keychain文件怎么看，keychain文件怎么打开？
.keychain
文件类型：Mac OS X Keychain File
扩展名为.keychain的文件是一个设置文件。文件说明：
Keychain file created by Apple Keychain, a program bundled with Mac OS X that stores authentication information; contains an encrypted collection of resource authentication data, such as passwords, certificates, and private keys.KEYCHAIN files are used to automatically authenticate users after they have checked the option to remember authentication information; they are used for websites, SSH accounts, FTP files, and wireless networks.
KEYCHAIN files are commonly found with the name login.keychain..keychain
打开.keychain文件
Mac OS
Apple KeychainWindows
Linux
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来源：.keychain文件