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Measuring Security IT Success

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In a time where budgets are constrained and Internet threats are on the rise, it is important for organizations to invest in network security applications that will not only provide them with powerful functionality but also a rapid return on investment.

Buffer Overflow Basics

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A buffer overflow occurs when a program or process tries to store more data in a temporary data storage area than it was intended to hold. Since buffers are created to contain a finite amount of data, the extra information can overflow into adjacent buffers, corrupting or overwriting the valid data held in them.

Open Source Tool of March: ZoneMinder

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For January and February, we chose some of the staples of open source security (GnuPG and Nmap) as the tool of the month. And deservedly so; both have just celebrated their ten-year anniversary in the open source realm, a rare feat for any open source project, much less one founded on security.

But for the month of March, we wanted to move ahead and change gears. This month's Open Source Tool is no newbie for sure, but we bet that most of you reading haven't heard of it. While most Linux security tools deal with digital security, this month's tool is one of the few to cross that divide;

Welcome to Zone Minder, the Open Source Tool for March...

Open Source Tool of February: Nmap!

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This February, the team at Linuxsecurity.com has chosen NMAP as the Open Source Security Tool of the Month!

In January, we chose GnuPG in part because it had just celebrated its 10th anniversary. Well, it wasn't alone. As of this past December Nmap ("Network Mapper"), the free and open source utility for network exploration and auditing, celebrated its 10th Anniversary as well! And because of its popularity, chances are very good that you've already used NMAP for quite some time. Even if you have, it's always good to take a look at how it all got started and what it's all about...