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Dilithium is a digital signature algorithm based which uses the FIat-Shamir with aborts technique based on the Decisional Compact Knapsack (DCK) and Short Integer Solution (SIS) problems in module lat…
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In cryptography, a discrete logarithm is the number of times a generator of a group must be multiplied by itself to produce a known number. By choosing certain groups, the task of finding a discrete l…
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Disk encryption protects information by encrypting every byte that is written to a HD or virtual disk volume.
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A distinguisher describes an adversary's advantage. In cryptography, an adversary's advantage is a measure of how successfully it can attack a cryptographic algorithm, by distinguishing it from an ide…
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Domain parameters are a set of parameters, usually large integers, that define the characteristics and bounds of a domain. They are for instance used for Diffie-Hellman calculations and Elliptic Curve…
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A DPA (or differential power analysis) is a cryptanalysis method based on analysis of the correlation between the power consumption of a chip (in a smart card for example) and the secret key it contai…
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The Digital Signature Algorithm (DSA) is a United States Federal Government standard or FIPS for digital signatures. It was proposed by the National Institute of Standards and Technology (NIST) in Aug…
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Dual-ec-drbg is short for Dual Elliptic Curve Deterministic Random Bit Generator; a pseudorandom number generator based on the elliptic curve discrete logarithm problem.
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E0 is a stream cipher used in the Bluetooth protocol.
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An authenticated encryption mode of operation for a block cipher, based on the CTR mode and the OMAC/CMAC MAC algorithm.
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Electronic Code Book (ECB) is a mode of operation for a block cipher, with the characteristic that each possible block of plaintext has a defined corresponding ciphertext value and vice versa.
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Elliptic Curve Integrated Encryption Scheme (ECIES) is a public key encryption system proposed by Victor Shoup in 2001. It uses hybrid cryptography using ephemeral-static Diffie-Hellman together with …
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The Elliptic Curve Menezes-Qu-Vanstone scheme (ECMQV) is a key agreement scheme based on ECC. It's not nearly as common as ECDH, perhaps because some of it was patented by Certicom.
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Ed25519 is an algorithm for producing digital signatures. The algorithm is based on Edwards curves introduced by Bernstein et al. (2007) and named after mathematician Harold M. Edwards.
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In cryptography, Curve448 or Curve448-Goldilocks is an elliptic curve potentially offering 224 bits of security and designed for use with the elliptic-curve Diffie–Hellman (ECDH) key agreement scheme.
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In public-key cryptography, Edwards-curve Digital Signature Algorithm (EdDSA) is a digital signature scheme using a variant of Schnorr signature based on twisted Edwards curves. It is designed to be f…
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Questions related to the teaching and learning of cryptography.
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ElGamal is a public key encryption scheme with security based on the discrete logarithm problem.
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A digital signature scheme based on the discrete logarithm problem, published by Taher ElGamal in 1984. Not to be confused with the ElGamal encryption system.
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ECC is an approach to public-key cryptography based on the algebraic structure of elliptic curves over finite fields. ECC allows smaller keys compared to non-EC cryptography (based on plain Galois fie…
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