* It includes a various cryptographic algorithms, formats, and protocols such as SSL and TLS. * It provides useful tools such TLS, X.509 certificates, ECDSA, AES, GCM, ChaCha20Poly1305, and bcrypt. * Include variety crypto algorithms of different uses. * The library can also be built into a single-file amalgamation for easy inclusion into external build systems. * In addition to C++, botan has a C89 API specifically designed to be easy to call from other languages. A Python binding using ctypes is included.

* Contains within linux kernel module * Exact simulation of the /dev/crypto interface * Support for all major cipher algorithms * Support for all major hash algorithms * Support for additional features to optimize TLS and SRTP protocols * Support for AEAD ciphers * Asynchronous and synchronous interfaces