Content-Based Digital Signature for Motion Pictures Authentication and Content-Fragile Watermarking.
Jana DittmannArnd SteinmetzRalf SteinmetzPublished in: ICMCS, Vol. 2 (1999)
Keyphrases
- fragile watermarking
- digital signature
- smart card
- public key
- multimedia
- fragile watermarking scheme
- security mechanisms
- optical flow
- secure communication
- image sequences
- public key infrastructure
- motion estimation
- digital watermarking
- elliptic curve
- signature scheme
- key management
- public key cryptography
- signal processing
- low cost
- multimedia content
- digital content
- digital libraries
- metadata