out the generation of situation; And the present invention also further requires operating personnel are authenticated, to confirm whether operating personnel are legal operating personnel.And, require operating personnel that the operation of extracting that will carry out is confirmed among the present invention, after obtaining affirmation, just remove the locking of hot plug parts, thereby prevent legal system manager because carelessness causes the generation of maloperation, the security that has improved the hot plug operation of components greatly.
Description of drawings
Fig. 1 is the process flow diagram of the described hot plug guard method of the embodiment of the invention;
Fig. 2 is the process flow diagram of the described hot plug guard method of another embodiment of the present invention;
Fig. 3 is the structural representation of the described hot-plug protection system of the embodiment of the invention.
Embodiment
The invention provides a kind of hot plug guard method and system, improve the security of hot-swap system.The present invention is described in detail by specific embodiment below in conjunction with accompanying drawing.
With reference to Fig. 1, in the described hot plug guard method of the embodiment of the invention, the current state information of hot plug parts in local saved system, this method may further comprise the steps:
Here, after locked, the hot plug parts can't be pulled out, and only behind latch-release, just can be pulled out.Described status information can define according to concrete hot plug parts, comprises the content such as kind, redundant state, duty of hot plug parts.For example, when the hot plug parts were hard disk, described status information can comprise that this hard disk is operating system hard disk or data hard disk, and, normally whether whether this hard disk work be redundant hard disk etc.; When these hot plug parts were the system power supply module,, normally whether whether described status information be redundant power module etc. for this power module work.Hot-plug protection system obtains the status information of these hot plug parts, and it can be kept at this locality.And in system's operational process, the state of hot plug parts may change, and therefore, hot-plug protection system monitors that the state of hot plug parts changes, and preserves and upgrade the current state information of corresponding hot plug parts.For example; two data hard disks of redundancy backup are each other arranged in system; when wherein a blocks of data hard disk breaks down; hot-plug protection system will be done following renewal to the current state information of data hard disk: the work at present state of this fault data hard disk is updated to unusually, the current Status of Backups of the data hard disk of operate as normal is updated to nonredundancy.
Here, certain hot plug parts is extracted request, can be accomplished in several ways.For example, for each hot plug parts is provided with an electronic switch, produce the described request signal of extracting by pushing electronic switch; Perhaps directly to the extract request etc. of hot-plug protection system input to certain hot plug parts.
Here, described predefined security strategy can preestablish in light of the circumstances, for example, sets the operation of extracting that whether allows these hot plug parts at the current state of hot plug parts.Concrete example can be to set nonredundant operating system hard disk to forbid extracting, and perhaps allows to extract the abnormal hot plug parts of any work etc.When having set nonredundant operating system hard disk in the security strategy and forbid extracting, to the extracting operation and will be under an embargo of nonredundant operating system hard disk, promptly the request of extracting to this hard disk will be refused by system.
According to the method described above; the present invention locks the hot plug parts in advance; before the hot plug parts are extracted operation; needing hot-plug protection system that this is extracted operation judges; when these hot plug parts cannot be pulled out at present; operation is extracted with refusal by system, keeps the lock-out state to these hot plug parts, thus the security that has improved system.
The above is for an embodiment of hot plug guard method of the present invention.In order further to improve the security of hot plug operations, limit the operation of illegal operating personnel to the hot plug parts, as shown in Figure 2, another embodiment of the present invention has further increased the authenticating step to operating personnel in step 14, here, step 14 specifically comprises:
Step 14A shows the relevant information of hot plug parts to be operated, and requires to carry out safety certification;
Here, can show by character image on the display screen, perhaps voice suggestion, perhaps the light prompt of light emitting diode (LED) waits the relevant information that shows hot plug parts to be operated.These relevant informations comprise: the kind of hot plug parts to be operated, and the work at present state, redundant state etc., and the operation that will carry out these hot plug parts etc.In order to limit the operation of illegal operating personnel, require here operating personnel are carried out safety certification to system.The means of safety certification have multiple, and common have an affirmation of carrying out operating personnel's identity by fingerprint recognition, safe key or safety certification password etc.
Step 14B according to operating personnel's input, judges whether safety certification is passed through.If pass through, execution in step 14D then, otherwise, execution in step 14C;
Step 14C after the safety certification failure, continues to keep the locking of described hot plug parts, and sends alarm, and is illegal in order to point out extracting of described hot plug parts to operate, thereby warning has the operation of extracting that illegal operating personnel attempt to carry out the hot plug parts.
Step 14D, hot-plug protection system require operating personnel to confirm the operation of extracting that will carry out, if operating personnel confirm aforesaid operations, and execution in step 14E then, otherwise, continue to keep the lock-out state of described hot plug parts.Here, can eject the form of confirming dialog box by system and confirm, when operating personnel select " confirming operation ", execution in step 14E, otherwise, when operating personnel select " cancellation operation ", then keep the lock-out state of hot plug parts.
Step 14E removes the locking of described hot plug parts, makes these hot plug parts to be pulled out;
By hot-plug protection system in the above step and the safety certification interactive step between the operating personnel, guaranteed that operating personnel are legal system manager, thereby further improved the security of hot plug operations.And, in step 14D, require operating personnel that the operation of extracting that will carry out is confirmed, after obtaining affirmation, just remove the locking of hot plug parts, cause the generation of maloperation owing to carelessness to prevent legal system manager.Thereby guaranteed to extract the security of operation more.
Based on above-mentioned hot plug guard method; the present invention also provides a kind of hot-plug protection system; be used to improve the security of hot plug operations; as shown in Figure 3; the described hot-plug protection system 300 of the embodiment of the invention comprises: locking control module 32, release detecting unit 30 and release trigger element 31.
Wherein, described locking control module 32 is used to lock the hot plug parts, and according to the triggering of release trigger element 31, removes the locking of corresponding hot plug parts.Here, locking control module 32 can be arranged on the mechanical hook-up at hot plug parts place, and this device can lock the hot plug parts that insert, and can unlock according to extraneous trigger pip.
Described release detecting unit 30 is used to detect the request of extracting of hot plug parts, when when request of extracting that detects the hot plug parts, triggers release trigger element 31.
Described release trigger element 31, be used for surveillance hot plug parts, preserve and upgrade the current state information of hot plug parts, and according to the triggering of release detecting unit 30, current state information and predefined security strategy based on described hot plug parts, judge whether to allow to extract this hot plug parts,, then trigger locking control module 32 if allow to extract.
Here, the current state information of the hot plug parts of preserving in the described release trigger element 31 comprises kind, redundant state, the duty of these hot plug parts, predefined security strategy comprises preestablishing and allows to extract or forbid extracting some hot plug parts, for example, setting forbids extracting nonredundant operating system hard disk, perhaps sets and allows to extract the abnormal hot plug parts of any work etc.
Described release trigger element 31 after operating personnel's safety certification is passed through, can also further require operating personnel that the operation of extracting that will carry out is confirmed, and judge whether to trigger locking control module 32 according to operating personnel's affirmation result.
Below by for example, above-mentioned hot-plug protection system and method are more specifically illustrated.
For example, locking control module 32 has locked the data hard disk of a plurality of support hot plugs in the hot-swap system, when needs are extracted operation to one of them data hard disk, can produce the request signal of extracting of general input and output (GPIO) by the electronic switch that is arranged on the hard disk rack, also can directly import this and extract request signal to hot-swap system.After release detecting unit 30 detects above-mentioned request signal, trigger release trigger element 31.At this moment, release trigger element 31 is judged, if this data hard disk can be pulled out, then shows on display screen: " this is the data hard disk working properly of a redundancy; will extract operation to it " requires operating personnel to input the safety certification password simultaneously.After operating personnel imported correct authentication password by external input devices such as keyboards, release trigger element 31 triggered locking control modules 32, and locking control module 32 is removed the locking of these data hard disks, makes this data hard disk to be pulled out.
In sum; described hot-plug protection system of the embodiment of the invention and method; lock the hot plug parts in advance; when the hot plug parts being extracted operation; system judges whether to allow to carry out this operation; and whether operating personnel be legal operating personnel, and require operating personnel to carry out last affirmation to extracting operation, thereby improved the security of hot plug operations.
Hot-plug protection system of the present invention and method; be not restricted to listed utilization in instructions and the embodiment; it can be applied to various suitable the present invention's field fully; for those skilled in the art, can easily realize additional advantage and make amendment; therefore under the situation of the spirit and scope of the universal that does not deviate from claim and equivalency range and limited, the examples shown that the present invention is not limited to specific details, representational equipment and illustrates here and describe.
Claims (12)
1. hot plug guard method is characterized in that comprising step:
Steps A, hot-plug protection system locking hot plug parts, and the current state information of hot plug parts in the update system, wherein, described hot plug parts can't be pulled out after locked, and only behind latch-release, just can be pulled out;
Step B; when when request of extracting that detects the hot plug parts; hot-plug protection system is according to the current state information and the predefined security strategy of described hot plug parts; judge whether to allow to extract this hot plug parts; extract if allow; then remove locking,, then keep locking these hot plug parts if do not allow to extract to these hot plug parts.
2. the method for claim 1 is characterized in that, among the step B, the current state information of described hot plug parts comprises kind, redundant state, the duty of these hot plug parts.
3. the method for claim 1 is characterized in that, among the step B, the request of extracting of described hot plug parts be electronic switch produce extract request signal, or to the request of extracting to these hot plug parts of hot-plug protection system input.
4. the method for claim 1 is characterized in that, among the step B, described predefined security strategy comprises the operation of extracting of the hot plug parts that allow and forbid.
5. the method for claim 1 is characterized in that, among the step B, when allowing to extract, described releasing further may further comprise the steps the locking of these hot plug parts in judged result:
Step B1 shows the relevant information of described hot plug parts, and requires to carry out safety certification;
Step B2 according to operating personnel's input, judges whether safety certification is passed through, if pass through, and execution in step B4 then, otherwise, execution in step B3;
Step B3 keeps the locking of described hot plug parts, and sends alarm;
Step B4 confirms the operation of extracting of described hot plug parts, when operating personnel confirm to extract operation, and execution in step B5 then, otherwise, keep the lock-out state of described hot plug parts;
Step B5 removes the locking of described hot plug parts.
6. method as claimed in claim 5 is characterized in that, among the step B1, the relevant information of described hot plug parts comprises the kind of these hot plug parts, work at present state, redundant state, and the operation that will carry out these hot plug parts; The demonstration of the relevant information of described hot plug parts is to show by character image, perhaps voice suggestion, perhaps light emitting diode prompting.
7. method as claimed in claim 5 is characterized in that, among the step B2, described safety certification is to carry out operating personnel's authentication by fingerprint recognition, safe key or safety certification password.
8. a hot-plug protection system is characterized in that comprising the locking control module, release detecting unit and release trigger element,
Described locking control module is used to lock the hot plug parts, and according to the triggering of release trigger element, remove the locking of corresponding hot plug parts, wherein, described hot plug parts can't be pulled out after locked, and only behind latch-release, just can be pulled out;
Described release detecting unit is used to detect the request of extracting of hot plug parts, when when request of extracting that detects the hot plug parts, triggers the release trigger element;
Described release trigger element, the current state information that is used for update system hot plug parts, and according to the triggering of release detecting unit, current state information and predefined security strategy based on described hot plug parts, judge whether to allow to extract this hot plug parts, if allow to extract, then trigger described locking control module;
Wherein, described locking control module is arranged on the mechanical hook-up at hot plug parts place, and this mechanical hook-up can lock the hot plug parts that insert, and can unlock according to extraneous trigger pip.
9. system as claimed in claim 8 is characterized in that, the current state information of the hot plug parts that described release trigger element is preserved comprises kind, redundant state, the duty of hot plug parts.
10. system as claimed in claim 8 is characterized in that, the release trigger element when allowing to extract, further shows the relevant information of described hot plug parts in described judged result, and requires to carry out safety certification; And, judge whether safety certification is passed through according to operating personnel's input; If do not pass through, then send alarm; If pass through, then further the operation of extracting of described hot plug parts is confirmed, and judged whether to trigger the locking control module according to operating personnel's affirmation result.
11. system as claimed in claim 10, it is characterized in that the relevant information of the described hot plug parts that described release trigger element shows comprises: the kind of these hot plug parts, work at present state, redundant state, and the operation that will carry out these hot plug parts;
Described release trigger element is further used for by character image, perhaps voice, the perhaps relevant information of the described hot plug parts of diode displaying.
12. system as claimed in claim 10 is characterized in that, described release trigger element is further used for judging according to fingerprint recognition, safe key or safety certification password whether safety certification is passed through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710064568A CN101271411B (en) | 2007-03-20 | 2007-03-20 | Hot-plug protection system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710064568A CN101271411B (en) | 2007-03-20 | 2007-03-20 | Hot-plug protection system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101271411A CN101271411A (en) | 2008-09-24 |
| CN101271411B true CN101271411B (en) | 2010-05-19 |
Family
ID=40005400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710064568A Active CN101271411B (en) | 2007-03-20 | 2007-03-20 | Hot-plug protection system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101271411B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102300341A (en) * | 2010-06-25 | 2011-12-28 | 中兴通讯股份有限公司 | Locking device and method of base station single board |
| CN102004533B (en) * | 2010-10-29 | 2014-12-03 | 华为终端有限公司 | Electronic heat-proof plugging and unplugging device |
| JP5606293B2 (en) * | 2010-11-22 | 2014-10-15 | キヤノン株式会社 | Data processing apparatus, access control method and program |
| CN103257906B (en) * | 2012-02-21 | 2016-04-06 | 宇龙计算机通信科技(深圳)有限公司 | Storage card hot plug control method and device |
| JP5707425B2 (en) * | 2013-01-07 | 2015-04-30 | 株式会社東芝 | Communications system |
| CN104252609B (en) * | 2013-06-28 | 2017-09-29 | 联想(北京)有限公司 | Hot plug guard method and device |
| CN104598789B (en) * | 2015-02-15 | 2018-02-27 | 联想(北京)有限公司 | A kind of guard method of warm connection function module device and electronic equipment |
| CN107491406A (en) * | 2017-08-24 | 2017-12-19 | 郑州云海信息技术有限公司 | The hot-plug method and device of a kind of interface |
| CN108170564A (en) * | 2017-12-13 | 2018-06-15 | 浙江大华技术股份有限公司 | A kind of method and device for monitoring mobile hard disk hot plug situation |
| CN110703869A (en) * | 2019-09-12 | 2020-01-17 | 苏州浪潮智能科技有限公司 | Method and system for controlling plug-pull of NVMe hard disk and related components |
| CN116168347B (en) * | 2023-04-21 | 2023-07-14 | 四川华鲲振宇智能科技有限责任公司 | Automatic monitoring and protecting system and method for violent hot plug of chip |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246672A (en) * | 1998-08-31 | 2000-03-08 | 宏碁电脑股份有限公司 | Data processor having hot connect/disconnect function and its method |
| CN1346099A (en) * | 2000-09-26 | 2002-04-24 | 宏碁电脑股份有限公司 | Computer system with warm connection function |
| CN2738478Y (en) * | 2004-11-11 | 2005-11-02 | 深圳飞通光电股份有限公司 | SFP optical receiving and transmitting integral module |
| CN1731362A (en) * | 2005-08-24 | 2006-02-08 | 杭州华为三康技术有限公司 | Harddisk hot-swap protection system and method |
-
2007
- 2007-03-20 CN CN200710064568A patent/CN101271411B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1246672A (en) * | 1998-08-31 | 2000-03-08 | 宏碁电脑股份有限公司 | Data processor having hot connect/disconnect function and its method |
| CN1346099A (en) * | 2000-09-26 | 2002-04-24 | 宏碁电脑股份有限公司 | Computer system with warm connection function |
| CN2738478Y (en) * | 2004-11-11 | 2005-11-02 | 深圳飞通光电股份有限公司 | SFP optical receiving and transmitting integral module |
| CN1731362A (en) * | 2005-08-24 | 2006-02-08 | 杭州华为三康技术有限公司 | Harddisk hot-swap protection system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101271411A (en) | 2008-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101271411B (en) | Hot-plug protection system and method | |
| CA2799932C (en) | Computer motherboard having peripheral security functions | |
| US8201266B2 (en) | Security system to prevent tampering with a server blade | |
| CA2916622C (en) | Usb security device, apparatus, method and system | |
| RU2321055C2 (en) | Device for protecting information from unsanctioned access for computers of informational and computing systems | |
| US20150365237A1 (en) | Usb security gateway | |
| CN104115125B (en) | The error handle of safety | |
| CN103902934A (en) | Computer case disassembling prevention detecting method and device | |
| CN205230061U (en) | Rack server | |
| CN106446654B (en) | Input output device of computer partition method based on fingerprint recognition | |
| CN201397508Y (en) | Stand-alone terminal secure login and monitoring device | |
| CN109857587A (en) | Control method, device and the storage medium of movable storage device | |
| CN105825131A (en) | Computer security startup protection method on basis of UEFI (Unified Extensible Firmware Interface) | |
| WO2023169148A1 (en) | External protection device and method for hid keyboard and mouse device protection | |
| CN102792308B (en) | For method and the process of the personal identity number input in the consistance software stack in Automatic Teller Machine | |
| CN110197070A (en) | Have the trust authentication of booting and the computer system and method for failover | |
| US20080178275A1 (en) | Method For Locking Computer And Device For The Same | |
| JP2007201932A (en) | Device and method for monitoring port | |
| CN113111342A (en) | Control method, electronic equipment and control device | |
| CN107944268A (en) | A kind of host security defense method for HID keyboard attacks | |
| CN104598838A (en) | File storage and editing method for random check and providing of trusted operating environments | |
| WO2011155744A2 (en) | Pin pad capable of self-detecting unauthorized attachment/detachment thereof, and pin pad security method using same | |
| RU2748575C1 (en) | Method and device for trusted computer booting with control of peripheral interfaces | |
| US20170118649A1 (en) | Apparatus and method for protecting data in flash memory based on unauthorized activity on smart device | |
| EP2450820B1 (en) | User authentication system and plant control system having user authentication system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |