这意味着，如果一个用户提交一个含有已用过的密钥的表单，则该表单提交操作将被视为无效。

This means that if a user submits a form with a key that has already been used, the form submission will be considered invalid.

youdao

如果试图访问数据时无法读取数据，原因之一是解密密钥无效，原因之二是遭服务器拒绝，因为此提供商使用的是自己的加密算法。

If you can't read the data when you have accessed it, the decryption keys are corrupted, or the server rejects it because the vendor is using its own encryption algorithm.

youdao

此折衷密钥列表的格式无效。

The Compromised Key List has an invalid format.

youdao