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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: 71,859
    01-11-2010 Go to last post
  1. sudo Password root

    hi friends, have put on the version linux suse 10.1, I wanted to try to install some drivers with yast, but as I go to open and a password asks me....

    Started by PeterPan86, 01-07-2007
    • Replies: 3
    • Views: 1,810
    01-08-2007 Go to last post
  2. Making a filesystem sandbox

    I am trying to sandbox an application in such a way that none of it's filesystem operations are actually committed to disk. Reads should come from...

    Started by kakariko81280, 01-06-2007
    • Replies: 2
    • Views: 9,055
    01-06-2007 Go to last post
  3. Running rkhunter for the first time

    I just installed and ran rkhunter, and I got a result I'm a little unsure about. During the filesystem check it said that it was checking for hidden...

    Started by smolloy, 12-24-2006
    • Replies: 6
    • Views: 2,279
    01-05-2007 Go to last post
  4. Just another Satans joke :P Can you see what I see? If not then it is probably just a...

    Started by game_core, 01-03-2007
    • Replies: 0
    • Views: 941
    01-03-2007 Go to last post
  5. Logwatch: WARNING!!!! Possible Attack

    For about the last month I've been seeing this warning in my logwatch daily report: WARNING!!!! Possible Attack: Attempt from with: ...

    Started by Usagi, 11-14-2006
    • Replies: 9
    • Views: 5,585
    01-02-2007 Go to last post
  6. Samhain vs Osiris? Opinions welcome.

    I am looking at host based intrusion detection systems and have concluded that Samhain and Osiris are ahead of the pack as they have central...

    Started by humbletech99, 01-01-2007
    • Replies: 0
    • Views: 1,332
    01-01-2007 Go to last post
  7. Snort ICMP PATH MTU denial of service from firewalls

    I have a host at site B which is connected via Smoothwall firewalls/vpn to site A, the main office. I am getting a steady stream of the following...

    Started by humbletech99, 12-30-2006
    • Replies: 0
    • Views: 1,062
    12-30-2006 Go to last post
  8. antivirus help

    hello wonderfull people. Can somebody spare five minutes to help me out? You see I've installed clamav for the first time and there are a few...

    Started by the bassinvader, 12-28-2006
    • Replies: 3
    • Views: 1,107
    12-29-2006 Go to last post
  9. Alternate root login

    Is there a program in Linux that allows the administrator to change the login name from "root" to something else? Users can change their login name...

    Started by ddavid123, 12-27-2006
    • Replies: 5
    • Views: 1,606
    12-28-2006 Go to last post
  10. Endian/Snort/Barnyard/SGUIL

    Any one using that set up? I am currently running Endian with Snort built in as my IDS. I was wondering how I would go about installing barnyard...

    Started by COKE CAN, 12-26-2006
    • Replies: 0
    • Views: 2,792
    12-26-2006 Go to last post
  11. it's a bit general - firewall

    Hey everyone Just a quick question. i've recently installed guarddog which seems to be working but i read somewhere that it might be worth...

    Started by the bassinvader, 12-17-2006
    • Replies: 7
    • Views: 1,091
    12-24-2006 Go to last post
  12. What do you use to configure Iptables?

    I am curious to what others use in order to configure their firewall / Iptables. So far, I have been using Firestarter, but I ran into a problem...

    Started by Redman, 12-07-2006
    • Replies: 4
    • Views: 6,127
    12-21-2006 Go to last post
  13. Theres any way to disable the root pass?

    hello, I'm a linux newbie. my distro is Suse 10.1 and i want to ask if theres any way to disable the dialog that asks for the root pass... i want...

    Started by MiNiZeRo, 12-09-2006
    • Replies: 3
    • Views: 1,057
    12-19-2006 Go to last post
  14. Loggin Users Movements

    Is there any way to monitor user movements or log them? For eg. I got an ssh server and i want to know when some user connects, what does he do,...

    Started by Ropechoborra, 12-12-2006
    • Replies: 7
    • Views: 1,437
    12-13-2006 Go to last post
  15. Anti Virus

    Anybody Know A Good Free Open Source Samba Fileserver Antvirus Protection Manager... Please Let Me Know Asap Thanx Guys Cheers

    Started by L33tLinuxN00b, 08-05-2005
    2 Pages
    1 2
    • Replies: 19
    • Views: 4,807
    12-13-2006 Go to last post
  16. Force sudo to re-ask for password?

    I want to make sudo re-ask me for my password. It caches it for 5 mins I think, but I realise I don't know how to force it to re-ask. Does anybody...

    Started by humbletech99, 12-06-2006
    • Replies: 2
    • Views: 5,847
    12-06-2006 Go to last post
  17. ftp login redirect

    Is it possible to redirect a user ftp login to another directory other than their home? I'm using vsftpd on FC6. I like to redirect a local user from...

    Started by reckless2k2, 11-30-2006
    • Replies: 0
    • Views: 2,009
    11-30-2006 Go to last post
  18. What's the deal with sudo?

    Just curious (well maybe more than just curious), what are the security advantages and disadvantages of using sudo instead of a root account? I've...

    Started by Javasnob, 11-27-2006
    • Replies: 4
    • Views: 3,391
    11-28-2006 Go to last post
  19. dictionary attack from poland - ban this range in your router!

    looking at my sysmessages today revealed a dictionary attack to my sshd server: 28/11/06 13:04:04 sshd Invalid user staff from ...

    Started by bentaylor, 11-28-2006
    • Replies: 0
    • Views: 1,319
    11-28-2006 Go to last post
  20. sudo in nis

    hi, i have configured nis in solaris and linux boxes. i have done automount for sudo it works on all solaris boxes.but it doesnt work with linux...

    Started by gr8baskar, 11-28-2006
    • Replies: 0
    • Views: 2,442
    11-28-2006 Go to last post

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