CN101751581A - System and method for testing radio frequency identification device label data fraud risk - Google Patents
System and method for testing radio frequency identification device label data fraud risk Download PDFInfo
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- CN101751581A CN101751581A CN200910090125A CN200910090125A CN101751581A CN 101751581 A CN101751581 A CN 101751581A CN 200910090125 A CN200910090125 A CN 200910090125A CN 200910090125 A CN200910090125 A CN 200910090125A CN 101751581 A CN101751581 A CN 101751581A
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Abstract
The invention discloses a system and a method for testing radio frequency identification device label data fraud risk. The system consists of a radio frequency identification device to be tested, an audiomonitor and a data-tampering device; the radio frequency identification device to be tested comprises a controller, a reader, an antenna and a label; the audiomonitor comprises an antenna, a real-time radio frequency analyzer and a PC analyzer; and the data-tampering device comprises a reader and an antenna. The reader in the radio frequency identification device to be tested normally reads and writes the label. The audiomonitor intercepts radio communication signals in the process, and utilizes the PC analyzer to analyze a password with which the reader can access the internal data of the label. The reader of the data-tampering device uses the password to access the data of the label to be tested, and modifies the content of the data stored in the label to be tested. The reader in the radio frequency identification device to be tested accesses the modified data content of the label. The testing system can correctly test whether the label of the radio frequency identification device can meet the security requirement on data integrity, and thus playing a key guiding role in the practical application of the radio frequency identification device.
Description
Technical field
The present invention relates to field of information security technology, relate in particular to the test macro and the method for label data fraud risk in a kind of radio frequency identification equipment.
Background technology
Along with the extensive use of radio frequency identification equipment, the safety issue of label data begins to cause user's care.
Generally speaking, the security target of radio frequency identification equipment may be summarized to be: confidentiality (Confidentiality), integrality (Integrality), availability (Available).Different target classification correspondences different threats.Wherein integrality is meant that the information that guarantees radio frequency identification equipment can not changed by unauthorized entity, that is to say that there is the threat of data diddling in label data.Because the label internal information is characterizing label carrier's true attribute, this information is distorted, and the consequence that causes is hardly imaginable.
The regulation limitation of ISO/IEC 18000-6C standard aspect security is bigger, does not also have the technical standard of relevant radio frequency identification equipment security and testing standard to emerge at present.
Summary of the invention
The test macro of a kind of radio frequency identification device label data fraud risk of the present invention and method its objective is whether the label in the testing radio frequency identification equipment exists deception to threaten, and can system's use reach the requirement of integrality.
The test macro and the method for label data fraud risk in a kind of radio frequency identification equipment of the present invention, its principle is to utilize audiomonitor to intercept the normal read-write signal of communication of read write line and label in the radio-frequency apparatus to be measured, then according to the air interface protocol of ISO/IEC 18000-6C standard definition, this signal of communication is analyzed, thereby got access to the required password of visit label internal data to be measured.After obtaining password, the read write line of distorting in the equipment utilizes this password, treats the internal data of mark label and distorts.Label data after distorting is correctly read by the read write line of Devices to test.Thereby draw the threat that there is data diddling in this label to be measured, this radio-frequency apparatus to be measured in use can not satisfy the security requirement of data integrity.
For realizing above purpose, a first aspect of the present invention provides a kind of label data fraud risk test macro, comprising:
First read write line of radio frequency identification equipment to be measured is connected with the second antenna wireless radio frequency of audiomonitor by first antenna and label, and audiomonitor is intercepted and captured the wireless communication signals of first read write line and label execution normal read write operation process;
The third antenna of data tampering equipment is connected with the label less radio-frequency of radio frequency identification equipment to be measured, and data tampering equipment is connected with audiomonitor, distorts second read write line of equipment and the label in the radio frequency identification equipment to be measured and carries out radio-frequency (RF) identification.
Preferred embodiment, described radio frequency identification equipment to be measured are that its frequency of operation of super high frequency radio frequency identification equipment is 860～960MHz, and the air interface protocol between first read write line and the label meets ISO/IEC 18000-6C.
Preferred embodiment, second read write line that described data tampering equipment comprises is connected with third antenna, and second read write line carries out radio-frequency (RF) identification by third antenna to the label in the radio frequency identification equipment to be measured, comprises the read-write operation to the label internal data.The label internal data access code of the reserved area, inside in the radio frequency identification equipment to be measured (EEPROM BANK00) storage is 32 bits.
Preferred embodiment, described first read write line, first antenna and second reader, second antenna properties are similar.
Preferred embodiment, described audiomonitor comprises: an omnidirectional antenna is connected with the label less radio-frequency of radio frequency identification equipment to be measured, intercepts and captures the wireless communication signals that read write line and label are carried out normal read write operation process; A real-time spectrum analyzer is connected with second antenna, second antenna will receive radiofrequency signal and input to real-time spectrum analyzer, real-time spectrum analyzer is in the seamless internal memory that captures real-time spectrum analyzer of radiofrequency signal, and in frequency domain, time domain and modulation domain these radiofrequency signals of initial analysis; A PC analytical engine real-time spectrum analyzer connects, the PC analytical engine receives the data that the real-time spectrum analyzer transmission comes, the PC analytical engine is analyzed transmitting the data of coming, in the hope of obtaining label internal data access code to be measured, second read write line utilizes this access code, treats mark label internal data and distorts.
Preferred embodiment, described real-time spectrum analyzer can trigger 860～960MHz radiofrequency signal, thereby realizes detecting reliably and examining and determine the time dependent radiofrequency signal that captures.
Preferred embodiment, described PC analytical engine is the personal computer that can realize featured function.
Preferred embodiment, described PC analytical engine comprises: analysis module is connected with operational module, and analysis module receives the data that the real-time spectrum analyzer transmission comes and analyzes, and realizes that finally Analog signals'digital dissolves sign indicating number, and decoded data will pass to operational module; Operational module is controlled second read write line; Main control module is connected with operational module with analysis module respectively, coordinates between two functional modules data and carries out alternately.
For realizing above purpose, a second aspect of the present invention provides a kind of label data fraud risk method of testing, is to utilize the label data fraud risk test macro to test may further comprise the steps:
Steps A: radio frequency identification equipment middle controller to be measured is handled first read write line label is carried out normal read-write operation;
Step B: audiomonitor is intercepted and captured the wireless communication signals of this process, and the signal of having decoded or not decoded passes to the PC analytical engine;
The analysis module of step C:PC analytical engine is analyzed signal again, and the final Analog signals'digital that intercepts that realizes is dissolved sign indicating number;
Step D: decoded data pass to operational module the analytical engine from analysis module;
Step e: operational module utilizes these data to form new command format and operates second read write line;
Step F: read write line is treated the mark label and is carried out write operation, realizes that treating mark signs distorting of inner stored data;
Step G: radio frequency identification equipment middle controller to be measured is handled first read write line and once more label is carried out normal read-write operation.
Preferred embodiment, it is if real-time spectrum analyzer fails to be correctly decoded the analog signal information that intercepts that described analysis module is analyzed signal again, can carry out craft to the simulating signal that intercepts by this analysis module and analyze again, in the hope of the information of the label internal data access code that comprises in the picked up signal.
It is to parse 32 required passwords of access tag data in the radio frequency identification equipment to be measured or draw the reason that can't analyze that preferred embodiment, described final realization Analog signals'digital are dissolved sign indicating number.
Preferred embodiment, described simulation are that the content of user data storage portions (BANK11) in the label or electronic product code EPC storage portions (BANK01) is distorted to distorting of label data.
Preferred embodiment, described label is carried out normal read-write operation is that read write line is read in the label corresponding data content of being distorted, and does not think that these data were distorted.
The invention has the beneficial effects as follows: the deception at label data threatens, one cover test macro and method of testing is provided, whether this system correctly test label exists deception to threaten, the user is the result in view of the above, whether decision needs to adopt other encryption method, improve the security of radio frequency identification equipment, satisfy the safety requirements that radio frequency identification equipment uses integrality.By test macro of the present invention, correctly whether testing radio frequency identification equipment label has security, thereby crucial directive function is played in the application in real life to radio frequency identification equipment.
Description of drawings
Fig. 1 is a label data fraud risk test macro synoptic diagram in the radio frequency identification equipment provided by the invention.
Fig. 2 is a label data fraud risk method of testing process flow diagram in the radio frequency identification equipment provided by the invention.
Fig. 3 is a PC analytical engine functional block diagram provided by the invention
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below with reference to accompanying drawing, the present invention is described in more detail.
As shown in Figure 1, Fig. 1 is a label data fraud risk test macro synoptic diagram in the radio frequency identification equipment provided by the invention, first read write line 112 of radio frequency identification equipment 11 to be measured is connected with second antenna, 121 less radio-frequencies of audiomonitor 12 by first antenna 113 and label 114, and audiomonitor 12 is intercepted and captured the wireless communication signals of first read write line 112 and label 114 execution normal read write operation processes; The third antenna 121 of data tampering equipment 13 is connected with label 114 less radio-frequencies of radio frequency identification equipment 11 to be measured, data tampering equipment 13 is connected with audiomonitor 12, and the data of label 114 are cheated the radio-frequency (RF) identification of threat in second read write line 131 of distorting equipment 13 and the radio frequency identification equipment to be measured.
Radio frequency identification equipment 11 wherein to be measured comprises: controller 111, first read write line 112, first antenna 113, label 114.Audiomonitor 12 comprises: second antenna 121, real-time spectrum analyzer 122, PC analytical engine 123.Data tampering equipment 13 comprises: the third antenna 131 and second read write line 132.
Its middle controller 111 is connected by the GPIB mouth with first read write line 112, and read write line 112 is connected by concentric cable with first antenna 113.
Wherein real-time spectrum analyzer 122 is connected by the RS-232 cable with PC analytical engine 123, and PC analytical engine 123 is connected by the GPIB mouth with first read write line 131.
In one embodiment of the invention, real-time spectrum analyzer 122 adopts the RSA3308 real-time spectrum analyzer.Real-time spectrum analyzer 122 is finished signal interception to first read write line 112 and label 114 communication processs by second antenna 121, and signal is carried out digital processing.After disposing the result passed to PC analytical engine 123.
If real-time spectrum analyzer 122 fails to be correctly decoded the signal of being intercepted and captured, PC analytical engine 123 need carry out by intercepted signal is handled again, and current the processing realized by the analysis module in the PC analytical engine.Be correctly decoded at PC analytical engine 123 under the prerequisite of signal message, the third antenna 131 and second read write line 132 are responsible for finishing distorting label internal data content.
As shown in Figure 2, Fig. 2 is a label data fraud risk method of testing process flow diagram in the radio frequency identification equipment provided by the invention, may further comprise the steps:
Step 201: initialization total system equipment, wherein testing time N is made as 0; N＞10 execution in step 212;
Step 202: controller 111 operations first read write line 112 sends normal QUERY instruction to label 114, and label 114 can be replied 112 1 16 random number R N16 information of first read write line.First read write line 112 sends the ReqRN order to label 114, and after label 113 received this request, by the RN16 value in the comparison command, if effective value, then label 114 can be replied 112 1 16 random number HANDLE values of first read write line.
Step 203: after first read write line 112 utilizes this HANDLE value, read read command to label 114 transmission label internal data visit ACCESS, label internal data.Read the data content of label 114 inside, this partial content backup is stand-by.
Wireless signal in the said process that step 204:PC analytical engine 123 intercepts by analysis.
Step 205: judge whether to obtain the access code in the read write line ACCESS instruction in the step 203.As can not, testing time N adds up 1, repeats said process step 201～204.
Step 206: second read write line 131 in the data tampering equipment 13 sends normal QUERY instruction to label 114, and label 114 can be replied 131 1 16 random number R N16 information of second read write line.Second read write line 131 sends the ReqRN order to label 114, and after label 114 received this request, by the RN16 value in the comparison command, if effective value, then label 114 can be replied 131 1 HANDLE values of second read write line.
Step 207: the label internal data access code that second read write line 131 in the data tampering equipment 13 utilizes step 205 to obtain, write the WRITE order to label 114 transmission label internal data visit ACCESS, label internal data.The WRITE order allows to write data to the inner memory cell of label.Writing data content does not stipulate.
Step 208: controller 111 operations first read write line 112 sends normal QUERY instruction to label 114, and label 114 can be replied 112 1 16 random number R N16 information of first read write line.First read write line 112 sends the ReqRN order to label 114, and after label 114 received this request, by the RN16 value in the comparison command, if effective value, then label 114 can be replied 112 1 16 random number HANDLE values of first read write line.
Step 209: after first read write line 112 utilizes this HANDLE value, read read command to label 114 transmission label internal data visit ACCESS, label internal data.First read write line 112 reads label internal data content, and this partial content backup is stand-by.
Step 210: comparison step 203 and step 209 read two groups of data of backup.
Step 211: if data are different, then there is data fraud risk in label 114, end of test (EOT);
Step 212: testing time has surpassed the testing time (10 times) of default, does not find that there is data fraud risk in label 114, can think that then this 114 label does not exist deception to threaten end of test (EOT).
As shown in Figure 3, Fig. 3 is a PC analytical engine functional block diagram in the embodiment of the invention.PC analytical engine 123 comprises 3 modules altogether: analysis module 1231, operational module 1232, main control module 1233.
The operation that operational module 1232 is responsible for second read write line 131 comprises that the radio-frequency command form generates and sends.
In PC analytical engine 123, analysis module 1231 and operational module 1232 are placed on the uniform machinery, help the data of intermodule mutual fast, reduce the consuming time of test.
Describing above is to be used to realize the specific embodiment of the present invention; protection scope of the present invention should not described by this and limit; it should be appreciated by those skilled in the art,, all belong to claim of the present invention and come restricted portion in any modification or partial replacement that does not depart from the scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (13)
1. a label data fraud risk test macro is characterized in that, comprising:
First read write line of radio frequency identification equipment to be measured is connected with the second antenna wireless radio frequency of audiomonitor by first antenna and label, and audiomonitor is intercepted and captured the wireless communication signals of first read write line and label execution normal read write operation process;
The third antenna of data tampering equipment is connected with the label less radio-frequency of radio frequency identification equipment to be measured, and data tampering equipment is connected with audiomonitor, distorts second read write line of equipment and the label in the radio frequency identification equipment to be measured and carries out radio-frequency (RF) identification.
2. test macro according to claim 1, it is characterized in that: described radio frequency identification equipment to be measured is that its frequency of operation of super high frequency radio frequency identification equipment is 860～960MHz, and the air interface protocol between first read write line and the label meets ISO/IEC 18000-6C.
3. test macro according to claim 1, it is characterized in that: second read write line that described data tampering equipment comprises is connected with third antenna, second read write line carries out radio-frequency (RF) identification by third antenna to the label in the radio frequency identification equipment to be measured, comprises the read-write operation to the label internal data.
4. test macro according to claim 1 is characterized in that: described first read write line, first antenna and second reader, second antenna properties are similar.
5. test macro according to claim 1 is characterized in that: described audiomonitor comprises:
One omnidirectional antenna is connected with the label less radio-frequency of radio frequency identification equipment to be measured, intercepts and captures the wireless communication signals that read write line and label are carried out normal read write operation process;
A real-time spectrum analyzer is connected with second antenna, second antenna will intercept radiofrequency signal and input to real-time spectrum analyzer, real-time spectrum analyzer is in the seamless internal memory that captures real-time spectrum analyzer of radiofrequency signal, and in frequency domain, time domain and modulation domain these radiofrequency signals of initial analysis;
A PC analytical engine real-time spectrum analyzer connects, the PC analytical engine receives the data that the real-time spectrum analyzer transmission comes, the PC analytical engine is analyzed transmitting the data of coming, in the hope of obtaining label internal data access code to be measured, the access code that the second read write line utilization parses is treated mark label internal data and is distorted.
6. test macro according to claim 5 is characterized in that: described real-time spectrum analyzer can trigger 860～960MHz radiofrequency signal, thereby realizes detecting reliably and examining and determine the time dependent radiofrequency signal that captures.
7. test macro according to claim 5 is characterized in that: described PC analytical engine is the personal computer that can realize featured function.
8. test macro according to claim 7 is characterized in that: described PC analytical engine comprises:
Analysis module is connected with operational module, and analysis module receives the data that the real-time spectrum analyzer transmission comes and analyzes, and realizes that finally Analog signals'digital dissolves sign indicating number, and decoded data will pass to operational module; Operational module is controlled second read write line; Main control module is connected with operational module with analysis module respectively, coordinates between two functional modules data and carries out alternately.
9. a label data fraud risk method of testing is characterized in that, utilizes the label data fraud risk test macro to test and may further comprise the steps:
Steps A: radio frequency identification equipment middle controller to be measured is handled first read write line label is carried out normal read-write operation;
Step B: audiomonitor is intercepted and captured the wireless communication signals of this process, and the signal of having decoded or not decoded passes to the PC analytical engine;
The analysis module of step C:PC analytical engine is analyzed signal again, and the final Analog signals'digital that intercepts that realizes is dissolved sign indicating number;
Step D: decoded data pass to operational module the analytical engine from analysis module;
Step e: operational module utilizes these data to form new command format and operates second read write line;
Step F: read write line is treated the mark label and is carried out write operation, realizes that treating mark signs distorting of inner stored data;
Step G: radio frequency identification equipment middle controller to be measured is handled first read write line and once more label is carried out normal read-write operation.
10. label data fraud risk method of testing according to claim 9, it is characterized in that: it is if real-time spectrum analyzer fails to be correctly decoded the analog signal information that intercepts that described analysis module is analyzed signal again, can carry out craft to the simulating signal that intercepts by this analysis module and analyze again, in the hope of the information of the label internal data access code that comprises in the picked up signal.
11. label data fraud risk method of testing according to claim 9 is characterized in that: it is to parse 32 required passwords of access tag data in the radio frequency identification equipment to be measured or draw the reason that can't analyze that described final realization Analog signals'digital is dissolved sign indicating number.
12. label data fraud risk method of testing according to claim 9 is characterized in that: described simulation is that the content of user data storage portions in the label or electronic product code EPC storage portions is distorted to distorting of label data.
13. label data fraud risk method of testing according to claim 9 is characterized in that: described label is carried out normal read-write operation is that read write line is read in the label corresponding data content of being distorted, and does not think that these data were distorted.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910090125 CN101751581B (en) | 2009-07-29 | 2009-07-29 | System for testing radio frequency identification device label data fraud threat |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200910090125 CN101751581B (en) | 2009-07-29 | 2009-07-29 | System for testing radio frequency identification device label data fraud threat |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104901748A (en) * | 2015-04-17 | 2015-09-09 | 广东技术师范学院 | UHF type RFID communication record analysis and RFID simulation method |
| CN106056339A (en) * | 2016-06-02 | 2016-10-26 | 王鸽 | Object identification method utilizing penetrability of electromagnetic wave |
| CN108021835A (en) * | 2016-11-04 | 2018-05-11 | Em微电子-马林有限公司 | For providing the method for distorting ring status of radio frequency transponder to reader |
-
2009
- 2009-07-29 CN CN 200910090125 patent/CN101751581B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104901748A (en) * | 2015-04-17 | 2015-09-09 | 广东技术师范学院 | UHF type RFID communication record analysis and RFID simulation method |
| CN104901748B (en) * | 2015-04-17 | 2018-03-16 | 广东技术师范学院 | UHF type RFID communications records analysis and RFID simulation realizing methods |
| CN106056339A (en) * | 2016-06-02 | 2016-10-26 | 王鸽 | Object identification method utilizing penetrability of electromagnetic wave |
| CN106056339B (en) * | 2016-06-02 | 2019-07-12 | 王鸽 | A kind of article identification method using electromagnetic wave penetrability |
| CN108021835A (en) * | 2016-11-04 | 2018-05-11 | Em微电子-马林有限公司 | For providing the method for distorting ring status of radio frequency transponder to reader |
| CN108021835B (en) * | 2016-11-04 | 2020-12-08 | Em微电子-马林有限公司 | Method for providing a tamper ring status of a radio frequency transponder to a reader |
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| CN101751581B (en) | 2013-04-17 |
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