• PEM public: (*.pem) Text format of the public key in one PEM file

  • PEM private: (*.pem) Unencrypted private key in text format

  • PEM encrypted: (*.pem) OpenSSL specific encrypted private key in text format

  • SSH2 private: (*.priv) Unencrypted private key in text format

  • SSH2 public: (*.pub) The public key encoded in SSH2 format

  • DER public: (*.der) Binary DER format of the public key

  • DER private: (*.der) Unencrypted private key in binary DER format

  • PVK private: (*.pvk) Private key in Microsoft PVK format not encrypted

  • PKCS #8 encrypted: (*.pk8) Encrypted private key in PKCS#8 text format

  • PKCS #8: (*.pk8) Unencrypted private key in PKCS#8 text format

  • JSON Web Key private: (*.jwk) Unencrypted private key in JSON Web Key format

  • JSON Web Key public: (*.jwk) Public key in JSON Web Key format