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IEICE TRANSACTIONS on Information

An Efficient Encryption and Key Management Scheme for Layered Access Control of H.264/Scalable Video Coding

Su-Wan PARK, Sang Uk SHIN

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Summary :

This paper proposes a new selective encryption scheme and a key management scheme for layered access control of H.264/SVC. This scheme encrypts three domains in hierarchical layers using different keys: intra prediction modes, motion vector difference values and sign bits of texture data. The proposed scheme offers low computational complexity, low bit-overhead, and format compliance by utilizing the H.264/SVC structure. It provides a high encryption efficiency by encrypting domains selectively, according to each layer type in the enhancement-layer. It also provides confidentiality and implicit authentication using keys derived in the proposed key management scheme for encryption. Simulation results show the effectiveness of the proposed scheme.

Publication
IEICE TRANSACTIONS on Information Vol.E92-D No.5 pp.851-858
Publication Date
2009/05/01
Publicized
Online ISSN
1745-1361
DOI
10.1587/transinf.E92.D.851
Type of Manuscript
Special Section PAPER (Special Section on Information and Communication System Security)
Category
Contents Protection

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