关于这个选项的解释:
Check this option to encrypt files for transfer and to store files from this backup selection in an encrypted format in the Network User Data Folder.
This affects files transmitted and stored after this feature is activated. Previously stored files will not be encrypted.
The AES (Advanced Encryption Standard) and a 128 bit key length are used. If enabled, versions are stored unencrypted in the Desktop User Data Folder, and encrypted in the Network User Data Folder. Files transferred over the network are encrypted.
AES加密,服务器和传输加密,用户本地不加密。