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Sefik Ilkin Serengil

Code wins arguments

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Category: Cryptography

Elliptic Curve ElGamal Encryption

We often use elliptic curves for public key cryptography tasks such as key exchange and digital signature tasks. Because these … More

el gamal, elliptic curve, homomorphic, public key, symmetric encryption

Official Guide To Fermat’s Little Theorem

Fermat’s Little Theorem states that ap – a is divisible without remainder if p is a prime, and a is … More

fermat, induction

The Math Behind RSA Algorithm

RSA is still the most common public key algorithm in cryptography world. Even though, applying the algorithm is very easy, … More

crypto, euler, fermat, rsa

Unofficial Guide to Fermat’s Little Theorem

Fermat contributes construction of modern math with well known theorems. Today, we are going to mention the little one. This is … More

fermat, rsa

A Step By Step Bitcoin Address Example

A money transfer transaction must include sender and receiver account information and transaction amount. On the other hand, a bitcoin … More

bitcoin, blockchain, elliptic curve, python

Solving Elliptic Curve Discrete Logarithm Problem

Elliptic curve cryptography is powerful. Calculating public key from known private key and base point can be handled easily. On … More

bitcoin, blockchain, discrete logarithm, elliptic curve

Counting Points on Elliptic Curves over Finite Field: Order of Elliptic Curve Group

ECDSA enables to produce signatures faster. Besides, its both signatures and keys are much smaller than adopted alternative options offering … More

bitcoin, elliptic curve, python

Elegant Signatures with Elliptic Curve Cryptography

Elegance is the only beauty that never fades. This is a loving Audrey Hepburn quote. I struggle to adapt this … More

audrey hepburn, bitcoin, elliptic curve, Java, marilyn monroe, python

New Generation Cryptocurrency

The British newspaper announced that a man who bought 27$ of bitcoin in 2009 would recall this investment in 2013 … More

altcoin, bitcoin, cryptocurrency

Signing Contents Digitally: An Email Implementation

“I was happy when I design my own signature. Also, deciding to put my signature under this job makes me … More

crypto, hash, Java, md5, public key, rsa, sha

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