Build a random token from the character sets you enable — lowercase, uppercase, digits, symbols — at any length.
Certificate Format Converter
Convert certificates between PEM and DER, unpack PKCS#7 (.p7b) and PKCS#12 (.p12/.pfx) files, and build a .p12 from a certificate and key.
Passphrase Generator
Make diceware-style passphrases from the 2048-word BIP39 list, with its entropy in bits and a plain-language strength estimate.