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Tuesday, September 15, 2009

ECC Cryptography

elliptic curves cryptosystem or shortened by the ECC, is one of the asymmetric cryptographic system that uses the discrete logarithm problem (the discrete logarithm problem). Structure of elliptic curves are used as mathematical operations group to establish a process of encryption and description

In 1985, Neil Koblitz and Victor Miller independently introducing Elliptic Curves Cryptosystem - ECC which uses the discrete logarithm problem at the points elliptic curve called ECDLP (Elliptic Curves Discrete Logarithm Problem). This Criptosystem ellipse curve can be used in any purposes such as:
Scheme encryption (ElGamal ECC)
• Digital Signature (ECDSA - Elliptic Curves Digital Signature)
• key exchange protocol (Diffie Hellman ECC)

Elliptic Curves Cryptosystem using discrete logarithm problem in elliptic curve using elliptic curve groups. Structure of elliptic curves are used as mathematical operations group to establish a process of encryption and description. This method causes difficulties to calculate k given Q and P, where Q = k P.

for example calculate the ECC, awaiting the next blog :)

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