Rc4 - PowerPoint PPT Presentation

RC4

RC4. RC4. Invented by Ron Rivest “RC” is “Ron’s Code” or “Rivest Cipher” A stream cipher Generate keystream byte at a step Efficient in software Simple and elegant Diffie: RC4 is “too good to be true” Used lots of places: SSL, WEP, etc., etc. Most popular stream cipher in existence.

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721 views • 33 slides

RC4

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643 views • 33 slides

Prohibiting RC4 Cipher Suites in TLS

Prohibiting RC4 Cipher Suites in TLS. http ://datatracker.ietf.org/doc/draft-popov-tls-prohibiting-rc4 By: Andrei Popov andreipo@microsoft.com. RC4 is Popular. Been around since 1987. High performance (7 cycles per byte on Pentium). Stream cipher: immune to BEAST attack on TLS1.0.

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227 views • 6 slides

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