• Thumbnail for Ralph Merkle
    Ralph C. Merkle (born February 2, 1952) is an American computer scientist and mathematician. He is one of the inventors of public-key cryptography, the...
    14 KB (1,180 words) - 02:05, 19 November 2024
  • Thumbnail for Merkle tree
    of the original commitment. The concept of a hash tree is named after Ralph Merkle, who patented it in 1979. Hash trees can be used to verify any kind of...
    15 KB (1,788 words) - 20:42, 10 September 2024
  • In cryptography, Merkle's Puzzles is an early construction for a public-key cryptosystem, a protocol devised by Ralph Merkle in 1974 and published in...
    5 KB (771 words) - 23:11, 17 February 2024
  • Thumbnail for Merkle–Damgård construction
    MD5, SHA-1, and SHA-2. The Merkle–Damgård construction was described in Ralph Merkle's Ph.D. thesis in 1979. Ralph Merkle and Ivan Damgård independently...
    15 KB (1,904 words) - 18:20, 19 September 2024
  • Thumbnail for Diffie–Hellman key exchange
    channel and was one of the first public-key protocols as conceived by Ralph Merkle and named after Whitfield Diffie and Martin Hellman. DH is one of the...
    48 KB (5,262 words) - 08:24, 14 November 2024
  • The Merkle–Hellman knapsack cryptosystem was one of the earliest public key cryptosystems. It was published by Ralph Merkle and Martin Hellman in 1978...
    10 KB (1,852 words) - 14:42, 11 November 2024
  • signatures such as the Lamport signature scheme. It was developed by Ralph Merkle in the late 1970s and is an alternative to traditional digital signatures...
    8 KB (1,453 words) - 04:30, 5 July 2023
  • Thumbnail for Fred Merkle
    Carl Frederick Rudolf Merkle (also sometimes documented as Frederick Charles Merkle; December 20, 1888 – March 2, 1956), nicknamed "Bonehead", was an...
    12 KB (1,355 words) - 19:33, 14 November 2024
  • Thumbnail for Martin Hellman
    of public-key cryptography in cooperation with Whitfield Diffie and Ralph Merkle. Hellman is a longtime contributor to the computer privacy debate, and...
    16 KB (1,554 words) - 11:50, 7 December 2024
  • academic Marcel-André Casasola Merkle (born 1977), German game designer Ralph Merkle (born 1952), American cryptographer Merkle Wildlife Sanctuary and Visitor's...
    2 KB (291 words) - 13:00, 14 August 2023
  • Thumbnail for Self-replicating machine
    term clanking replicator for such machines) and by Robert Freitas and Ralph Merkle in their review Kinematic Self-Replicating Machines which provided the...
    46 KB (5,299 words) - 15:55, 10 December 2024
  • Thumbnail for Whitfield Diffie
    the pioneers of public-key cryptography along with Martin Hellman and Ralph Merkle. Diffie and Hellman's 1976 paper New Directions in Cryptography introduced...
    28 KB (2,913 words) - 20:53, 7 November 2024
  • Merkle signature scheme, the XMSS, the SPHINCS, and the WOTS schemes. Hash based digital signatures were invented in the late 1970s by Ralph Merkle and...
    62 KB (6,486 words) - 11:44, 12 December 2024
  • Thumbnail for Carol Shaw
    National Museum of Play. Shaw lives in California and has been married to Ralph Merkle, a researcher in cryptography and nanotechnology, since 1983. They are...
    11 KB (1,055 words) - 15:46, 17 December 2024
  • Snefru is a cryptographic hash function invented by Ralph Merkle in 1990 while working at Xerox PARC. The function supports 128-bit and 256-bit output...
    2 KB (241 words) - 12:27, 1 October 2024
  • Thumbnail for Molecular assembler
    Machines (2004) by Robert Freitas and Ralph Merkle. The Nanofactory Collaboration, founded by Freitas and Merkle in 2000, is a focused, ongoing effort...
    23 KB (2,598 words) - 08:54, 7 June 2024
  • Thumbnail for Self-replication
    replicators is very broad. A comprehensive study to date by Robert Freitas and Ralph Merkle has identified 137 design dimensions grouped into a dozen separate categories...
    24 KB (3,008 words) - 02:53, 11 November 2024
  • Thumbnail for Public-key cryptography
    published by Whitfield Diffie and Martin Hellman who, influenced by Ralph Merkle's work on public key distribution, disclosed a method of public key agreement...
    40 KB (4,512 words) - 00:53, 4 December 2024
  • nanotechnology researchers: Feynman, Drexler, and Ralph Merkle are seen among characters of the fresco in Merkle-Hall, where new nanotechnological items are...
    25 KB (3,045 words) - 14:54, 4 December 2024
  • Thumbnail for Key exchange
    exchange (D–H) based on concepts developed by Hellman's PhD student Ralph Merkle. The protocol enables users to securely exchange secret keys even if...
    12 KB (1,397 words) - 04:01, 30 November 2024
  • Thumbnail for Robert Freitas
    published in October 2003 by Landes Bioscience. In 2004, Freitas and Ralph Merkle coauthored and published Kinematic Self-Replicating Machines, a comprehensive...
    8 KB (685 words) - 18:57, 21 December 2024
  • Freitas Jr. Aubrey de Grey Robin Hanson Ray Kurzweil Seth MacFarlane Ralph Merkle Max More David Pearce Martine Rothblatt Anders Sandberg Peter Thiel Edward...
    11 KB (705 words) - 12:45, 6 November 2024
  • In cryptography, Khufu and Khafre are two block ciphers designed by Ralph Merkle in 1989 while working at Xerox's Palo Alto Research Center. Along with...
    9 KB (839 words) - 12:48, 9 June 2024
  • Thumbnail for Molecular nanotechnology
    anything that the laws of nature allow to exist." Drexler's colleague Ralph Merkle has noted that, contrary to widespread legend, Drexler never claimed...
    57 KB (6,622 words) - 15:01, 21 November 2024
  • invention of public key cryptography with collaborators Whitfield Diffie and Ralph Merkle at Stanford University in the mid-1970s. He also relates his subsequent...
    18 KB (1,893 words) - 07:06, 16 October 2024
  • computational complexity theory Merkle–Hellman knapsack cryptosystem – one of the earliest public key cryptosystems invented by Ralph Merkle and Martin Hellman in...
    25 KB (3,791 words) - 21:16, 4 December 2024
  • Thumbnail for One-way compression function
    editor, CRYPTO, volume 435 of LNCS, pages 416–427. Springer, 1989. Ralph Merkle. One way hash functions and DES. In Gilles Brassard, editor, CRYPTO,...
    24 KB (3,977 words) - 03:22, 7 June 2024
  • Seedship Torpor Inducing Transfer Habitat For Human Stasis To Mars "Ralph-Merkle-Interview" (PDF). p. 4. Archived from the original (PDF) on 2006-08-30...
    7 KB (918 words) - 21:47, 22 September 2024
  • Lars Knudsen, Denmark, co-inventor of the Serpent cipher. Ralph Merkle, US, inventor of Merkle trees. Bart Preneel, Belgian, KU Leuven, co-inventor of RIPEMD-160...
    21 KB (2,421 words) - 18:12, 17 August 2024
  • Thumbnail for Cryptography
    Proceedings. 45: 109–112. doi:10.1145/1499799.1499815. S2CID 13210741. Ralph Merkle was working on similar ideas at the time and encountered publication...
    99 KB (10,936 words) - 03:34, 14 December 2024