NewSigningWriteCloser returns an io.WriteCloser that writes data along with an appropriate signature that establishes the integrity and authenticity of the data.

NewVerifyingReader returns an io.Reader that ensures that all data returned by Read calls was written using a NewSigningWriter (by a principal possessing a signer corresponding to the provided public key), and has not been modified since (ensuring integrity and authenticity of data).

Options specifies parameters to tune a SigningWriteCloser.

Type definitions ================.

Signer is the interface for digital signature operations used by NewSigningWriteCloser.