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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: 72,562
    01-11-2010 Go to last post
  1. 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: 1,101
    12-19-2006 Go to last post
  2. 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: 1,521
    12-13-2006 Go to last post
  3. 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: 4,829
    12-13-2006 Go to last post
  4. 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: 5,898
    12-06-2006 Go to last post
  5. 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: 2,027
    11-30-2006 Go to last post
  6. 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: 3,465
    11-28-2006 Go to last post
  7. 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: 1,338
    11-28-2006 Go to last post
  8. 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: 2,454
    11-28-2006 Go to last post
  9. Question Ip Help!!!

    Im not sure if this is in the right place so feel free to move it if its not!!1 I am concerned about showing my actual IP address. I am in the...

    Started by rony_arefin, 11-16-2006
    • Replies: 1
    • Views: 1,074
    11-16-2006 Go to last post
  10. Nessus 3.0.4 Plugin events

    Hi I installed Nessus 3.0.4 server on Linux ES 3. I need the list of all possible events generated by Nessus Server 3.0.4 ( if possible). Can...

    Started by Vinay_201, 11-14-2006
    • Replies: 1
    • Views: 1,017
    11-15-2006 Go to last post
  11. cacti installation how to

    Original how to is posted at:,153.0.html Introduction: Cacti is a complete frontend to...

    Started by mitto, 11-04-2006
    • Replies: 1
    • Views: 2,589
    11-13-2006 Go to last post
  12. Unkown Open Port

    Today I just ran a check of all my open ports with nmap and I found one unkown port open -- port no. 32768. So I tried to check the corresponding...

    Started by mannahazarika, 11-07-2006
    • Replies: 2
    • Views: 1,486
    11-07-2006 Go to last post
  13. Is this a hack

    SFW2-INext-DROP-DEFLT IN=dsl0 OUT= MAC= SRC= DST= LEN=126 TOS=0x00 PREC=0x00 TTL=115 ID=43467 PROTO=UDP SPT=10512 DPT=25076...

    Started by smolloy, 11-01-2006
    • Replies: 7
    • Views: 6,862
    11-04-2006 Go to last post
  14. Linux switch user problem

    The problem is that when i give the root password the linux mechine accept it but when i write su for switching into super user mode the computer...

    Started by, 11-03-2006
    • Replies: 0
    • Views: 1,976
    11-03-2006 Go to last post
  15. Ipchain

    Hi everybody, i need the grammar for linux IPCHAINS.....can somebody provide me with that or send me useful links about IPCHAINs or suggest a book...

    Started by vinaypidathala, 09-24-2006
    • Replies: 2
    • Views: 1,781
    11-02-2006 Go to last post
  16. Unowned files

    Donít permit any unowned file. Unowned files may also be an indication that an intruder has accessed your system. If you find unowned file or...

    Started by mitto, 10-31-2006
    • Replies: 0
    • Views: 5,700
    10-31-2006 Go to last post
  17. Help!!!! Is this a problem?? ROOT KIT!

    Just ran a root kit search with chkrootkit, and it gave the following, which I have not seen before! is this bad? Checking `chkutmp'... The...

    Started by dark_lord_kodd, 01-04-2006
    • Replies: 1
    • Views: 1,909
    10-27-2006 Go to last post
  18. sshd: requiring public key *and* interactive password?

    Hi all, Can sshd be configured to require both public key and interactive pasword? Or can two instances of sshd on the same server be paired to do...

    Started by jsuisdaccord, 10-18-2006
    • Replies: 1
    • Views: 1,330
    10-24-2006 Go to last post
  19. Security Links

    Anti-Virus: ClamAV KlamAV (Frontend for ClamAV with wizard configuration utility)...

    Started by Dark_Knight, 10-12-2006
    • Replies: 0
    • Views: 2,103
    10-12-2006 Go to last post
  20. Question iptables failure?

    i got hit a few times from so i do a whois and find out more korea fun. i then look at my iptables entries for korea. i have...

    Started by sunruh, 10-10-2006
    • Replies: 0
    • Views: 1,142
    10-10-2006 Go to last post

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