The ‘/etc/shadow‘ file in Linux contains password and password related information of users listed in the /etc/passwd file.
An entry in /etc/shadow file contains nine entries/fields and looks like:
a:b:c:d:e:f:g:h:i
a → Username
The user name of whose the entry contains the password details.
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The ‘/etc/passwd‘ file in Linux contains user and user related information.
An entry in /etc/passwd file contains seven entries/fields and looks like:
a:b:c:d:e:f:g
a → Username
username is between 1 and 32 characters in length.
b → Password
an ‘x‘ character indicates that encrypted password is stored in /etc/shadow file.
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Mobile and Internet communications have made our life a lot easier but at the same time it has also put our privacy vulnerable. Protecting the information online is one of the major challenge that we all face today. The goal has become to access everything without revealing anything. When it comes to privacy, almost no one can be trusted. There is even a possibility that out ISP provider or our VPN service provider is maintaining a log for everything that we do online and keeping a track on us and there is good chance that we are not aware of it.
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