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stream cipher |
Also found in: Wikipedia | 0.03 sec. |
stream cipherAn encryption method that works with continuous streams of input rather than fixed blocks. Bytes of plaintext go into the stream cipher, and bytes of encrypted text come out the other end. RC4 is an example of a stream cipher (see RC4). Contrast with block cipher. stream cipher [′strēm ‚sī·fər] (communications) A cipher that makes use of an algorithmic procedure to produce an unending sequence of binary digits which is then combined either with plaintext to produce ciphertext or with ciphertext to recover plaintext. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Also included are a stream cipher scrambler/descrambler and a 4B/5B coder/decoder. TeleHubLink's Wireless Encryption Technology Division is developing a family of secure wireless and broadband communications ASICs under the trademarked name of Hornet(TM) that use a series of powerful and high-speed stream ciphers in cost-sensitive markets like telephony. Further, the Alaska Ultra device performs PAM5, 8B/10B, 4B/5B, MLT3, NRZI, and Manchester encoding/decoding; digital clock/data recovery; stream cipher scrambling/descrambling; digital adaptive equalization for the receive data path, as well as digital filtering for pulse shaping of the line transmitter; Auto-Negotiation; and management functions. |
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