执行维护的页面应该有口令保护。
The pages to perform the maintenance should be password protected.
你能够压缩和减压文件，和口令保护你的数据库。
You can compress and decompress files, and password protect your database.
口令保护机制是绝大多数计算机及网络安全管理中的重要一环。
Password plays an important part in security management for most computers and networks.
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