100 TIPS TRIKS LINUX

A computer only needs one operating system to work. But what if you just want to try out a new system? Do you need to forget about the old one and erase your hard drive? No, you can have as many operating systems on your computer as you wish.

Linux requires 2 partitions to work. Partitions are sections of the hard drive. When you install Linux, it will provide a program called fdisk or disk druid allowing you to create the needed partitions. The main problems people have is that they don't have empty partitions to use for Linux, and they don't want to erase the current Windows or DOS partition. The trick is to resize your current partition to create empty space. Then you will be able to make the partitions needed by Linux to install properly.

Fdisk doesn't allow you to resize a partition. You will need to use another program to do the job, before using fdisk to create the Linux partitions. A very popular commercial product to do this is Partition Magic from powerquest

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Linux - Administrator's Security Guide

Are you protecting data (proprietary, confidential or otherwise), are you trying to keep certain services up (your mail server, www server, etc.), do you simply want to protect the physical hardware from damage? What are you protecting it against? Malicious damage (8 Sun Enterprise 10000's), deletion (survey data, your mom's recipe collection), changes (a hospital with medical records, a bank), exposure (confidential internal communications concerning the lawsuit, plans to sell cocaine to unwed mothers), and so on. What are the chances of a “bad” event happening, network probes (happens to me daily), physical intrusion (hasn’t happened to me yet), social engineering (“Hi, this is Bob from IT, I need your password so we can reset it… .”).

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