Title :
Security evaluation for communication-friendly encryption of multimedia
Author :
Mao, Yinian ; Wu, Min
Author_Institution :
ECE Dept., Maryland Univ., College Park, MD, USA
Abstract :
This paper addresses the access control issues unique to multimedia, by using a joint signal processing and cryptographic approach to multimedia encryption. Based on three atomic encryption primitives, we present a systematic study on how to strategically integrate different atomic operations to build a video encryption system. We also propose a set of multimedia-specific security metrics to quantify the security against approximation attacks and to complement the existing notion of generic data security. The resulting system can provide superior performance to both generic encryption and its simple adaptation to video in terms of a joint consideration of security, bitrate overhead, and communication friendliness.
Keywords :
cryptography; multimedia communication; telecommunication security; video coding; access control; approximation attacks; atomic encryption primitives; bitrate overhead; communication-friendly encryption; generic data security; generic encryption; joint signal processing/cryptographic method; multimedia encryption; multimedia-specific security metrics; video encryption system; Access control; Communication system security; Cryptography; Data security; Educational institutions; Information security; Multimedia communication; Multimedia systems; Signal processing; Video signal processing;
Conference_Titel :
Image Processing, 2004. ICIP '04. 2004 International Conference on
Print_ISBN :
0-7803-8554-3
DOI :
10.1109/ICIP.2004.1418818