APPARATUS FOR VIDEO ENCRYPTION BY RANDOMIZED BLOCK SHUFFLING AND METHOD THEREOF
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An apparatus for video encryption by randomized block shuffling according to an embodiment of the present invention includes: a random number and key manager that stores a key shared between a video encryption apparatus and a video decryption apparatus and generates a random number by using the key; and a block shuffling processor that analyzes encoded video data, classifies the encoded video data in accordance with a predetermined rule, generates a shuffling group in accordance with classification information, and changes positions of components in the shuffling group in accordance with the shuffling rule generated by using the random number generated by the random number and key manager.