|| SSL加密库 CyaSSL。CyaSSL 软件包是一个快速的、具有双协议实现的 SSL ，主要适用嵌入式的设备。它包含一个 SSL 的客户端和服务器端的时间，支持兼容 OpenSSL 的多个 API 方法，支持 TLS 1.1 以及 AES, 3DES, RC4, HC-128, and RABBIT 等加密方法。
CyaSSL (or yet another SSL) is a small, portable, embedded SSL programming library targeted for use by embedded systems developers. It is an open source implementation of SSL (SSL 3, TLS 1.0, 1.1, 1.2, and DTLS) built in the C language. It includes SSL client libraries and an SSL server implementation as well as support for multiple APIs, including those defined by SSL and TLS. CyaSSL also includes an OpenSSL compatibility interface with the most commonly used OpenSSL functions.