IH
1998
Springer
13 years 9 months ago
1998
Springer
Abstract. Currently knownbasic anonymitytechniques dependon identity veri cation. If veri cation of user identities is not possible due to the related management overhead or a gene...
IH
1998
Springer
13 years 9 months ago
1998
Springer
Many eligibility or entitlement certificates in every day life are non-transferable between persons. However, they are usually implemented by personal physical tokens that owners c...
IH
1998
Springer
13 years 9 months ago
1998
Springer
This paper2 presents a new approach for the secure and robust copyright protection of digital images. A system for generating digital watermarks and for trading watermarked images ...
IH
1998
Springer
13 years 9 months ago
1998
Springer
Abstract. Security documents (currency, treasury bills, stocks, bonds, birth certificates, etc.) provide an interesting problem space for investigating information hiding. Recent a...
IH
1998
Springer
13 years 9 months ago
1998
Springer
Abstract. Users of some systems are at risk of being compelled to disclose their keys or other private data, and this risk could be mitigated if access control mechanisms supported...