CN101882188A - Method and device for enhancing data input security of electronic signature tool - Google Patents
Method and device for enhancing data input security of electronic signature tool Download PDFInfo
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- CN101882188A CN101882188A CN2010101994035A CN201010199403A CN101882188A CN 101882188 A CN101882188 A CN 101882188A CN 2010101994035 A CN2010101994035 A CN 2010101994035A CN 201010199403 A CN201010199403 A CN 201010199403A CN 101882188 A CN101882188 A CN 101882188A
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- 230000002708 enhancing effect Effects 0.000 claims abstract description 13
- 238000012790 confirmation Methods 0.000 claims abstract description 10
- 230000008676 import Effects 0.000 claims description 8
- 230000007306 turnover Effects 0.000 claims description 7
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Abstract
The invention discloses a method and a device for enhancing data input security of an electronic signature tool. The method comprises the following steps of: displaying a character sequence obtained by selecting randomly on a display screen of the electronic signature tool, wherein the character sequence obtained by selecting randomly is that: the first character is of a randomly selected character and characters after the first character are the characters arranged in order after the first character; moving cursor movement to a character to be selected by using a key of the electronic signature tool or a keyboard of a computer connected with the electronic signature tool; and inputting the selected character after the confirmation of an enter key on the electronic signature tool. By displaying the character sequence obtained by selecting randomly on the display screen of the electronic signature tool, taking the first character of the randomly selected character sequence as the randomly selected character and taking the characters after the first character as the characters arranged in order after the first character, so that the data input security of the electronic signature tool is ensured and the convenience in inputting and selecting characters is ensured.
Description
Technical field
The present invention relates to the application of electronic technology field, relate in particular to a kind of method and device that strengthens data input security of electronic signature tool.
Background technology
At present, along with popularizing of Web bank, increasing people uses mobile digital certificate (normally USBKey), increased cryptography management function in the high-end mobile digital certificate that has, the password input that the user can use oneself at ordinary times exists in the USB Key, when needing, can on the display screen of USB Key, show corresponding password value by the keypad/Keyboard Control on computer control or the use USB Key.During input, can be by on the display screen of USB Key, showing a dynamic numeral/alphabet and a selection cursor, mobile (the instruction that moves up and down about the control transmission cursor of PC that the user controls the cursor on the USBKey display screen by mouse or the keyboard of PC according to mouse or keyboard, cursor on the display screen of USB Key moves up and down about successively), and confirming (confirming) on the content of selecting by the mouse/keyboard affirmation of PC or the keypad/keyboard on the USB Key.When this method is numeral entirely when the input data, very convenient also very safe, but when the needs input alphabet, because upsetting, lexicographic order shows that it is the ten minutes trouble that the back is sought, so being easy to use property is just very influenced, and when needing input upper and lower case letter and special character, just more restricted.
Summary of the invention
In view of the existing problem of above-mentioned prior art, the embodiment of the invention provides a kind of method and device that strengthens data input security of electronic signature tool, can safely and import data easily on electric signing tools.
The objective of the invention is to be achieved through the following technical solutions:
The embodiment of the invention provides a kind of method that strengthens data input security of electronic signature tool, comprising:
Show the character string that selection at random obtains on the display screen of electric signing tools, the described character string of selecting at random to obtain is: the character of initial character for selecting at random, and the character after the initial character is the tactic character of the initial character that continues;
Button by electric signing tools or with the keyboard of computing machine that this electric signing tools is connected, cursor on the moving display screen moves to character that prepare to select input, imports selected character behind keyboard by acknowledgement key on the electric signing tools or computing machine that electric signing tools connects or the mouse confirmation.
Described character string comprises: alphabetical sequence, or Serial No., or the mixed sequence of letter and numeral.
Described alphabetical sequence comprises:
Lowercase sequence a～z, capitalization sequence A～Z, or the mixed sequence a～z and the A～Z of lowercase sequence and capitalization sequence;
Described Serial No. is 0～9;
Described letter with the mixed sequence of numeral is: lowercase sequence and digital mixed sequence a～z and 0～9, or A～Z and 0～9, or mixed sequence a～z and A～Z and 0～9 of lowercase sequence, capitalization sequence and numeral, or lowercase sequence, Serial No. and capitalization sequence a～z and 0～9 and A～Z.
Described method also comprises:
Insert one or more spaces with random fashion each intercharacter in the character string of selecting at random to obtain.
Described method also comprises:
Page turning key control electric signing tools by electric signing tools switches the different character string of demonstration.
Described switching shows that different character strings is:
Switch between any two kinds of sequences in symbol sebolic addressing, lowercase sequence, capitalization sequence, Serial No. and show.
Described method further comprises: when showing the character string of selecting at random to obtain on the display screen of electric signing tools, be identified for selecting the position of the cursor of character at random.
The embodiment of the invention also provides a kind of device that strengthens data input security of electronic signature tool, this device comprises: casing, circuit board, communication interface, display screen, storage unit and various button, each parts all is arranged in the casing, display screen is inlaid on the casing, communication interface, storage unit all are arranged on the circuit board, and display screen and various button all are electrically connected with circuit board; Also comprise:
Select processing unit and confirmation unit at random;
The described processing unit of selecting at random is used for selecting to obtain being used at random from the character string of cell stores the character string of this demonstration, and the described character string of selecting at random to obtain is sent to described display screen shows; The described character string of selecting at random to obtain is: the character of initial character for selecting at random, and the character after the initial character is the tactic character of the initial character that continues;
Described confirmation unit is used for the character that preparation pointed is selected to import to the cursor on the display screen and confirms, confirms the selected character of back input.
Described device also comprises:
Switching treatmenting unit is used for switching the different character string of demonstration according to the switching command that turnover key sends on display screen.
Described device also comprises:
Cursor moves button and cursor mobile processing unit;
Described cursor moves button, is used for sending to described cursor mobile processing unit the instruction of the cursor that shows on the moving display screen;
Described cursor mobile processing unit is used for moving the cursor that shows on the instruction moving display screen of button transmission according to described cursor.
The technical scheme that provides by the invention described above embodiment as can be seen, have on the display screen by being presented at electric signing tools in the embodiment of the invention with the character string of selecting at random to obtain, and making this character string of selecting at random to obtain is that initial character is the character of selecting at random, character after the initial character is the tactic character of the initial character that continues, guaranteeing in electric signing tools input safety of data, also to have guaranteed the convenience when character is selected in input like this.And, character display sequence on electric signing tools, not can with computing machine that electric signing tools links to each other on the content of input data appears, the disabled user can't infer the data content of input by the operation of following the tracks of user's mouse or keyboard.This method has simply, is easy to realize, can effectively improve the security and the convenience of electric signing tools input.
Description of drawings
Fig. 1 is the synoptic diagram of method of the enhancing data input security of electronic signature tool of the embodiment of the invention;
Fig. 2 is another synoptic diagram of method of the enhancing data input security of electronic signature tool of the embodiment of the invention;
Fig. 3 is the another synoptic diagram of method of the enhancing data input security of electronic signature tool of the embodiment of the invention;
Fig. 3 is the structured flowchart of device of the enhancing data input security of electronic signature tool of the embodiment of the invention.
Embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
Embodiment one
The embodiment of the invention provides a kind of method that strengthens data input security of electronic signature tool, comprising:
Show the character string that selection at random obtains on the display screen of electric signing tools, the described character string of selecting at random to obtain is: the character of initial character for selecting at random, and the character after the initial character is the tactic character of the initial character that continues; When on the display screen of electric signing tools, showing the character string of selecting at random to obtain, be used to select the position of the cursor of character also to determine at random;
Above-mentioned character string can comprise: alphabetical sequence, or Serial No., or the mixed sequence of letter and numeral; Wherein, alphabetical sequence can comprise: lowercase sequence a～z, capitalization sequence A～Z, or the mixed sequence a～z and the A～Z of lowercase sequence and capitalization sequence; Serial No. is 0～9; Letter with the mixed sequence of numeral is: lowercase sequence and digital mixed sequence a～z and 0～9, or A～Z and 0～9, or mixed sequence a～z and A～Z and 0～9 of lowercase sequence, capitalization sequence and numeral, or lowercase sequence, Serial No. and capitalization sequence a～z and 0～9 and A～Z;
Button by electric signing tools or with the keyboard of computing machine that this electric signing tools is connected, cursor on the moving display screen moves to character that prepare to select input, imports selected character behind keyboard by acknowledgement key on the electric signing tools or computing machine that electric signing tools connects or the mouse confirmation.
Said method can also comprise, inserts one or more spaces with random fashion each intercharacter in the character string of selecting at random to obtain.Insert one or several space as two intercharacters in the character string that shows, the space can show, and also can not show.
Said method can also comprise: the page turning key control electric signing tools by electric signing tools switches the different character string of demonstration; Specifically be to switch between any two kinds of sequences in symbol sebolic addressing, lowercase sequence, capitalization sequence, Serial No. to show.As current demonstration lowercase sequence, then can switch the displaying symbol sequence by page turning key, also can switch to capitalization sequence or Serial No. etc.
Adopting USB Key with electric signing tools below is example, and said method is described further:
As shown in Figure 1, show the alphabetical sequence that is used to import on the display screen 11 of USB Key 1, lexicographic order in the alphabetical sequence is according to the order of a～z cycle arrangement successively, but first letter that shows is that dynamic random is chosen, during such as current input, the alphabetical sequence that shows, e chosen in first letter, and then this demonstration is to begin to z, a, b, c, d from e; When input shows alphabetical sequence next time, first letter is picked at random in alphabetical sequence still, as selected first letter to be n, then the demonstration on the display screen is then for to begin to z from n, a ... ..m (referring to Fig. 1), the cursor movement key that utilizes USB Key (as above, translate page key down) or utilize the cursor 13 that shows on keyboard 21 moving display screens 11 of the computing machine 2 that this USB Key 1 connected, can point to the letter that shows on the display screen 11, confirm by the acknowledgement key 12 of USB Key 1 or the keyboard 21 or the mouse of computing machine 2 that USB Key 1 connects, can be to the character of USB Key 1 input selection.The mode of this mode by selecting at random guaranteed that the letter of each demonstration has randomness, strengthened the security when USBKey input data, and the letter that shows is all arranged in certain sequence not only and searched but also easily; Be further to improve security simultaneously, the position that can make on the USB Key display screen cursor 13 that shows when initial also is random variation (cursor pointing letter f when showing among Fig. 1, and another time is when showing, cursor pointing letter c then), the cursor that is not each demonstration has so also further improved the security when USB Key input data all at same position;
Further, based on the above method, insert some spaces between the letter that can also show at the display screen of USB Key, these spaces can show on display screen or not show, during moving cursor, the instruction of must transmission enough moving all spaces, cursor just moves to next letter, as: cursor is parked on the alphabetical m of demonstration, 3 spaces (referring to Fig. 3) are arranged between m and the n, select n, move with the cursor of the display screen of the key control USB Key that moves up and down of the keyboard of the shifting bond(s) of moving cursor or computing machine if think moving cursor, the user must knock the key 4 times of moving to right continuously, and cursor just can change to n from m.This mode, also can further improve the security when USB Key input data, even disabled user's supervisory user is knocked the behavior of computer keyboard, but because of not knowing between two letters whether the space is arranged, several spaces are specifically arranged, therefore can't confirm also which letter the cursor that moves has specifically pointed to, and can't steal the input data of user to USB Key.
In the said method, when needs during to USB Key input capital and small letter or special character, can (be with the USB Key of display screen that 4 buttons are generally arranged by other buttons by USB Key, confirm, cancellation, on turn over, under turn over) (such as on turn over, turn over down) control the demonstration of the capital and small letter and the special character of the character that shows on the display screen of USB Key, show lowercase when initial, click upturning key, show capitalization on the display screen of USB Key, click the demonstration special character again, click again and show that lowercase or the like, this mode can improve the convenience to USB Key input data.
Can know, in the explanation of above-mentioned security when strengthening USB Key input data, be that example describes with the lowercase sequence, in the reality, numeral and letter can be come demonstration together, becomes 1-9, the systemic circulation of a-z; Also the viewing area of the display screen of USB Key can be divided into digital display area and alphabetical viewing area, the digital display area immobilizes, and capital and small letter etc. only change alphabetical viewing area.
Embodiment two
Present embodiment provides a kind of device that strengthens data input security of electronic signature tool, this device comprises: casing 3, circuit board (not shown), communication interface (not shown), display screen 31, storage unit 303 and various button 32 (as: upper and lower page turning key, cancel key and acknowledgement key), each parts all is arranged in the casing 3, display screen 3 is inlaid on the casing 3, communication interface, storage unit all are arranged on the circuit board, and display screen 31 and various button 32 all are electrically connected with circuit board; As shown in Figure 4, this device also comprises:
Select processing unit 301 and confirmation unit 302 at random, also be arranged on the circuit board;
Wherein, the described processing unit 301 of selecting at random is used for selecting to obtain being used for the character string of this demonstration at random from the character string of storage unit 303 storage, and the character string that described selection at random obtains is sent to described display screen 31 shows; The described character string of selecting at random to obtain is: the character of initial character for selecting at random, and the character after the initial character is the tactic character of the initial character that continues;
Described confirmation unit 302 is used for the character that preparation pointed is selected to import to the cursor on the display screen 31 and confirms, confirms the selected character of back input.
Can also comprise in the said apparatus: switching treatmenting unit 304, this switching treatmenting unit 304 are used for switching the different character string of demonstration according to the switching command that turnover key sends on display screen.
Can also comprise in the said apparatus: cursor moves button 313 and cursor mobile processing unit 305;
Described cursor moves button 313, is used for sending to described cursor mobile processing unit the instruction of the cursor that shows on the moving display screen;
Described cursor mobile processing unit 305 is used for moving the cursor that shows on the instruction moving display screen of button transmission according to described cursor.
Can know that the each processing unit in the said apparatus can adopt the hardware module form, also can adopt operational order to control related hardware and realize, promptly can realize, this device not constituted any restriction with the form of software module.
In sum, in the embodiment of the invention, by showing that on the display screen of electric signing tools initial character is for selecting at random, and the back character is for connecing the tactic successively circulation character string of character, not only guaranteed the security when electric signing tools input data, the convenience when also having guaranteed input.Since not with computing machine that electric signing tools is connected on the content of input data appears, make the disabled user can't infer the data content of input by the operation of following the tracks of user's mouse or keyboard; Have simple, be convenient to popularize easy to operate advantage.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (10)
1. a method that strengthens data input security of electronic signature tool is characterized in that, comprising:
Show the character string that selection at random obtains on the display screen of electric signing tools, the described character string of selecting at random to obtain is: the character of initial character for selecting at random, and the character after the initial character is the tactic character of the initial character that continues;
Button by electric signing tools or with the keyboard of computing machine that this electric signing tools is connected, cursor on the moving display screen moves to character that prepare to select input, imports selected character behind keyboard by acknowledgement key on the electric signing tools or computing machine that electric signing tools connects or the mouse confirmation.
2. the method for enhancing data input security of electronic signature tool as claimed in claim 1 is characterized in that, described character string comprises: alphabetical sequence, or Serial No., or the mixed sequence of letter and numeral.
3. the method for enhancing data input security of electronic signature tool as claimed in claim 2 is characterized in that, described alphabetical sequence comprises:
Lowercase sequence a～z, capitalization sequence A～Z, or the mixed sequence a～z and the A～Z of lowercase sequence and capitalization sequence;
Described Serial No. is 0～9;
Described letter with the mixed sequence of numeral is: lowercase sequence and digital mixed sequence a～z and 0～9, or A～Z and 0～9, or mixed sequence a～z and A～Z and 0～9 of lowercase sequence, capitalization sequence and numeral, or lowercase sequence, Serial No. and capitalization sequence a～z and 0～9 and A～Z.
4. the method for enhancing data input security of electronic signature tool as claimed in claim 1 is characterized in that, described method also comprises:
Insert one or more spaces with random fashion each intercharacter in the character string of selecting at random to obtain.
5. the method for enhancing data input security of electronic signature tool as claimed in claim 1 is characterized in that, described method also comprises:
Page turning key control electric signing tools by electric signing tools switches the different character string of demonstration.
6. the method for enhancing data input security of electronic signature tool as claimed in claim 5 is characterized in that, described switching shows that different character strings is:
Switch between any two kinds of sequences in symbol sebolic addressing, lowercase sequence, capitalization sequence, Serial No. and show.
7. the method for enhancing data input security of electronic signature tool as claimed in claim 1, it is characterized in that, described method further comprises: when showing the character string of selecting at random to obtain on the display screen of electric signing tools, be identified for selecting the position of the cursor of character at random.
8. device that strengthens data input security of electronic signature tool, this device comprises: casing, circuit board, communication interface, display screen, storage unit and various button, each parts all is arranged in the casing, display screen is inlaid on the casing, communication interface, storage unit all are arranged on the circuit board, and display screen and various button all are electrically connected with circuit board; It is characterized in that, also comprise:
Select processing unit and confirmation unit at random;
The described processing unit of selecting at random is used for selecting to obtain being used at random from the character string of cell stores the character string of this demonstration, and the described character string of selecting at random to obtain is sent to described display screen shows; The described character string of selecting at random to obtain is: the character of initial character for selecting at random, and the character after the initial character is the tactic character of the initial character that continues;
Described confirmation unit is used for the character that preparation pointed is selected to import to the cursor on the display screen and confirms, confirms the selected character of back input.
9. the device of enhancing data input security of electronic signature tool as claimed in claim 8 is characterized in that, described device also comprises:
Switching treatmenting unit is used for switching the different character string of demonstration according to the switching command of turnover key on display screen.
10. the device of enhancing data input security of electronic signature tool as claimed in claim 8 is characterized in that, described device also comprises:
Cursor moves button and cursor mobile processing unit;
Described cursor moves button, is used for sending to described cursor mobile processing unit the instruction of the cursor that shows on the moving display screen;
Described cursor mobile processing unit is used for moving the cursor that shows on the instruction moving display screen of button transmission according to described cursor.
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| CN2010101994035A CN101882188B (en) | 2010-06-07 | 2010-06-07 | Method and device for enhancing data input security of electronic signature tool |
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| CN2010101994035A CN101882188B (en) | 2010-06-07 | 2010-06-07 | Method and device for enhancing data input security of electronic signature tool |
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| CN102663297A (en) * | 2012-04-06 | 2012-09-12 | 天地融科技股份有限公司 | Font acquiring method, character displaying device, character displaying system and electronic signature tool |
| CN103425944A (en) * | 2013-07-16 | 2013-12-04 | 深圳市文鼎创数据科技有限公司 | Information safety input method and information safety device |
| CN104461329A (en) * | 2013-09-18 | 2015-03-25 | 华为技术有限公司 | An information input method and device |
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| CN101882188B (en) | 2012-11-07 |
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