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Sefik Ilkin Serengil

Code wins arguments

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Category: Cryptography

Exchanging Encrypted Mails

2016 released Snowden is a biographical movie fictionalised life story of Former NSA employee Edward Snowden. The movie reveals illegal surveillance techniques of the government organization. Also, … More

aes, crypto, email, Java, rsa, snowden

Protecting Java Codes: Encrypted Class Loader

Cloud services are adopted by both start-ups and enterprises in recent years. However, it comes security issues. At this point, … More

a beautiful mind, aes, crypto, Java

Key Exchange: From Carrying Handcuffed Briefcases To Modern Cryptosystems

You should be familiar to handcuffed briefcases in spy movies. Most probably, shared secret key is in the briefcase and the … More

diffie hellman, elliptic curve, key exchange, python

Double and Add Method

Computing a new point on an elliptic curve Q = kP for given k and P could be performed by combination … More

addition law, binary method, double and add method, elliptic curve, Java

The Math Behind Elliptic Curves in Koblitz Form

In the previous post, we’ve mention the math behind addition law for elliptic curves over Galois Field GF(p) – prime … More

addition law, binary field, elliptic curve, koblitz

The Math Behind Elliptic Curves in Weierstrass Form

The most of cryptography resources mention elliptic curve cryptography, but they often ignore the math behind elliptic curve cryptography and … More

addition law, bitcoin, elliptic curve, prime field, weierstrass

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