Node Javascript Tool to generate, encrypt and decrypt RSA and EC keys formated as PEM / DER

Demonstrates public / private key pairs and signing in a blockchain context. This is part 2 of my Blockchain 101 video explainer.

Express based API for generating RSA-OAEP keys

This tool helps you find patterns in text. It's handy for spotting particular sequences in public keys, making it easier to locate addresses. Plus, it adds a bit of fun to pattern hunting.

Library to convert Ethereum keys with each other.

Amazing Account for nostr

aex256, aex-eax, public key generation, encryption, decryptin in javascript. only a browser is needed

Cryptographic signing of your redux (or flux) actions

Encrypt and Decrypt message using Ethereum keys.

Cryptographic javascript-functions for ethereum and tutorials to use them with web3js and solidity