• 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...
    45 KB (5,091 words) - 05:33, 18 July 2025
  • 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 (17,586 words) - 04:56, 29 July 2025
  • 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 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 (1,348 words) - 12:07, 28 June 2025
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    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...
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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...
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  • 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...
    120 KB (3,365 words) - 19:02, 12 July 2025
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    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 (2,231 words) - 21:32, 1 July 2025
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    63. Rb2 Ke6 64. Bf4 Rc4 65. Be3 Ke5 66. Rb8 Bd7 67. Rd8 Be6 68. Rd6 Rc2 69. Kh6 Kf6 70. Rd1 Rc4 71. Rd6 Rc2 72. Bd4+ Kf5 73. f3 Rc4 74. c6 Rc2 75. Kg7...
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  • 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...
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    Republic of Iran Railways; the units have a similar design to the Swedish SJ Rc4. These locomotives were purchased in 1982, in a number of 8 units, from Sweden...
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  • CipherSaber is a simple symmetric encryption protocol based on the RC4 stream cipher. Its goals are both technical and political: it gives reasonably...
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  • 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...
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  • 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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    stands for "Rivest Cipher", or alternatively, "Ron's Code" (compare RC2 and RC4). The Advanced Encryption Standard (AES) candidate RC6 was based on RC5....
    12 KB (1,465 words) - 18:48, 18 February 2025
  • 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 (1,540 words) - 21:14, 19 June 2025
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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...
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  • the RC4 cipher initialization. WEP, in comparison, merely concatenated the initialization vector to the root key, and passed this value to the RC4 routine...
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  • Thumbnail for Ron Rivest
    He is also the inventor of the symmetric key encryption algorithms RC2, RC4, and RC5, and co-inventor of RC6. (RC stands for "Rivest Cipher".) He also...
    27 KB (1,545 words) - 19:15, 28 July 2025
  • 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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  • 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 (3,023 words) - 15:26, 31 May 2025
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    "Ron's Code" or "Rivest Cipher"; other ciphers designed by Rivest include RC4, RC5, and RC6. The development of RC2 was sponsored by Lotus, who were seeking...
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    Rc3+ 61. Kg4 Ra3 62. h4 Rc3 63. Rb6+ Kf7 64. f5 h5+ 65. Kf4 Rc4+ 66. Kf3 Rc3+ 67. Kf4 Rc4+ 68. Kf3 Rc3+ 69. Kf4 ½–½ Game 14, a 58-move win for Gukesh...
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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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    Contributor Covenant. Shortly thereafter, in the release notes for Linux 4.19-rc4, Torvalds apologized for his behavior, calling his personal attacks of the...
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    advises 38... Kh7, which Black plays. In the story, play continues 39. h4 Rc4 40. e5 Nxe5, and Dr B. advises Black to "force an exchange". "Some seven...
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  • cryptography is a stream cipher similar to the well known and popular cipher RC4 designed by Ron Rivest. It was designed by Bartosz Żółtak, presented in 2004...
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  • stream cipher, RC4, while the NESSIE report specifically said that it was notable that they had not selected any of those considered. RC4 is widely used...
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  • superframe. Motorola has created its standard so that the 40-bit ARC4 (Alleged RC4) can withstand casual attackers. It is supposed to offer 40-bit security...
    19 KB (2,343 words) - 00:37, 24 July 2025
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    (Combined): 215 PS (158 kW; 212 hp) / 6,200 rpm Honda Odyssey Hybrid/e:HEV (Japan, RC4) Honda Stepwgn Hybrid/e:HEV (Japan, RP5) Honda Accord Hybrid (N. America)...
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