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searching for Chaum 28 found (676 total)

alternate case: chaum

Mix network (2,672 words) [view diff] exact match in snippet view article find links to article

weaker adversaries. The concept of mix networks was first described by David Chaum in 1981. Applications that are based on this concept include anonymous remailers

David Chaum (3,230 words) [view diff] exact match in snippet view article find links to article

David Lee Chaum (born 1955) is an American computer scientist, cryptographer, and inventor. He is known as a pioneer in cryptography and privacy-preserving

Ecash (917 words) [view diff] exact match in snippet view article find links to article

Ecash was conceived by David Chaum as an anonymous cryptographic electronic money or electronic cash system in 1982. It was realized through his corporation

Blind signature (1,535 words) [view diff] exact match in snippet view article find links to article

In cryptography a blind signature, as introduced by David Chaum, is a form of digital signature in which the content of a message is disguised (blinded)

Saint-Romain-Lachalm (246 words) [view diff] exact match in snippet view article find links to article

combined with Lachalm referring to the abundance of thatched roofs (la chaum, thatched roof). Notable sights include the church, the chateau (privately

DigiCash (584 words) [view diff] exact match in snippet view article find links to article

DigiCash Inc. was an electronic money corporation founded by David Chaum in 1989. DigiCash transactions were unique in that they were anonymous due to

Dining cryptographers problem (2,131 words) [view diff] exact match in snippet view article find links to article

perform a secure multi-party computation of the boolean-XOR function. David Chaum first proposed this problem in the early 1980s and used it as an illustrative

International Association for Cryptologic Research (1,420 words) [view diff] exact match in snippet view article find links to article

cryptology and related fields. The IACR was organized at the initiative of David Chaum at the CRYPTO '82 conference. The IACR organizes and sponsors three annual

Scantegrity (1,085 words) [view diff] exact match in snippet view article find links to article

system was developed by a team of researchers including cryptographers David Chaum and Ron Rivest. Optical scan voting systems produce an electronic tally

Amos Fiat (900 words) [view diff] exact match in snippet view article find links to article

identification protocols into signature schemes) and his work with David Chaum and Moni Naor on electronic money, used as the basis for the ecash system

Decentralized computing (856 words) [view diff] exact match in snippet view article find links to article

Trusted by Mutually Suspicious Groups. Chaum proposed an electronic payment system called Ecash in 1982. Chaum's company DigiCash implemented this system

Punchscan (1,673 words) [view diff] exact match in snippet view article find links to article

is an optical scan vote counting system invented by cryptographer David Chaum. Punchscan is designed to offer integrity, privacy, and transparency. The

Undeniable signature (912 words) [view diff] exact match in snippet view article find links to article

devalue the signature in the eyes of the verifier. It was invented by David Chaum and Hans van Antwerpen in 1989. In this scheme, a signer possessing a private

Pseudonymous remailer (621 words) [view diff] exact match in snippet view article find links to article

illegal means. This form of pseudonymous remailer is no longer common. David Chaum wrote an article in 1981 that described many of the features present in

Digital credential (2,457 words) [view diff] exact match in snippet view article find links to article

The original system of anonymous credentials, initially proposed by David Chaum is sometimes referred to as a pseudonym system. This nomenclature arises

Adam Back (827 words) [view diff] exact match in snippet view article find links to article

is a pioneer of early digital asset research similar to Wei Dai, David Chaum, and Hal Finney. In 1997, Back invented Hashcash. A similar system is used

Secure multi-party computation (5,864 words) [view diff] exact match in snippet view article find links to article

Michael Ben-Or, Shafi Goldwasser and Avi Wigderson, and independently David Chaum, Claude Crépeau, and Ivan Damgård, had published papers showing "how to

Commitment scheme (7,699 words) [view diff] exact match in snippet view article find links to article

commitment schemes was perhaps first formalized by Gilles Brassard, David Chaum, and Claude Crépeau in 1988, as part of various zero-knowledge protocols

Financial cryptography (546 words) [view diff] exact match in snippet view article find links to article

disciplines. Cryptographers think the field originated from the work of Dr David Chaum who invented the blind signature. The blind signature is a special form

Moni Naor (678 words) [view diff] exact match in snippet view article find links to article

Lotspiech, Revocation and Tracing Schemes for Stateless Receivers. David Chaum, Amos Fiat and Moni Naor, Untraceable Electronic Cash, 1990. Amos Fiat and

Publicly Verifiable Secret Sharing (994 words) [view diff] exact match in snippet view article find links to article

1 s 1 h 2 s 2 {\displaystyle t_{2}=Y^{c}h_{1}^{s_{1}}h_{2}^{s_{2}}} The Chaum-Pedersen protocol is an interactive method and needs some modification to

PayCash (217 words) [view diff] exact match in snippet view article find links to article

system is based on the technology proposed in the eighties by Dutch David Chaum. PayCash is developed by CJSC "Processing Technologies" and JSC «Aerospace

End-to-end auditable voting systems (2,655 words) [view diff] exact match in snippet view article find links to article

pointed out that there are issues with both of the Chaum and VoteHere cryptographic solutions. Chaum's team subsequently developed Punchscan, which has

Group signature (1,057 words) [view diff] exact match in snippet view article find links to article

message on behalf of the group. The concept was first introduced by David Chaum and Eugene van Heyst in 1991. For example, a group signature scheme could

Kleptography (1,088 words) [view diff] exact match in snippet view article find links to article

G. J. (1984). "The Prisoners' Problem and the Subliminal Channel". In Chaum, D. (ed.). Proceedings of Crypto '83. Plenum Press. pp. 51–67. doi:10

Centrum Wiskunde & Informatica (1,386 words) [view diff] exact match in snippet view article find links to article

the CWI. 1990: DigiCash, an electronic money corporation founded by David Chaum. 1994: NLnet, an Internet Service Provider. 1994: General Design / Satama

Anonymity (6,075 words) [view diff] exact match in snippet view article find links to article

Berkeley, Chaum predicted the world in which computer networks would make mass surveillance a possibility. As Dr. Joss Wright explains: "David Chaum was very

Xx messenger (574 words) [view diff] exact match in snippet view article find links to article

version of xx messenger was first presented on January 6, 2016 by David Chaum at the Real World Crypto conference with the stated goal of demonstrating