1. Do not allow direct root/administrator login 2. Make sure passwords are secure and changed regularly (by force if necessary) 3. Use a network firewall, such as APF 4. Use an application firewall, such as ModSecurity 5. Chroot all non-root users to keep them out of system directories 6. Use …
July, 2010
June, 2010
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9 June
Thousands of Fake YouTube Pages Deliver Malware
Want to see a revealing video about the Gulf oil spill or the NBA Finals? Apparently thousands of Web users do, and many of them are being lured to video sites that look just like Google’s YouTube. But rather than playing the videos immediately, clicking “play” prompts the user to …
May, 2010
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4 May
MailScanner: Anti-Virus and Anti-Spam Filter
As the name implies, MailScanner scans incoming mail sent to users on a server and flags them, and handles them according to the server administrators configurations. It is one of the most popular virus/spam filters It is written in Perl and links with other packages in order to accomplish its …
April, 2010
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22 April
Is a router firewall enough to protect my server?
Many web hosting providers and dedicated server data centers will provide router-level firewalls for their customers, mainly as a precaution to protect their infrastructure. A bot, virus, or other form of malware that gets into a single network can spread from server-to-server very quickly. On some home networks, a router …