Category: Linux

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Unix Set or Change User Password

passwd command is used in  Linux and UNIX to change user password. The passwd is used to update a user authentication token (password) stored in shadow file. The passwd changes passwords for user and...

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How to set Firewall Rule in Linux?

Iptables is used to set up, maintain, and inspect the tables of IP packet filter rules in the Linux kernel. Several different tables may be defined. Each table contains a number of built-in chains...