Method and apparatus for determining the identity of a...
Method and apparatus for digital signature authentication
Method and apparatus for digital signature authentication,...
Method and apparatus for digital watermarking
Method and apparatus for digitally signing electronic mail...
Method and apparatus for digitally signing electronic mail...
Method and apparatus for distributing, interpreting, and...
Method and apparatus for efficiently initializing secure...
Method and apparatus for electronic commerce using digital...
Method and apparatus for embedding authentication information wi
Method and apparatus for embedding authentication information wi
Method and apparatus for embedding authentication information wi
Method and apparatus for embedding authentication...
Method and apparatus for embedding data, including watermarks, i
Method and apparatus for embedding encrypted images of...
Method and apparatus for en-bloc verification of plural...
Method and apparatus for encrypted transmission
Method and apparatus for encrypting and decrypting data in a...
Method and apparatus for encrypting and decrypting data...
Method and apparatus for encrypting data