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Tag Archives: Cryptography
DES and 3DES
Data Encryption Standard (DES) data are encrypted in 64-bit blocks using a 56-bit key. The DES algorithm takes the input through a series of transformations: initial permutation; a complex function, which involves both permutation and substitution operations and depends on … Continue reading
Posted in Technology
Tagged Cryptography, Education, Encryption, Information, Network, PC, Security
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How to Send a Secret Message
Introduction – The term Steganography as well cryptography was derived from the Greek language. Cryptography is essentially the art of secret writing and the goal is to maintain the secrecy of the message even if it is visible. Steganography, means … Continue reading
Posted in Personal-Tech, Technology
Tagged Computer, Cryptography, Information, Security, Software, Steganography, Web
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