During the weekends, i normally check gurkulindia.com’s security analysis report. And this is the time where my sysadmin mind starts thinking like a security admin, just to understand  the risks that my website having now. I know most of us will think about security during our day to day system admin operations, and many times it happens that we do involve in a security fix as part of some security audit.

One interesting thing here is, only few of system admins know about the actual security problems that they are fixing but the rest will just involve in the fixing without having any clue about the problem.

In this post, I am trying to explain few common security threats and vulnerabilities for a little awareness to the sysadmins. 

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The first use of the term “computer virus,” occurred 40 years ago in Venture Magazine, in a science fiction story by Gregory Benford, involving computer code and a corresponding vaccine program.a Benford’s friend, David Gerrold, later incorporated these ideas into his novel, When HARLIE Was One.

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