When a keychain mismatch occurs, the user must change their keychain password to match the password used to log on to the machine.
However, if the warning is cancelled, saved password information will not be available while using the application. If a user clicks Cancel a second time, the message goes away and the application continues to open. If a user clicks cancel, the message will return again. Pic-30(a) below shows a typical keychain request for Safari. The user is able to log onto the machine, but applications that use the keychain system, such as Safari or Outlook, will give the user an error message stating that the application wants to use the “login” keychain. When the password used to log into the machine does not match the current keychain password, the keychain does not unlock for use with password management. However, when a user changes their Domain or Exchange password, or you reset your OS X log in password using OS X system recovery, Keychain does not recognize the change automatically This can be caused by using authentication methods other than the standard OS X local account system.For example, in your Office or University Mac you log in with your Domain or Exchange account credentials. Keychain problems occur when a user’s login password does not match their keychain password.
REPAIR MAC KEYCHAIN ACCESS MAC OS X
This keychain is unlocked automatically when you log in to Mac OS X and is referred to in Keychain Access menus as the “login” keychain. Your default keychain has the same password as your login password.
You start with a single keychain, which is created automatically the first time you log in to your Mac OS X user account.
When you connect to a network server, open an email account, or access any password-protected item that is keychain-aware, your keychain can provide the password to it so you don’t have to type the login password. as part of a restore operation) also causes the keychain to lock and a password is required at next access. Overwriting the file in ~/Library/Keychains/ with a new one (e.g. When locked, the password has to be re-entered next time the keychain is accessed, to unlock it. The keychain can be set to be automatically “locked” if the computer has been idle for a specified time, and can be locked manually from the Keychain Access application. In Mac OS X, keychain files are stored in ~/Library/Keychains/, /Library/Keychains/, and /Network/Library/Keychains/, and the Keychain Access GUI application is located in the Utilities folder in the Applications folder. The default keychain file is the login keychain, typically unlocked on login by the user’s login password, although the password for this keychain can instead be different from a user’s login password, if changed for additional security. Keychain Access is a Mac OS X application that allows the user to access the Keychain and configure its contents, including passwords for websites, web forms, FTP servers, SSH accounts, network shares, wireless networks, encrypted disk images, etc. A keychain can store all your passwords for applications, servers, and websites, or even sensitive information unrelated to your computer, such as credit card numbers or personal identification numbers (PINs) for bank accounts. Only the passwords and Secure Notes are encrypted. The keychain file stores a variety of information including a title, URL, notes and password. However, if you want to prevent unauthorized people from using your MacBook and accessing pages with your personal information, you can disable the AutoFill feature. For example, AutoFill can take care of your user name, password an credit card information when you log in to a site or enter your contact information into a form. If you are using your MacBook for business purposes, you can save time by enabling the Safari Web browser’s AutoFill feature to automatically enter your personal information into Web page forms for you.
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