发明名称 |
Method and device for confirming the authenticity of a document and a safe for storing data |
摘要 |
<p>The invention relates to a method for confirming the authenticity of a document. According to the invention, said method is carried out in such a way that the authenticity is confirmed using a digital signature, the signed confirmation of authenticity is integrated into the document by means of a secret watermark and that the document is also provided with a public watermark.</p> |
申请公布号 |
EP1413129(B1) |
申请公布日期 |
2009.10.28 |
申请号 |
EP20020754383 |
申请日期 |
2002.07.18 |
申请人 |
THOMSON LICENSING |
发明人 |
BELKE, MARCUS;BICKENBACH, HANS, JOACHIM;KOCH, ECKARD;KUBBILUN, INGO, A.;KUBBILUN, WOLFGANG;VORBRUGGEN, JAN, C. |
分类号 |
H04N1/32;G06F21/64;G06T1/00 |
主分类号 |
H04N1/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|