cert

type Signature struct {
	// Identity is the identity of the signer.
	Identity []byte
	// Payload is the actual signature value.
	Payload []byte
}

type Signer interface {
	// Sign signs the message and returns the signature.
	Sign(msg []byte) []byte

	// Identity returns the Signer identity.
	Identity() []byte

	// KeyType returns the key type string.
	KeyType() string
}

type Verifier interface {
	// Verify verifies a signature.
	Verify(sig, msg []byte) bool

	// Identity returns the Verifier identity.
	Identity() []byte
}