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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 linuxforums.org 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: 69,377
    01-11-2010 Go to last post
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  1. Question How does ssh exactly work??

    Ok, I kinda got myself confused. This is how it is: I have 2 PCs, both have ssh installed. I know for sure that on the linux machine i have ssh...

    Started by Kane274, 01-11-2006
    • Replies: 3
    • Views: 22,525
    01-12-2006 Go to last post
  2. IP filters or MAC filters

    For controlling access to the internet what's more secure MAC filters or IP filtering? Or are they roughly the same. This is for a wireless router.

    Started by ThoughtVelocity, 01-08-2006
    • Replies: 5
    • Views: 5,000
    01-11-2006 Go to last post
  3. my friend's website is virus infected with this code

    All the files at one of my friend's website is virus infected, it has inserted following code in it. <? echo...

    Started by AjiNIMC, 01-03-2006
    • Replies: 2
    • Views: 5,519
    01-06-2006 Go to last post
  4. log analysis tips needed..

    i analyse the daily PIX logs using fwanalog. It takes a lot of time but the result is really good and easy to parse. But since i am new to security...

    Started by Punter, 12-26-2005
    • Replies: 2
    • Views: 1,315
    01-04-2006 Go to last post
  5. /etc on seperate partition

    Hi, Is it possible to mount the /etc directory on a seperate partition? Ideally, I want that partition on a USB pen drive that it in read-only...

    Started by helpmhost, 12-21-2005
    • Replies: 5
    • Views: 1,973
    12-30-2005 Go to last post
  6. Question Can LinuxShield identify known rootkits

    I understand the difference between a rootkit and a virus, however my customer is in need of virus protection for their linux based systems. I...

    Started by meiser, 12-29-2005
    • Replies: 2
    • Views: 1,264
    12-29-2005 Go to last post
  7. Firewall Specifics

    ###Basically here's a summary of what i want to achieve by using the firewall:-> HTTP port 80 is open for everyone in my network. Some...

    Started by achillies, 12-26-2005
    • Replies: 1
    • Views: 1,596
    12-29-2005 Go to last post
  8. Blocking Yahoo Messenger

    Hi guys, I want to block only yahoo messenger in squid proxy with out efecting other sites. Can anyone please help me out? Thanks...

    Started by Deepak.kpadhi, 12-19-2005
    • Replies: 2
    • Views: 7,172
    12-28-2005 Go to last post
  9. Controlling Internet Access

    Hi guys, In my position at work, I have 'inhereted' an Internet Gateway which is based on Debian. It has some great tools on it such as WonderShaper...

    Started by Johnny_Summers, 10-20-2005
    • Replies: 5
    • Views: 1,363
    12-28-2005 Go to last post
  10. Smile some body help me

    I am facing a problem. This might be little bit irritating for but I am required a solution. I am using SAMBA server on REDHAT 7.x & Advance server 3...

    Started by farooqkhan, 12-21-2005
    • Replies: 2
    • Views: 1,064
    12-22-2005 Go to last post
  11. Lock Down Ubuntu?

    have installed Ubuntu 5.10 on a standard PC. Works beautifully. I now want to set it up for a non-admin user in Kiosk mode for our library and lock...

    Started by durjan singh, 12-16-2005
    • Replies: 1
    • Views: 8,481
    12-22-2005 Go to last post
  12. Modern Day SYN-Flood?

    All, First, Merry Christmas to all! Next, and the reason for the post: I seem to be the victim of an annoying, yet not debilitating, attack...

    Started by dflan, 12-21-2005
    • Replies: 1
    • Views: 2,071
    12-22-2005 Go to last post
  13. lastlog and faillog

    how can i view the contents of the lastlog file? i opened it with a text editor and all i can see are garbled texts. it seems the file is binary (i...

    Started by y2kdis, 12-15-2005
    • Replies: 3
    • Views: 11,734
    12-16-2005 Go to last post
  14. System backup

    hi, I'm new to Linux, i had use Windows last time I would like to know how to backup my data in Linux? what are the methodologies available?

    Started by thcc2, 12-14-2005
    • Replies: 6
    • Views: 1,470
    12-15-2005 Go to last post
  15. Problem exporting key information in GnuPG

    Hi All, I am using GnuPG file encryption tool in one of myapplications for secure communication. Now I am facing the problem of exporting the...

    Started by karan.bhatia, 12-12-2005
    • Replies: 0
    • Views: 806
    12-12-2005 Go to last post
  16. Questions about iptables, shorewall, and firewall's???

    I've read many good things about Shorewall, it being a "Full state iptables firewall" and all. I have a couple of questions regarding "Shorewall". ...

    Started by southpaw, 12-01-2005
    • Replies: 1
    • Views: 1,707
    12-11-2005 Go to last post
  17. scanning dowloaded files for worms

    Hi folks, I just downloaded an .zip file from the internet, transferred it to a memory key, rebooted into windows and just before executing an unzip...

    Started by jwf, 12-07-2005
    • Replies: 3
    • Views: 1,145
    12-09-2005 Go to last post
  18. Intrusion detection system

    Hi folks, Where can I find a good instrusion detection system for Application and Host based with functions on monitoring, warning in advance,...

    Started by satimis, 12-05-2005
    • Replies: 2
    • Views: 1,162
    12-05-2005 Go to last post
  19. arpspoof

    hi, i trying to test out arpspoof at my company network (gonna permission for that) previous when i run no a LAN the thing run fine The problem...

    Started by kaede, 12-02-2005
    • Replies: 0
    • Views: 10,455
    12-02-2005 Go to last post
  20. Questions about my system security??

    Hello all, I was wondering if there are any app's or scripts that anyone might recommend for system scanning of virus's such as, worms, trojans,...

    Started by southpaw, 12-01-2005
    • Replies: 3
    • Views: 1,178
    12-01-2005 Go to last post

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