- 专利标题: Image encryption/decryption apparatus, method and program
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申请号: US12129266申请日: 2008-05-29
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公开(公告)号: US08515062B2公开(公告)日: 2013-08-20
- 发明人: Shohei Nakagata , Kensuke Kuraki , Taizo Anan
- 申请人: Shohei Nakagata , Kensuke Kuraki , Taizo Anan
- 申请人地址: JP Kawasaki
- 专利权人: Fujitsu Limited
- 当前专利权人: Fujitsu Limited
- 当前专利权人地址: JP Kawasaki
- 代理机构: Staas & Halsey LLP
- 优先权: JP2007-143301 20070530
- 主分类号: G06F21/00
- IPC分类号: G06F21/00
摘要:
An image encryption apparatus encrypts a digital image by specifying a partial region from the digital image, converting the selected partial region into a processing image based on an encryption key, and specifying a position of the partial region by regularly converting a pixel value of the processing image.
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