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Forum: Security

Post here for help with Linux security issues: antivirus, firewalls, encryption, vulnerabilities, etc

  1. Sticky Thread Sticky: A short guide to Linux security

    Here at we are often asked about the potential threat of a virus or malware attack. This short guide is designed to answer some of...

    Started by fingal, 02-25-2006
    • Replies: 1
    • Views: 52,836
    01-11-2010 Go to last post
  1. Password security?

    I'm trying to figure out the best way to update my passwords, but can't think of any one-hundred percent safe way to do so, as far as keeping my...

    Started by arinlares, 10-24-2009
    • Replies: 2
    • Views: 745
    10-24-2009 Go to last post
  2. Encrypt root partition

    Hello. I am currently trying to modify a Linux ( - Mepis 8 - ) installer so that it encrypts the root partition too. I found some tutorials on...

    Started by RFahy, 07-05-2009
    • Replies: 2
    • Views: 1,693
    10-23-2009 Go to last post
  3. have I been attacked with Javascript?

    Hello all, I've been having some issues with the computer and today i was looking at the source for in my browser, and it came out to 4...

    Started by muton, 10-18-2009
    • Replies: 4
    • Views: 3,012
    10-19-2009 Go to last post
  4. defeating nmap -PN

    I've discovered that even if you block tcp/udp/icmp input and output to and from a host you can still port scan that host and find out it's open...

    Started by muton, 10-14-2009
    • Replies: 2
    • Views: 2,181
    10-18-2009 Go to last post
  5. Lightbulb Alternative to the script command ... ???

    Hi, We are wanting to have some sort of a Linux/UNIX evaluation and want to be able to trap commands ran by the prospective candidate? We've...

    Started by newbie_01, 10-12-2009
    • Replies: 1
    • Views: 1,728
    10-12-2009 Go to last post
  6. [SOLVED] NFS security

    Hello, I am interested in any documentation, links etc about NFS security also any tools, examples of commands to test vulnerability of my NFS...

    Started by ursusca, 10-05-2009
    • Replies: 4
    • Views: 1,362
    10-11-2009 Go to last post
  7. iptables: block specific continents

    I'm looking for a way to block certain areas from accessing my machine. My logs filled with attacks from Asia and the US mainly, and I have...

    Started by Freston, 12-13-2008
    2 Pages
    1 2
    • Replies: 15
    • Views: 7,668
    10-10-2009 Go to last post
  8. Pwned! A little help with identifying how?

    I totally asked for this. My fault. I'm running an ancient web server and haven't checked vulnerabilities for years. I'm quite curious to know how...

    Started by throes, 10-07-2009
    • Replies: 5
    • Views: 2,156
    10-09-2009 Go to last post
  9. Question pam_ssh searching private key on a LDAP server

    Hello everybody, First of all, sorry if this was not the proper forum to ask this question (I hesitated among this and the "networking" one) or if...

    Started by caveden, 10-06-2009
    • Replies: 0
    • Views: 1,135
    10-06-2009 Go to last post
  10. Penetration test

    Hi friends I want to make a penetration test for servers in my network, The most servers OS's are Linux and some are Windows servers and Solaris,...

    Started by reakyrok, 06-21-2009
    • Replies: 5
    • Views: 1,767
    09-29-2009 Go to last post
  11. Cross referencing OSVDB id and Linux distro

    Is there a way to see if a certain Linux distro release has fixed certain OSVDB id's? For example, I would like to see if CentOS 5.3 is vulernable to...

    Started by br0ken, 09-19-2009
    • Replies: 2
    • Views: 1,081
    09-27-2009 Go to last post
  12. Guarddog

    Guard dog is a great program. But can I give some applications "trusted" status? Like bittorrent. It uses many random ports as evidenced by my syslog...

    Started by ZakaqerE, 01-24-2007
    • Replies: 1
    • Views: 1,238
    09-11-2009 Go to last post
  13. Antivirus

    What antivirus software works on linux?

    Started by MattS, 09-04-2009
    • Replies: 4
    • Views: 970
    09-11-2009 Go to last post
  14. sources.list security conflicts - which sources?

    Hey everyone. I have the default sources in my sources.list; however, after reading a few guides I added a few sources to the file, including a...

    Started by rma88, 09-10-2009
    • Replies: 1
    • Views: 2,175
    09-10-2009 Go to last post
  15. Apache got hacked. Need help

    Ok here is a snippet of my ps -AH x root 8769 0.0 0.3 201012 11508 ? Ss Jul22 12:18 /usr/sbin/apache2 -k start www-data 12996 ...

    Started by immigrant, 09-07-2009
    • Replies: 6
    • Views: 2,788
    09-09-2009 Go to last post
  16. Spyware in Ubuntu?

    I went to a web site today that obviously tied to install some sort of spyware. The computer appeared to go to "My computer" and said that Windows...

    Started by dave104, 09-06-2009
    • Replies: 5
    • Views: 7,392
    09-07-2009 Go to last post
  17. Unhappy Port 2128 backdoor?

    One of the routine checkers (rkhunter) in our systems reported a warning for a backdoor on port tcp 2128, which in subsequent checks disappeared....

    Started by saverio_miroddi, 08-21-2009
    • Replies: 3
    • Views: 2,203
    09-01-2009 Go to last post
  18. earlybird worm detection system - doubts

    hi... I've planned to implement the early bird worm detection engine....... But not sure if it has been implemented already.. And i want to know...

    Started by kavitha_sujatha, 08-27-2009
    • Replies: 3
    • Views: 901
    09-01-2009 Go to last post
  19. Strange External links to my site

    Strange External links shown on stat what they really mean?

    Started by Lakshmipathi, 08-26-2009
    • Replies: 7
    • Views: 1,235
    08-27-2009 Go to last post
  20. need help completing this

    Hi everyone. Recently in my tinkering adventures I decided to see if I could come up with outside the box security measures for my computer. What...

    Started by TheShabz, 08-24-2009
    • Replies: 4
    • Views: 634
    08-25-2009 Go to last post

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