如果他这么干，则序列号一定和我们所期待的不一样，这就保护了我们不受攻击者们扔消息的攻击。

If this occurred, the sequence Numbers would definitely be different than what we expected. This also protects us from an attacker dropping a message.

youdao

如果他这么干，则序列号一定和我们所期待的不一样，这就保护了我们不受攻击者们扔消息的攻击。

If this occurred, the sequence Numbers would definitely be different than what we expected. This also protects us from an attacker dropping a message.

youdao