By Shiguo Lian
The frequent use of snapshot, audio, and video info makes media content material safety more and more priceless and pressing. for max safeguard, it really is not adequate to simply regulate entry rights. to be able to absolutely safeguard multimedia facts from piracy or unauthorized use, it has to be secured via encryption ahead of its transmission or distribution. Multimedia content material Encryption: suggestions and functions provides the most recent learn leads to this dynamic box. The booklet starts off with the heritage of multimedia encryption after which examines basic functionality requisites of encryption and basic encrypting thoughts. It discusses universal concepts of entire, partial, and compression-combined encryption; in addition to the extra really expert kinds, together with conception, scalable, and commutative encryption. furthermore, the writer reports watermarking and joint fingerprint embedding and decryption. Later chapters speak about regular assaults on multimedia encryption, in addition to the foundations for designing safe algorithms and numerous functions. An exploration of open matters, up-and-coming issues, and parts for additional examine rounds out the assurance. Shiguo Lian is the writer or co-author of greater than fifty peer-reviewed magazine and convention articles masking themes of community safeguard and multimedia content material security, together with cryptography, safe P2P content material sharing, electronic rights administration (DRM), encryption, watermarking, electronic fingerprinting, and authentication. by means of following the suggestions defined during this booklet, clients might be larger capable of safeguard the integrity in their multimedia facts and strengthen larger self assurance that their information are usually not misappropriated.
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Extra info for Multimedia Content Encryption: Techniques and Applications
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The cipher and cryptanalysis are briefly introduced below. Additionally, the encryption mode that defines how to use the cipher to encrypt the data will also be reviewed. 1 Cipher A cipher transforms the plaintext into ciphertext and recovers the plaintext from ciphertext under control of the key. Here, the transforming operation and the recovering operation are named encryption and decryption, respectively. The key is necessary to decryption, because without the key, the plaintext cannot be recovered correctly.
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