Welcome to CryptoTools.net! This site contains a suite of cryptographic utilities for convenience that operate entirely on the client side. No calculations take place on the server, nor is any data generated or used here sent to the server.
If you like, you can view our source on GitHub.
Encrypt and decrypt strings using OpenSSL-compatible AES.
Generate an RSA public-private key pair, compatible with OpenSSL.
Derive a shared secret over an insecure channel.
Calculate various hashes, like MD5, SHA-256, the SHA-3 family, and others.
Like the hash calculator, but with a secret.
RFC 6238-compatible time-based one-time password calculator and QR code generator, compatible with Google Authenticator, Authy, and others.