LinOTP 是一个加强的双因子认证和一次性密码的解决方案。提供 LDAP/AD、SQL 和 文本文件用户数据库，认证模块支持 PAM 和 RADIUS，支持的令牌包括：HMAC-OTP/HOTP (RFC 4226/ OATH compliant), Aladdin eToken PASS, eToken NG-OTP, Safeword Alpine, Google Authenticator, motp, SMS OTP/Mobile TAN, 和一个简单的无需硬件支持的密码令牌。
LinOTP 2.4.4 EE 发布，该企业版改进包括：
adds SMTP SMS gateway support,
authorization based on the authenticating client,
functionality to retrieve OTP values to print One Time Password lists (paper passwords),
improved dynamic token class loading, a test button for SQL Resolver,
SMS OTP tests which can be sent with customized text,
automatic SHA type detection when importing eToken Pass,
Unicode support for SQL and LDAP Resolver,
improved search capabilities in WebUI,
the ability to turn off session protection to ease the use of the API,
improved Oracle support
主页：http://linotp.org/
下载：http://linotp.org/index.php/download
来自:开源中国社区
