An experimental Pairing-based cryptography in Java

SecureYAC is a messaging application with a focus on encryption and security created as a final-year project.

Simple tools for security.

App to test implementation of elliptic curve chiffre Diffie-Hellman key exchange.

Diffie–Hellman key exchange. An approach to public-key cryptography based on the algebraic structure of elliptic curves over finite fields.

A SunEC reimplementation

The Cryptography and Algebra Structures Java Library of University of Lleida

a fast big integer compute library

Useful tools written with java. Includes ecdsa, sm2, sm3, encryption, excel reader, http(s) client and server etc.

Elliptic Curve Diffie Hellman Key Exchange over HTTP on Android

A simple java implementation of elliptic curves for educational purposes

Math library, written in Java.

A Java implementation of public-key asymmetric Elliptic Curve Cryptography arithmetic to facilitate Eliptic Curve Deffie-Hellmann key exchange, and to issue and verify digital signatures using ECDSA.

Tester of Eliptic curves support on smartcards with JavaCard platform

Artifacts for the "Fooling primality tests on smartcards" paper at ESORICS 2020

Java-based implementation of Bitcoin internals

The Mifare Classic EV1 tags provide an originality signature to proof that the NFC tag is genuine. The app is showing how to obtain the signature from the tag and verify the signature.

A synthetic Kotlin implementation of Curve25519. A fast Elliptic-curve Diffie-Hellman with Edwards curve Digital Signature Algorithm VRF support backed by Java code ported from C.

This is a sample implementation for Elliptic Curve Cryptography ElGamal (ECCEG) algorithm.

ECDSA written with java, secp192k1, secp192r1, secp224k1,secp224r1,secp256k1,etc.