So far, however, MD5 collision attacks have not been shown to pose a threat to digest authentication, and the RFC 2617 allows servers to implement mechanisms to detect some collision and replay attacks.
不过，至今为止，MD5 冲突攻击没有被视为对摘要认证的威胁，并且 RFC 2617 允许服务器实现一些机制来检测冲突以及重放攻击。