• In cryptography, RC4 (Rivest Cipher 4, also known as ARC4 or ARCFOUR, meaning Alleged RC4, see below) is a stream cipher. While it is remarkable for its...
    44 KB (5,058 words) - 05:30, 15 April 2024
  • in TLS 1.1 and later. Use of RC4 in all versions of TLS is prohibited by RFC 7465 (because RC4 attacks weaken or break RC4 used in SSL/TLS). Authentication...
    179 KB (17,630 words) - 20:54, 11 July 2024
  • RC4 can refer to: RC4 – cipher used for computer data protection Battle of Route Coloniale 4 – battle during the Vietnam War Iranian Railways RC4 – Iranian...
    278 bytes (69 words) - 21:51, 7 December 2017
  • Thumbnail for SJ Rc
    SJ Rc (redirect from SJ Class Rc4)
    including the freight locomotive Rm designed to pull iron ore trains. Rc1, Rc2, Rc4, and Rc5 have a maximum allowed speed of 135 km/h. Rc3 and Rc6 have a maximum...
    8 KB (599 words) - 00:11, 13 June 2024
  • Thumbnail for Battle of Route Coloniale 4
    battle of the First Indochina War. It took place along Route Coloniale 4 (RC4, also known as Highway 4), a road used to supply the French military base...
    11 KB (1,345 words) - 17:54, 13 June 2024
  • Thumbnail for Stream cipher
    using the stream cipher RC4 are attackable because of weaknesses in RC4's key setup routine; new applications should either avoid RC4 or make sure all keys...
    23 KB (2,217 words) - 13:45, 7 May 2024
  • Thumbnail for Iranian Railways RC4
    Republic of Iran Railways; the units have a similar design to the Swedish SJ Rc4. Iranian locomotives "RAI stock", www.railfaneurope.net, RAI electric locomotives...
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  • original IEEE 802.11 standard ratified in 1997. WEP uses the stream cipher RC4 for confidentiality, and the CRC-32 checksum for integrity. It was deprecated...
    23 KB (2,879 words) - 07:58, 9 May 2024
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    key-scheduling algorithm (KSA), the seed is used to initialize the RC4 cipher's state. The output of RC4's pseudo random generation algorithm (PRGA) follows a XOR...
    53 KB (5,018 words) - 21:04, 17 June 2024
  • attack is an attack on the SSL/TLS protocols that exploits the use of the RC4 cipher with weak keys for that cipher. While this affects only the first...
    3 KB (277 words) - 13:22, 12 August 2021
  • the RC4 cipher initialization. WEP, in comparison, merely concatenated the initialization vector to the root key, and passed this value to the RC4 routine...
    13 KB (1,588 words) - 16:50, 5 July 2024
  • when no cipher suites with other than RC4 is available, cipher suites with RC4 will be used as a fallback. All RC4 cipher suites are disabled by default...
    119 KB (3,316 words) - 04:50, 9 July 2024
  • stream cipher attack on the widely used RC4 stream cipher. The attack allows an attacker to recover the key in an RC4 encrypted stream from a large number...
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  • flaw in the RC4 Anytone encryption and the fixed IV 12345678 is still present in RC4. There is therefore no security in Anytone radios (for RC4 encryption)...
    21 KB (2,747 words) - 06:47, 24 May 2024
  • a captured MSCHAP-v1 exchange. When using MS-CHAP-v1, MPPE uses the same RC4 session key for encryption in both directions of the communication flow....
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  • suites with DTLS. DTLS does not support the stream cipher RC4 which means that no TLS cipher using RC4 can be used with DTLS. To determine if a TLS cipher suite...
    19 KB (2,358 words) - 22:21, 6 June 2024
  • Thumbnail for Export of cryptography from the United States
    between NSA and the Software Publishers Association made 40-bit RC2 and RC4 encryption easily exportable using a Commodity Jurisdiction with special...
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  • Password and Set Password Protocols". RFC 4757 documents Microsoft's use of the RC4 cipher. While Microsoft uses and extends the Kerberos protocol, it does not...
    27 KB (3,053 words) - 22:13, 7 May 2024
  • Thumbnail for FreeDOS
    FreeDOS (redirect from FreeDOS 0.9 RC4)
    2023-06-07. "FreeDOS History". Freedos.org. Retrieved 2019-01-29. "FreeDOS 1.3 RC4". The FreeDOS Project on Sourceforge. Retrieved 2021-05-03. Villani, Pat...
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  • Engineering fits are generally used as part of geometric dimensioning and tolerancing when a part or assembly is designed. In engineering terms, the "fit"...
    17 KB (1,294 words) - 16:53, 23 June 2024
  • Thumbnail for Bullrun (decryption program)
    publicly known weaknesses of RC4. Others have speculated that NSA has gained ability to crack 1024-bit RSA/DH keys. RC4 has since been prohibited for...
    17 KB (1,769 words) - 23:16, 10 September 2023
  • curve cryptography key exchange, DES block cipher, a custom block cipher, RC4 stream cipher and the SHA-1 hashing function. ASF container-based media are...
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  • hex create AKey 61 c, 8A c, 63 c, D2 c, FB c, : test cr 0 DO rc4_byte . LOOP cr ; AKey 5 rc4_init 2C F9 4C EE DC 5 test \ output should be: F1 38 29 C9...
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  • tests. The generator is ISAAC." The ISAAC algorithm has similarities with RC4. It uses an array of 256 four-octet integers as the internal state, writing...
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  • compressed using the LZ77 algorithm and encrypted using a modified version of the RC4 cipher. A hard-coded 128-bit key decrypts embedded content. For decrypting...
    7 KB (717 words) - 04:35, 5 November 2023
  • Thumbnail for Linus Torvalds
    Contributor Covenant. Shortly thereafter, in the release notes for Linux 4.19-rc4, Torvalds apologized for his behavior, calling his personal attacks of the...
    46 KB (3,743 words) - 16:13, 5 July 2024
  • two 32-bit values is transformed to an 80-byte RC4 key using an unknown key engine. A notable misuse of RC4 in Skype can be found on TCP streams (UDP is...
    16 KB (1,732 words) - 16:44, 5 July 2024
  • Thumbnail for Symmetric-key algorithm
    AES (Rijndael), Camellia, Salsa20, ChaCha20, Blowfish, CAST5, Kuznyechik, RC4, DES, 3DES, Skipjack, Safer, and IDEA. Symmetric ciphers are commonly used...
    15 KB (1,544 words) - 02:53, 7 June 2024
  • in a WEP-protected network shares the same WEP key. Encryption uses the RC4 algorithm, a stream cipher. It is essential that the same key never be used...
    5 KB (688 words) - 07:27, 20 November 2023
  • Thumbnail for Cryptography
    That internal state is initially set up using the secret key material. RC4 is a widely used stream cipher. Block ciphers can be used as stream ciphers...
    98 KB (10,726 words) - 01:02, 9 July 2024