servers

Email address Spoofing – Someone is Using My address to Send Spam

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You just got a bounce-back email saying that your email didn’t reach the destination because the recipient doesn’t exist. Nothing unusual, this is something that happens to anybody who is using email regularly; except you didn’t send that email. How could this happen? If you are an email server administrator and many of your users get this kind of bounce-back they all start to complain at once, thinking that your server has been hijacked. What can you do to stop this, and how to reassure your users that you haven’t been hijacked?

Browser Auto-config and Wpad deployment

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Using a Proxy Server in your Company’s Network is one of the best decisions you have made. But this decision can bring you some administration overhead if you don’t have an automatic way to provision the browser settings. Fortunately, for Microsoft Operating Systems there is a way to accomplish this. The procedure involves a configuration … Read more

How to Install Squid with Active Directory Authentication on Debian

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Squid is a caching proxy software, licensed under GNU GPL, (free software).
It can help your Organization to reduce bandwidth and improves response times by caching and reusing frequently-requested web pages.
Squid has extensive access controls and if you don’t mind Command Line Interface is not too hard to configure. It runs on most available operating systems including Windows.
The following article is a step by step HOW TO Install Squid on Debian. Most of the steps are easily applicable to any other Linux distribution such as: RedHat, Suse, Ubuntu, etc…