CN109145618A - 一种基于灰度变换隐藏纸质黑白打印敏感数据的方法 - Google Patents
一种基于灰度变换隐藏纸质黑白打印敏感数据的方法 Download PDFInfo
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- CN109145618A CN109145618A CN201810902669.8A CN201810902669A CN109145618A CN 109145618 A CN109145618 A CN 109145618A CN 201810902669 A CN201810902669 A CN 201810902669A CN 109145618 A CN109145618 A CN 109145618A
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- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000009466 transformation Effects 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 238000011835 investigation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013500 data storage Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011426 transformation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/606—Protecting data by securing the transmission between two devices or processes
- G06F21/608—Secure printing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1222—Increasing security of the print job
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1237—Print job management
- G06F3/1238—Secure printing, e.g. user identification, user rights for device usage, unallowed content, blanking portions or fields of a page, releasing held jobs
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- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Computer Hardware Design (AREA)
- Bioethics (AREA)
- Software Systems (AREA)
- Editing Of Facsimile Originals (AREA)
- Image Processing (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810902669.8A CN109145618B (zh) | 2018-08-09 | 2018-08-09 | 一种基于灰度变换隐藏纸质黑白打印敏感数据的方法 |
Applications Claiming Priority (1)
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CN201810902669.8A CN109145618B (zh) | 2018-08-09 | 2018-08-09 | 一种基于灰度变换隐藏纸质黑白打印敏感数据的方法 |
Publications (2)
Publication Number | Publication Date |
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CN109145618A true CN109145618A (zh) | 2019-01-04 |
CN109145618B CN109145618B (zh) | 2022-02-22 |
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CN201810902669.8A Active CN109145618B (zh) | 2018-08-09 | 2018-08-09 | 一种基于灰度变换隐藏纸质黑白打印敏感数据的方法 |
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CN (1) | CN109145618B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109858235A (zh) * | 2019-02-13 | 2019-06-07 | 广东小天才科技有限公司 | 一种便携式设备及其暗码获取方法和装置 |
CN110428356A (zh) * | 2019-07-22 | 2019-11-08 | 中孚安全技术有限公司 | 一种纸质打印件暗水印溯源方法、系统、终端及存储介质 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050229258A1 (en) * | 2004-04-13 | 2005-10-13 | Essential Security Software, Inc. | Method and system for digital rights management of documents |
CN1908954A (zh) * | 2006-08-16 | 2007-02-07 | 北京北大方正电子有限公司 | 一种基于输出设备的私秘数据的处理方法及系统 |
CN102541482A (zh) * | 2010-12-27 | 2012-07-04 | 北大方正集团有限公司 | 一种文档打印管控与文档溯源追踪的方法和系统 |
CN106997388A (zh) * | 2017-03-30 | 2017-08-01 | 宁波亿拍客网络科技有限公司 | 一种图像及非图像标记方法、设备及应用方法 |
CN107392042A (zh) * | 2017-06-30 | 2017-11-24 | 国家电网公司 | 电网数据监测方法和装置 |
CN108256360A (zh) * | 2017-12-22 | 2018-07-06 | 福建天泉教育科技有限公司 | 一种敏感信息的显示方法及终端 |
-
2018
- 2018-08-09 CN CN201810902669.8A patent/CN109145618B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050229258A1 (en) * | 2004-04-13 | 2005-10-13 | Essential Security Software, Inc. | Method and system for digital rights management of documents |
CN1908954A (zh) * | 2006-08-16 | 2007-02-07 | 北京北大方正电子有限公司 | 一种基于输出设备的私秘数据的处理方法及系统 |
CN102541482A (zh) * | 2010-12-27 | 2012-07-04 | 北大方正集团有限公司 | 一种文档打印管控与文档溯源追踪的方法和系统 |
CN106997388A (zh) * | 2017-03-30 | 2017-08-01 | 宁波亿拍客网络科技有限公司 | 一种图像及非图像标记方法、设备及应用方法 |
CN107392042A (zh) * | 2017-06-30 | 2017-11-24 | 国家电网公司 | 电网数据监测方法和装置 |
CN108256360A (zh) * | 2017-12-22 | 2018-07-06 | 福建天泉教育科技有限公司 | 一种敏感信息的显示方法及终端 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109858235A (zh) * | 2019-02-13 | 2019-06-07 | 广东小天才科技有限公司 | 一种便携式设备及其暗码获取方法和装置 |
CN110428356A (zh) * | 2019-07-22 | 2019-11-08 | 中孚安全技术有限公司 | 一种纸质打印件暗水印溯源方法、系统、终端及存储介质 |
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CN109145618B (zh) | 2022-02-22 |
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Address after: 250101 room 2530, building 2, Aosheng building, 1166 Xinluo street, high tech Zone, Jinan City, Shandong Province Patentee after: Zhongfu Safety Technology Co.,Ltd. Patentee after: ZHONGFU INFORMATION Co.,Ltd. Patentee after: BEIJING ZHONGFU TAIHE TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 250101 room 2530, building 2, Aosheng building, 1166 Xinluo street, high tech Zone, Jinan City, Shandong Province Patentee before: SHANDONG ZHONGFU SAFETY TECHNOLOGY CO.,LTD. Patentee before: ZHONGFU INFORMATION Co.,Ltd. Patentee before: BEIJING ZHONGFU TAIHE TECHNOLOGY DEVELOPMENT Co.,Ltd. |