CSP layer provides briefness and wieldy function library for trader doing encrypt integration.

CSP层，即抽象设备层，其为加服务集成商提供简单、易用接口函数库。

That it is using secure, encrypted network connectivity tools instead of telnet, ftp, rlogin, rsh and rcp tools.

它用安全、加网络连接工具代替了 telnet、ftp、 rlogin、rsh 和 rcp 工具。