the Diffie–Hellman key exchange. It was described by Taher Elgamal in 1985. ElGamal encryption is used in the free GNU Privacy Guard software, recent versions...
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Elgamal may refer to: ElGamal encryption, an asymmetric key encryption algorithm for public-key cryptography ElGamal signature scheme, a digital signature...
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variants. The ElGamal signature scheme must not be confused with ElGamal encryption which was also invented by Taher Elgamal. The ElGamal signature scheme...
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IEEE P1363 (redirect from Integer Factorization Encryption Scheme)
Curve Integrated Encryption Scheme): Essentially the "DHAES" variant of ElGamal encryption. IFES-EPOC (Integer Factorization Encryption Scheme, EPOC version)...
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Public-key cryptography (redirect from Asymmetric key encryption algorithm)
been developed to aid in attacking some public key encryption algorithms; both RSA and ElGamal encryption have known attacks that are much faster than the...
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XTR (section XTR ElGamal encryption)
{\displaystyle M} . The here described encryption scheme is based on a common hybrid version of the ElGamal encryption, where the secret key K {\displaystyle...
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decryption. Diffie–Hellman key exchange RSA encryption Rabin cryptosystem Schnorr signature ElGamal encryption Elliptic-curve cryptography Lattice-based...
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probabilistic encryption algorithms include Elgamal, Paillier, and various constructions under the random oracle model, including OAEP. Probabilistic encryption is...
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Homomorphic encryption is a form of encryption that allows computations to be performed on encrypted data without first having to decrypt it. The resulting...
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One-way function (redirect from One-way encryption)
discrete logarithm cryptography are the cyclic groups (Zp)× (e.g. ElGamal encryption, Diffie–Hellman key exchange, and the Digital Signature Algorithm)...
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Diffie–Hellman key exchange (section Encryption)
replay-attacks. ephemeral, static: For example, used in ElGamal encryption or Integrated Encryption Scheme (IES). If used in key agreement it could provide...
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asymmetric-key algorithms include the Cramer–Shoup cryptosystem, ElGamal encryption, and various elliptic curve techniques. A document published in 1997...
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Key encapsulation mechanism (category Public-key encryption schemes)
public-key encryption schemes such as RSAES-PKCS1-v1_5, RSAES-OAEP, and Elgamal encryption are limited to small messages and are almost always used to encrypt...
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Xx messenger (section Encryption protocols)
symmetric encryption. This payload is then encrypted once more for transmission over the mixnet using multi-party ElGamal encryption. The encryption protocols...
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Post-quantum cryptography (redirect from Post-quantum encryption)
used without forward secrecy by creating a variant of the classic ElGamal encryption variant of Diffie-Hellman. The other algorithms in this article, such...
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of the Diffie–Hellman key exchange as well as the security of the ElGamal encryption rely on the hardness of the DDH problem. There are concrete constructions...
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Matthew K. Franklin (2001), and performs probabilistic encryption of arbitrary ciphertexts using an Elgamal-like approach. Though the Boneh-Franklin scheme is...
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CEILIDH (category Public-key encryption schemes)
is the shared secret of Alice and Bob. This scheme is based on the ElGamal encryption. Key Generation Alice chooses a random number a ( mod Φ n ( q )...
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Decision Linear assumption (section Linear encryption)
indistinguishable. Boneh, Boyen, and Shacham define a public key encryption scheme by analogy to ElGamal encryption. In this scheme, a public key is the generators u...
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discrete logarithm cryptography (DLC) are the cyclic groups Zp× (e.g. ElGamal encryption, Diffie–Hellman key exchange, and the Digital Signature Algorithm)...
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Cramer–Shoup cryptosystem (category Public-key encryption schemes)
and Victor Shoup in 1998, it is an extension of the ElGamal cryptosystem. In contrast to ElGamal, which is extremely malleable, Cramer–Shoup adds other...
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Internet. Elgamal's 1985 paper entitled "A Public Key Cryptosystem and A Signature Scheme Based on Discrete Logarithms" proposed the design of the ElGamal discrete...
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Elliptic-curve cryptography (redirect from Parabolic encryption)
modular exponentiation in Galois fields, such as the RSA cryptosystem and ElGamal cryptosystem. Elliptic curves are applicable for key agreement, digital...
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verification is done by mixnet, making use of homomorphic properties and elGamal encryption provided by Douglas Wikström. Universal tally verification is not...
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the Diffie–Hellman key exchange and many of its variants, including ElGamal encryption. In cryptography, for certain groups, it is assumed that the DHP is...
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Threshold cryptosystem (redirect from Threshold encryption)
cryptosystem DSA ElGamal ECDSA (these are used in protecting Bitcoin wallets) Paillier cryptosystem RSA Schnorr signature Broadcast encryption Distributed...
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m_{1}+m_{2}} . In ElGamal and in RSA, one can combine encryptions of m 1 {\displaystyle m_{1}} and m 2 {\displaystyle m_{2}} to obtain a valid encryption of their...
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RSA (cryptosystem) (redirect from RSA encryption)
That system was declassified in 1997. In a public-key cryptosystem, the encryption key is public and distinct from the decryption key, which is kept secret...
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September 2018 Yiannis Tsiounis, Moti Yung: On the Security of ElGamal Based Encryption. Public Key Cryptography 1998 117-134. Lecture Notes in Computer...
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Example signcryption schemes include: Zheng 1997's system based on ElGamal encryption, and the 1998 elliptic curve version. Signcryption is seen[citation...
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