This repository contains Go packages related to cryptographic standards that are not included in the Go standard library. These include: * [SIV mode][siv], which provides deterministic encryption with authentication. * [CMAC][cmac], a message authentication system used by SIV mode. [siv]: https://godoc.org/github.com/jacobsa/crypto/siv [cmac]: https://godoc.org/github.com/jacobsa/crypto/cmac