Resistance of the double random phase encryption against various attacks
Author(s) -
Yann Frauel,
Albertina Castro,
Thomas J. Naughton,
Bahram Javidi
Publication year - 2007
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.15.010253
Subject(s) - encryption , computer science , watermarking attack , plaintext , plaintext aware encryption , scheme (mathematics) , phase (matter) , cryptography , algorithm , brute force attack , multiple encryption , computer security , theoretical computer science , deterministic encryption , mathematics , physics , mathematical analysis , quantum mechanics
Several attacks are proposed against the double random phase encryption scheme. These attacks are demonstrated on computer-generated ciphered images. The scheme is shown to be resistant against brute force attacks but susceptible to chosen and known plaintext attacks. In particular, we describe a technique to recover the exact keys with only two known plain images. We compare this technique to other attacks proposed in the literature.
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