Mac OS X Keychain File is used by Apple’s Keychain application to store a user’s encrypted password and provides for automatic login to websites or network resources. Files can only be opened by the Apple Keychain application. Information is only stored in Keychain if users have selected the option in the operating system preferences.
Vicky
Apple’s Key chain application used this Mac OS X Keychain File for storing encrypted password created by user.
eAnswers Team
Mac OS X Keychain File is used by Apple’s Keychain application to store a user’s encrypted password and provides for automatic login to websites or network resources. Files can only be opened by the Apple Keychain application. Information is only stored in Keychain if users have selected the option in the operating system preferences.
To know more :- http://www.softango.com/extensions/keychain