The analysis indicates that the encryption algorithm not only can effectively resist cipher-text-only attack but also chosen-plaintext attack.

分析表明，该文所设计的加密算法不但能抵抗唯密文攻击，而且能有效地抵抗选择明文攻击。

youdao

But it still has some security hidden troubles, for instance: replay attack, password guessing, inter-session chosen plaintext attacks.

但仍存在一些隐患，例如：重放攻击、密码猜测、会话中选择明文攻击等等。

youdao