If you want to encrypt user data, you can use Cryptographic File System (CFS) in OpenBSD.

如果希望对用户数据进行加密，那么您可以使用OpenBSD中的加密文件系统(CFS)。

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NetBSD uses the cryptographic device driver (CGD) to implement an encrypted file system with a virtual device.

NetBSD使用加密设备驱动程序 (CGD)通过虚拟设备实现加密的文件系统。

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Encrypted cryptographic key, which need to be saved in the extern media, was encrypted with Password-Based Encryption technology and was saved in the computer file system.

对于系统中需要外在的物理媒介来保存的加密密钥，使用基于口令的加密技术对密钥加密，将密钥保存在计算机文件系统中。

youdao

Encrypted cryptographic key, which need to be saved in the extern media, was encrypted with Password-Based Encryption technology and was saved in the computer file system.

对于系统中需要外在的物理媒介来保存的加密密钥，使用基于口令的加密技术对密钥加密，将密钥保存在计算机文件系统中。

youdao