Cryptographic Attestation of the Origin of Surveillance Images
Trovärdigheten hos övervakningsvideo ökar med en ny metod som med hjälp av kryptografi säkrar dess ursprung och äkthet. Metoden anpassar sig till befintliga system genom kompatibilitet framåt, bakåt och i sidled.A method is devised that provides authentication and integrity protection for H.264 encoded surveillance video. A digital signature is created at the H.264 Network Abstraction Layer and included in the video stream, providing robustness against video container changes while remaining format compliant for compatibility with software that does not support the signing feature. The signature is create