chachaPoly

const (
	// KeyLength is the size of the key used by this AEAD, in bytes.
	KeyLength = 32

	// NonceLength is the size of the nonce used with the standard variant of this
	// AEAD, in bytes.
	//
	// Note that this is too short to be safely generated at random if the same
	// key is reused more than 2³² times.
	NonceLength = 12

	// Overhead is the size of the Poly1305 authentication tag, and the
	// difference between a ciphertext length and its plaintext.
	Overhead = 16
)