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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: 50,567
    01-11-2010 Go to last post
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  1. Unstable kernels !!!

    I read today in a PC magazine that some Polish security group found a big security hole in the Linux kernels till the version 2.6 It has something to...

    Started by Goran, 02-03-2004
    • Replies: 4
    • Views: 1,076
    02-05-2004 Go to last post
  2. Setting up a Network on Mandrake 9.2

    Hi Im at college in England and we have a peer to peer network in our back room running Windows 2000 Advanced Server however we have a linux...

    Started by Metalman, 01-23-2004
    • Replies: 2
    • Views: 1,302
    02-02-2004 Go to last post
  3. Port scanners

    I recently set up a RedHat Linux Server. I am somewhat dismayed to find that every few minutes some port scanner is checking out my IP address. ...

    Started by jswilson, 11-26-2003
    • Replies: 6
    • Views: 1,687
    01-31-2004 Go to last post
  4. Mozilla DNS Server

    Hi! Can anyone tell me which DNS does mozilla use to translate addresses ? Or where it is kept ? I want to do some custom firewalling so I would...

    Started by Goran, 01-29-2004
    • Replies: 4
    • Views: 2,425
    01-31-2004 Go to last post
  5. Fedora Security

    Can anyone explain to me if Fedora has a security mechanism built into it? Debian has a dedicated repository for security packages and it's very nice...

    Started by bpark, 01-28-2004
    • Replies: 2
    • Views: 1,148
    01-28-2004 Go to last post
  6. update the ACL's

    On my computer ive got my hard drive partitioned into some ext3 partitions. I enabled ACL's and user_xattr. How can I update the ACL's and what are...

    Started by gwalters, 01-27-2004
    • Replies: 1
    • Views: 1,062
    01-28-2004 Go to last post
  7. Is this enough to secure a server

    Security Audit and Securing the System ==================================== Security Audit ############

    Started by blessen, 01-26-2004
    • Replies: 2
    • Views: 1,242
    01-27-2004 Go to last post
  8. Login Password

    I have just been given a hard drive with Red Hat Linux (Weasel ) on it and it is asking for me for a login and password. I am new to linux and dont...

    Started by kennethw, 01-21-2004
    • Replies: 1
    • Views: 1,433
    01-21-2004 Go to last post
  9. Enforcing Non-Relaying on Sendmail..

    Hi, I understand that relaying by default is disabled on Sendmail 8.9 and up. We currently use the /etc/mail/access file to designate/limit...

    Started by mtsal, 01-17-2004
    • Replies: 1
    • Views: 1,004
    01-18-2004 Go to last post
  10. Can't Save Firewall Setting - as root

    Logged in as root and would like to customize my firewall settings. Using GNOME I selected: System Settings > Security Level > displayed the...

    Started by jkpalmer52, 01-07-2004
    • Replies: 3
    • Views: 1,851
    01-09-2004 Go to last post
  11. Windows XP and Trustix 2.0

    I've got some problems with my Windows XP machine and my Trustix 2.0 release. I have installed Samba 2.2.8 Made shares with samba and all my...

    Started by Mystic_Slayer, 12-31-2003
    • Replies: 6
    • Views: 6,182
    01-05-2004 Go to last post
  12. How to allow an ftp download (on 80)

    Hi, Warning, Newbie question.. I'm running SuSE 9 and have the firewall up and running. Browsing and/or downloading from e.g. tucows poses no...

    Started by trueblue53, 11-02-2003
    • Replies: 2
    • Views: 1,483
    01-02-2004 Go to last post
  13. Grsecurity patch released for kernel 2.4.23

    The grsecurity team has now released a grsecurity patch for kernel 2.4.23 for role grsecurity for you who use grsecurity software. :D

    Started by andutt, 12-21-2003
    • Replies: 1
    • Views: 1,118
    12-22-2003 Go to last post
  14. iptables

    Hi i am new to IPTABLES so unsure how to do this - I want to stop a video stream which is on a known port e.g. 554 using the Helix server to a...

    Started by Geoff, 11-25-2003
    • Replies: 2
    • Views: 1,337
    12-16-2003 Go to last post
  15. Should I use a viruskiller???

    My fellow Linuxians, Coming from a Windows enviroment, I'm used to using a viruskiller. From what I read everywhere, in a Linux enviroment...

    Started by jaguardriver, 12-15-2003
    • Replies: 2
    • Views: 2,131
    12-15-2003 Go to last post
  16. ipband usage

    Hello all, I am trying to monitor network bandwidth usage, for troubleshooting and keeping up on it. I found this IPBAND program and I cant seem...

    Started by shane46and2, 11-12-2003
    • Replies: 1
    • Views: 2,919
    12-10-2003 Go to last post
  17. ip and phpbb

    Via nbtstat my ip is not really there (host not found) and the same if your were to ping my machine. I noticed phpbb is able to pickup my ip anyway. ...

    Started by flw, 12-04-2003
    • Replies: 1
    • Views: 1,357
    12-04-2003 Go to last post
  18. IPtables help for rh 8

    I need some help with my iptables setup. I've come with this so far for my /etc/sysconfig/iptables it seems to work ok. But I have no idea where the...

    Started by climber, 12-02-2003
    • Replies: 0
    • Views: 2,234
    12-02-2003 Go to last post
  19. Red Hat Queries

    Hi, I am thinking of moving to Linux and Red Hat seems to be the obvious choice however they seemed to have supporting it and I have a choice to...

    Started by quest, 11-21-2003
    • Replies: 1
    • Views: 1,115
    11-30-2003 Go to last post
  20. Firestarter Non Root Access Trouble

    Hi Folks - Ok I got my net connection sorted out ok so decided to get a firewall setup ASAP. I had used Firestarter in the past and liked it...

    Started by Mudelf, 11-25-2003
    • Replies: 0
    • Views: 1,243
    11-25-2003 Go to last post

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