  - **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
