这只说明了程序检查某种情形是否可行，然后稍后使用那一信息，但是攻击者可能会在这两个步骤之间改变该情形。

This just means that the program checked if a situation was OK, then later used that information, but an attacker can change the situation between those two steps.

youdao

以一个攻击者的角度进行思考是防护代码的下一个步骤。

Thinking like a cracker is the next step in defending your code.

youdao

系统被破坏后，攻击者将实施以下任一步骤——收集数据或破坏另一个系统。

With the system compromised, the attacker carries out whatever the next step may be-whether it's to gather data or compromise another system.

youdao