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Results tagged with stream-cipher
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user 27924
A stream cipher is an encryption algorithm which encrypts arbitrary length plaintext, using a key. Some stream ciphers generate a keystream from only the key, which is then XOR-combined with the plain text, others feed back plaintext or ciphertext into the algorithm to create the keystream.
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What is the significance of the Period of a Steam Cipher [duplicate]
If we only know the period of a Stream Cipher, let's say 150-200 bit in length, how can we use this information to attack a stream cipher?
Taking a look at this link, What is the period of a cipher? …
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