CN102479378A - Code design method and image code system - Google Patents
Code design method and image code system Download PDFInfo
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- CN102479378A CN102479378A CN2010105759195A CN201010575919A CN102479378A CN 102479378 A CN102479378 A CN 102479378A CN 2010105759195 A CN2010105759195 A CN 2010105759195A CN 201010575919 A CN201010575919 A CN 201010575919A CN 102479378 A CN102479378 A CN 102479378A
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Abstract
The invention relates to a code design method and an image code system. The code design method comprises the following steps of: firstly, providing a database with a plurality of image units; then selecting a part of the image units from the database to form a pass image and transmitting the pass image to a coding end; selecting at least a part of image units from the database by the coding end to form a plurality of optional images, wherein a part of optional images comprise one of the image units of the pass image; selecting and transmitting at least one of the optional images to an encoding end; judging whether the image units of the pass image accord with a part of the image units of the selected optional image by the encoding end through comparison. The invention further discloses the image code system. According to the invention, a known character type code is changed into images and the combination of the images so that a user can select the images and the combination of the images in a more intuitive way. Therefore, the burden of the user is effectively reduced when using the code system; and the image code system is not easy to steal and has good confidentiality.
Description
Technical field
The present invention relates to a kind of encryption design method and cryptographic system, and relate in particular to a kind of method for designing and image password system relevant for image password.
Background technology
Science and technology makes rapid progress in recent years; All types of electronic installations occur like the mushrooms after rain; Such as the mobile phone with memory function, personal digital assistant (Personal Digital Assistant, PDA), flat computer (Tablet PC) and mobile computer or the like.And, how to protect its safety of data also to come into one's own gradually along with the universalness of digital device.The method of traditional identity identification is to adopt the mechanism of input identification number of the account and password.But these class methods must be remembered number of the account and password by the user, and are quite inconvenient as far as the user.Especially when the user used each item different device, the password of required memory also just increased relatively, made the user therefore forget number of the account and password easily.
Summary of the invention
The present invention provides a kind of encryption design method and image password system, and it lets the user easy to use and have a preferable confidentiality by the image-type password.
One embodiment of the invention propose a kind of encryption design method, and the database with a plurality of elementary areas at first is provided.The parts of images unit of then choosing database to be forming a traffic graph picture, and traffic graph is looked like to be sent to a coding side.Coding side is chosen the unit of parts of images at least of database to form a plurality of first option images, and wherein these first option images of part respectively comprise one of them of elementary area of traffic graph picture.Then select option image at least one of them to be sent to a decoding end.The comparison of decoding end also judges whether the elementary area of traffic graph picture is coincident with the parts of images unit of selecteed option image.
One embodiment of the invention propose a kind of image password system, and it comprises a storage module, a load module, a coding module and a decoding module.Storage module is suitable for storing the database with a plurality of elementary areas.Load module couples storage module.Load module is suitable for selecting a plurality of elementary areas producing a traffic graph picture from database, and transmits the traffic graph picture to storage module.Coding module couples storage module.Coding module is according to the traffic graph picture in the storage module; And select at least the parts of images unit to form a plurality of first option images and to be sent to storage module from database; Wherein the quantity of the elementary area of first option image is greater than the quantity of the elementary area of traffic graph picture, and the elementary area of traffic graph picture conforms to the parts of images unit of first option image.Decoding module couples storage module and load module.Load module be suitable for selecting first option image at least one of them and be sent to decoding module, and decoding module comparison and judge whether the elementary area of traffic graph picture is coincident with the parts of images unit of selecteed at least one first option image.
In one embodiment of this invention, above-mentioned first option image one of them comprises the elementary area of traffic graph picture at least.
In one embodiment of this invention; Also comprise when the elementary area of traffic graph picture is not coincident with the parts of images unit of selecteed at least one first option image; The elementary area that coding side is chosen database again is forming a plurality of second option images, and the parts of images unit of second option image conforms to the elementary area of traffic graph picture.
In one embodiment of this invention, the quantity of above-mentioned second option image is more than or equal to the quantity of first option image.
In one embodiment of this invention, the elementary area of above-mentioned database is divided into a plurality of kinds (category), and various types ofly comprises a plurality of elementary areas.The elementary area of traffic graph picture respectively with the elementary area of first option image one of them is same kind at least; And compare and the elementary area of judging the traffic graph picture when whether being coincident with the parts of images unit of selecteed option image when above-mentioned decoding end, the decoding end judges that the elementary area of same kind conforms to each other.
Based on above-mentioned, in the above embodiment of the present invention, be pattern and combination thereof, and the user can be chosen with the mode of intuition comparatively by password change with the known character pattern.This measure reduces the burden of user when accessing to your password system effectively, and this cryptographic system is difficult for stolen and has preferable confidentiality.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and conjunction with figs. elaborates as follows.
Description of drawings
Fig. 1 is the calcspar according to a kind of image password system of one embodiment of the invention.
Fig. 2 is the process flow diagram of the image password system of Fig. 1.
Fig. 3 A and Fig. 3 B are the synoptic diagram of specializing with the operating process of Fig. 2.
Fig. 4 is the synoptic diagram of first option image in a kind of image password system of another embodiment of the present invention.
Fig. 5 A is the parts of images cell schematics in the database in a kind of image password system of another embodiment of the present invention.
Fig. 5 B is the first option image figure of elementary area to form that adopts Fig. 5 A.
Fig. 6 is the process flow diagram of a kind of image password system of another embodiment of the present invention.
The primary clustering symbol description
100: the image password system
110: storage module
112: the first storage areas
114: the second storage areas
116: the three storage areas
120: load module
130: coding module
140: decoding module
A1, A2, A3, B1, C1: elementary area
P1: traffic graph picture
P2～P5, Q1～Q9: first option image
Embodiment
Fig. 1 is the calcspar according to a kind of image password system of one embodiment of the invention.Fig. 2 is the process flow diagram of the image password system of Fig. 1.Please be simultaneously with reference to figure 1 and Fig. 2, in the present embodiment, image password system 100 is applicable to electronic installation (not drawing), so that the data that are stored in the electronic installation are produced the usefulness of maintaining secrecy.For instance, image password system 100 can be used in the opening computer supervisory routine, so that the user is carried out identity identification.But present embodiment is not limited to this.
In the present embodiment; Image password system 100 comprises a storage module 110, a load module 120, a coding module 130 and a decoding module 140; Wherein coding module 130 can be integrated in the controller (not drawing) with decoding module 140, but describes respectively for the clear function of distinguishing both at this.Storage module 110 comprises one first storage area 112, one second storage area 114 and one the 3rd storage area 116; Load module 120 is respectively coupled to storage module 110 with coding module 130, and decoding module 140 is coupled to storage module 110 and load module 120 simultaneously.
At first in the step S210 of present embodiment, a database is provided and it is stored in first storage area 112 of storage module 110, and this database has a plurality of elementary areas.Then, in step S220, the user can be by load module 120 selects a plurality of elementary areas being combined into a traffic graph picture from database, and this traffic graph is looked like to be sent to second storage area 112 of storage module 110.Then; In step S230; Coding module 140 just can be according to above-mentioned traffic graph picture, and adopts one from database, to choose a plurality of elementary areas regularly forming a plurality of first option images, and the elementary area of traffic graph picture can be conformed to the parts of images unit of first option image.This quantity that does not limit quantity, first option image of the elementary area in the traffic graph picture comprise with it the quantity of elementary area; And forming the rule that these first option images are adopted, any system that is used for operator password or method are all applicable to present embodiment.
Moreover; When user's desire is removed above-mentioned cryptographic system; In step S240; From above-mentioned first option image, select at least one of them and be sent to decoding module, and then in step S250, let decoding module 140 comparisons and judge whether the elementary area of traffic graph picture is coincident with the parts of images unit in selecteed first option image.When the result conforms to, just can remove the protection effect of electronic installation is finished this image password system 100, so that continue electronic installation is controlled.But, and let coding module 130 produce the first new option image again to reselect for the user if the result then will return back among the step S230 for not.
Below with a plurality of embodiment the situation after above-mentioned flow process is specialized is described.But the present invention is not exceeded with following embodiment.
Fig. 3 A and Fig. 3 B are the synoptic diagram of specializing with the operating process of Fig. 2.Please refer to Fig. 2, Fig. 3 A and Fig. 3 B, for example, at first, the user selects three elementary area A1, B1, C1 in the database of first storage area 112 to form the traffic graph drawn like Fig. 3 A as P1 via load module 120.Then, just coding module 140 can select a plurality of elementary areas to select for the user to form four first option image P2 to P5 that drawn like Fig. 3 B from database.In view of the above, the user after judging, just can select option image P4 with the traffic graph that meets Fig. 3 A as P1.
Moreover the present invention does not limit in order to arrangement and the configuration mode of elementary area in option image as the traffic graph picture.Fig. 4 is the synoptic diagram of first option image in a kind of image password system of another embodiment of the present invention.At this; The working rule of image password system 100 can change over let part first option image each only have one and meet traffic graph as the elementary area among the P1; That is to say; In the present embodiment, the user need from the first option image Q1 to Q9, to select have traffic graph as the first option image Q1, Q2 and the Q4 of the elementary area A1 of P1, B1, C1 to reach the effect of releasing password.Can further know by inference thus; In another embodiment that the present invention does not draw; Also can be with wherein (for example elementary area A1 and B1 being configured in the first option image Q1 in two option images with elementary area A1, B1, C1 that traffic graph conforms to as P1 are distributed in the first option image Q1 to Q9; And elementary area C1 is configured in the first option image Q6), can reach effect same as described above and the variability that can promote password equally.
In addition, Fig. 5 A is the parts of images cell schematics in the database in a kind of image password system of another embodiment of the present invention.Fig. 5 B is first option image of elementary area to form that adopts Fig. 5 A.Please be simultaneously with reference to figure 5A and Fig. 5 B, in the present embodiment, in order to let image password system 100 have more variability, so the interior elementary area of database can divide into a plurality of kinds (category), and each kind all comprises a plurality of elementary areas.In other words, by each elementary area is carried out part change or the definition of elementary area is derived at the external form profile, just can create the different images unit that belongs in the same kind, and then enrich the variability of database.This i.e. different images unit A1, A2 and the A3 that belongs to same kind that draw in Fig. 5 A.
In the present embodiment, when 140 pairs of rules that just can be produced because of above-mentioned differentiation kind via load module 120 selected first option images of decoding module change different results is arranged.For instance; In the step S240 of Fig. 2; The elementary area that is comprised in selected first option image of user traffic graph fully necessary and Fig. 3 A is identical as the elementary area of P1, could in step S250, let decoding module 140 be judged as the condition that conforms to.On the contrary, also can change this judgment rule, promptly not be to use the person, just can in step S250, pass through the judgement of decoding module 140 as long as select to belong to identical type person as the elementary area among the P1 with traffic graph.For instance, the user can select the first option image Q1, Q2 and Q4 in Fig. 5 B, the first option image Q1, Q2 and Q5, or the first option image Q1, Q2 all can let decoding module 140 be regarded as conforming to as P1 with traffic graph with Q8.
In view of the above, present embodiment does not limit the practiced variation foundation of congener elementary area, any can be in order to increase in the database the variational mode of elementary area all applicable to the present invention.
Fig. 6 is the process flow diagram of a kind of image password system of another embodiment of the present invention.Please refer to Fig. 6; Different with the foregoing description is; In step S251, when traffic graph was failed parts of images match entire cell with selected first option image of user as the elementary area of P1 after, coding module 130 just can select a plurality of elementary areas to form a plurality of second option images from database again; And it should be noted that the quantity of the quantity of second option image greater than previous first option image.In other words, after the user failed judgment rule through decoding module 140, coding module 130 just can increase the quantity of option image, uses image password system 100 complicated in addition again.
In sum, in the above embodiment of the present invention, be pattern and combination thereof, and the user can be chosen with the mode of intuition comparatively by password change with the known character pattern.Moreover the coding rule that reaches coding module via the permutation and combination between the elementary area changes, and more can increase the complexity of image password system effectively.This measure not only reduces the burden of user when accessing to your password system effectively, more lets this cryptographic system because of being difficult for the stolen preferable confidentiality that has.
Though the present invention discloses as above with embodiment, so it is not in order to qualification the present invention, the those of ordinary skill in any affiliated technical field, but do a little change and retouching, and do not break away from the spirit and scope of the present invention.
Claims (10)
1. encryption design method comprises:
One database is provided, and this database have a plurality of elementary areas;
Those elementary areas of part of choosing this database are to form a traffic graph picture;
Transmit this traffic graph picture to a coding side;
This coding side is chosen those elementary areas of part at least of this database to form a plurality of first option images, and wherein those first option images of part respectively comprise one of them of those elementary areas of this traffic graph picture;
Select those option images at least one of them to be sent to a decoding end; And
This decoding end comparison also judges whether those elementary areas of this traffic graph picture are coincident with those elementary areas of part of selecteed this at least one option image.
2. encryption design method according to claim 1, wherein those first option images one of them comprises those elementary areas of this traffic graph picture at least.
3. encryption design method according to claim 1 wherein also comprises:
When those elementary areas of this traffic graph picture are not coincident with those elementary areas of part of selecteed this at least one first option image; Those elementary areas that this coding side is chosen this database again are forming a plurality of second option images, and those elementary areas of the part of those second option images conform to those elementary areas of this traffic graph picture.
4. encryption design method according to claim 3, wherein the quantity of those second option images is more than or equal to the quantity of those first option images.
5. encryption design method according to claim 4; Wherein those elementary areas of this database are divided into a plurality of kinds; And respectively this kind comprises a plurality of elementary areas; Those elementary areas of this traffic graph picture respectively with those elementary areas of those first option images one of them is same kind at least; And compare and those elementary areas of judging this traffic graph picture when whether being coincident with those elementary areas of part of selecteed this at least one option image when this decoding end, this decoding holds those elementary areas of the same kind of judgement to conform to each other.
6. image password system comprises:
One storage module is suitable for storing the database with a plurality of elementary areas;
One load module couples this storage module, and this load module is suitable for selecting a plurality of elementary areas producing a traffic graph picture from this database, and transmits this traffic graph picture to this storage module;
One coding module; Couple this storage module; This coding module is according to this traffic graph picture in this storage module; And select at least those elementary areas of part to form a plurality of first option images and to be sent to this storage module from this database, wherein the quantity of those elementary areas of those first option images is greater than the quantity of those elementary areas of this traffic graph picture, and those elementary areas of this traffic graph picture conform to those elementary areas of part of those first option images; And
One decoding module; Couple this storage module and this load module; This load module be suitable for selecting those first option images at least one of them being sent to this decoding module, and this decoding module comparison and judge whether those elementary areas of this traffic graph picture are coincident with those elementary areas of part of selecteed this at least one first option image.
7. image password according to claim 6 system; Wherein when those elementary areas of this traffic graph picture are not coincident with those elementary areas of part of selecteed this at least one first option image; This coding module is chosen those elementary areas again forming a plurality of second option images from this database of this storage module, and those elementary areas of this traffic graph picture conform to those elementary areas of part of those second option images.
8. image password according to claim 7 system, wherein the quantity of those second option images is more than or equal to the quantity of those first option images.
9. image password according to claim 6 system, wherein those first option images one of them comprises those elementary areas of this traffic graph picture at least.
10. image password according to claim 9 system, wherein those first option images of part respectively comprise one of them of those elementary areas of this traffic graph picture.
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| CN2010105759195A CN102479378A (en) | 2010-11-30 | 2010-11-30 | Code design method and image code system |
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| CN2010105759195A CN102479378A (en) | 2010-11-30 | 2010-11-30 | Code design method and image code system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468123A (en) * | 2014-12-12 | 2015-03-25 | 浪潮(北京)电子信息产业有限公司 | Identity authentication method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101118585A (en) * | 2006-07-31 | 2008-02-06 | 直觉公司 | Method and apparatus for authenticating a user |
| CN101334826A (en) * | 2007-06-29 | 2008-12-31 | 纬创资通股份有限公司 | Method for utilizing image selection as verification mechanism and computer system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101118585A (en) * | 2006-07-31 | 2008-02-06 | 直觉公司 | Method and apparatus for authenticating a user |
| CN101334826A (en) * | 2007-06-29 | 2008-12-31 | 纬创资通股份有限公司 | Method for utilizing image selection as verification mechanism and computer system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104468123A (en) * | 2014-12-12 | 2015-03-25 | 浪潮(北京)电子信息产业有限公司 | Identity authentication method and device |
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Application publication date: 20120530 |