How to Auto-Unlock Keyring in Ubuntu 12.04, 12.10

One of the benefits of using Ubuntu OS is it comes with build-in security/safety/privacy feature. One of this feature is a keyring manager application that stores and manage your password for your credentials. This feature is really useful to keep your credentials safe and no one can unlock them, except you of course, even if…

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The /etc/passwd File Format

The /etc/passwd file stores essential information, which is required during login i.e. user account information. /etc/passwd is a text file, that contains a list of the system’s accounts, giving for each account some useful information like user ID, group ID, home directory, shell, etc. It should have general read permission as many utilities, like lsuse…

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