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

OpenSSH public key parser for Python

Generate a certificate signing request (CSR) in iOS/macOS using Swift

Simple RSA cryptographyc algorithm implementation

Re-key Salt masters and minions

A 100% native C# implementation of TweetNaCl for .NET

Cryptographic signing of your redux (or flux) actions

Terraform module that provisions an SSH TLS Key pair and writes it to SSM Parameter Store

Decentralized Anonymous Messaging System with Economical Incentives

Encrypt and Decrypt message using Ethereum keys.

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

Padded RSA

A simple and secure way of authenticating your RESTful APIs with HMAC keys using Laravel

Multi-platform command-line storage for sensible data in the cloud, able to connect to remote machines and developed for teams.

RSA+AES/RC4+MD5/SHA1+BASE64加密解密。Java及Android平台通用的RSA算法工具类及其例子（敏感信息加密、私钥签名&公钥验签、公钥加密&私钥解密、软件注册码/授权码）

Simple tool to calc Golang module signed tree hash from https://sum.golang.org/lookup/M@V endpoint

Library to convert Ethereum keys with each other.

Golang ecdsa key-pair and bitcoin address

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

Authorization Demo using Auth0 and AWS Cognito

Public/private key encryption/decryption demo using the RSA cryptosystem.

Manage the sshkeys of your company or just your own

Public Key Private Key generator Sample Code

List of public keys

PAM/NSS/sshkey JIT