A PublicKey describes a public key.

JSON representation
  "key": string,
  "format": enum (KeyFormat)

string (bytes format)

Required. A public key. The padding and encoding must match with the KeyFormat value specified for the format field.

A base64-encoded string.


enum (KeyFormat)

Required. The format of the public key.


Types of public keys formats that are supported. Currently, only PEM format is supported.

KEY_FORMAT_UNSPECIFIED Default unspecified value.
PEM The key is PEM-encoded as defined in RFC 7468. It can be any of the following: a PEM-encoded PKCS#1/RFC 3447 RSAPublicKey structure, an RFC 5280 SubjectPublicKeyInfo or a PEM-encoded X.509 certificate signing request (CSR). If a SubjectPublicKeyInfo is specified, it can contain a A PEM-encoded PKCS#1/RFC 3447 RSAPublicKey or a NIST P-256/secp256r1/prime256v1 or P-384 key. If a CSR is specified, it will used solely for the purpose of extracting the public key. When generated by the service, it will always be an RFC 5280 SubjectPublicKeyInfo structure containing an algorithm identifier and a key.