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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: 67,624
    01-11-2010 Go to last post
  1. File Permission

    I have a senario. Is it possible? Senario is as below: Suppose I have a folder /submit and 2 OS users usr1 & usr2. Now both the users have created...

    Started by syscon, 11-08-2011
    • Replies: 2
    • Views: 777
    11-09-2011 Go to last post
  2. Iceape

    Recently I encountered a situation with Iceweasel that required a temporary work-around. For whatever reason at times people like to mess with me,...

    Started by BoDiddley, 11-04-2011
    • Replies: 3
    • Views: 1,499
    11-08-2011 Go to last post
  3. partimage and rootkit

    Hi Would restoring you Linux OS with images created by partimage remove all malware or rootkit without a reformat of the partition? Or do I...

    Started by fsimon, 11-03-2011
    • Replies: 2
    • Views: 911
    11-03-2011 Go to last post
  4. Trust and open firewall to remote server

    Hi, Newbie here I'm struggling to get my firewall to do what I need. Setup is ... Internal network is protected from the internet via a...

    Started by Mark_B, 10-28-2011
    • Replies: 2
    • Views: 962
    10-31-2011 Go to last post
  5. iptables latency evaluation

    Hello guys, I'm actually working on my master thesis which has for subject the evaluation of virtual firewall in a cloud environment. To do so, I...

    Started by Slaughterman, 10-28-2011
    • Replies: 1
    • Views: 1,660
    10-30-2011 Go to last post
  6. iptables Question

    I have a CentOS 5.7 VM I use for secure communications. It has an interface to my private LAN (eth0) and a secure VPN interface using OpenVPN...

    Started by SvartaHufa, 10-26-2011
    • Replies: 8
    • Views: 2,620
    10-29-2011 Go to last post
  7. Avast not working

    Hi, I just put avast for linux on both of the computer in my rkhunter thread. And now the Avast won't work at all. Whenever I try to open avast...

    Started by jreidsma, 09-24-2011
    • Replies: 2
    • Views: 2,176
    10-28-2011 Go to last post
  8. Aircrack-ng Captures WPA Handshake but Doesn't Display

    (Using xubuntu 11.10 - but it's happend on every *buntu 11.10 distros I've used) I have more of an annoyance than an "issue". When testing my own...

    Started by GrantStoner, 10-20-2011
    • Replies: 0
    • Views: 1,789
    10-20-2011 Go to last post
  9. Account hacked.

    My World of Warcraft account was recently hacked and I've run scans with the following: Hitmanpro,Malwarebytes,SuperAntiSpyware, Doctor Web, but but...

    Started by masudan, 10-19-2011
    • Replies: 3
    • Views: 1,140
    10-20-2011 Go to last post
  10. Angry Snort doesn't detect everything.

    Hello, At our University we've got a Security Lab that has total access to the internet. And the University network administrators have no...

    Started by RobinVossen, 10-14-2011
    • Replies: 5
    • Views: 2,873
    10-18-2011 Go to last post
  11. Shorewall - Allow PPTP

    Hello everyone, I'm trying to get PPTP working from net to loc or from WAN to LAN. The port 1723 is open and when I try to connect with PPTP it...

    Started by Jonathanb, 10-11-2011
    • Replies: 0
    • Views: 1,201
    10-11-2011 Go to last post
  12. No internet in local net with shorewall

    Hi all, install a shorewall 4 on a debian squeeze, configure the interfaces and the files, but I can not have internet on the local network. I can...

    Started by CarinaVB, 10-09-2011
    • Replies: 0
    • Views: 1,124
    10-09-2011 Go to last post
  13. Antivirus for REDHAT

    Do i need antivirus for redhat enterprise linux 4?

    Started by syed_faisal_naseem, 10-08-2011
    • Replies: 3
    • Views: 10,658
    10-08-2011 Go to last post
  14. Exclamation Comcast ISP in my XHOST; FAST Search & Transfer in XAUTH list

    Here's what I'm looking at: $ xhost access control enabled, only authorized clients can connect INET:$ xhost -

    Started by jdash, 10-07-2011
    • Replies: 0
    • Views: 973
    10-07-2011 Go to last post
  15. Use remote proxy via SSH

    Hi all, I am trying to encrypt my Web traffic by ssh'ing into a remote computer as described here:...

    Started by chotty, 10-05-2011
    • Replies: 0
    • Views: 1,200
    10-05-2011 Go to last post
  16. skipping redirect rule

    I am wanting to redirect all port 80 traffic to my web server unless I have your mac address, then you should be able to browse the Internet. I...

    Started by Kumado, 10-04-2011
    • Replies: 0
    • Views: 623
    10-04-2011 Go to last post
  17. ssh-keygen?

    I am wondering if anybody is familar with how the code for this utility is written. Basically my main concern does ssh-keygen always produce the...

    Started by sam111, 09-30-2011
    • Replies: 3
    • Views: 1,955
    09-30-2011 Go to last post
  18. PAM authentation

    Hi all how can i protect dovect from dictionary attack, my Dovect server authenticate users from 389 server (LDAP). is there is any way to prevent...

    Started by mibrahim, 09-27-2011
    • Replies: 5
    • Views: 1,647
    09-28-2011 Go to last post
  19. Security Script

    I am having trouble writting a script that basically goes and looks through all of my running process's, and see's if someone other than me is logged...

    Started by MatthewCLisko, 09-26-2011
    • Replies: 1
    • Views: 779
    09-28-2011 Go to last post
  20. Red Hat Enterprise 6 Hackable ?

    Dear, Forum Im using Red Hat Enterprise new for a few days and im wondering how easy it is from someone outside to hack my computer and view my...

    Started by Nickkessels, 09-23-2011
    • Replies: 3
    • Views: 1,087
    09-28-2011 Go to last post

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