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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: 72,348
    01-11-2010 Go to last post
  1. set environment variable for non interactive ssh login

    hi all I am facing one problem regarding ssh login and setting environment variable i have written $HOME/.ssh/environment file...

    Started by Piyu_86, 12-13-2010
    • Replies: 0
    • Views: 4,488
    12-13-2010 Go to last post
  2. Making Secured Connection Using Lighttpd Web Server

    Hi, I have cross compiled and configured lighttpd server on my PXA270 ARM board. I am able to login to this server through http connection....

    Started by sumitv, 12-03-2010
    • Replies: 3
    • Views: 1,393
    12-06-2010 Go to last post
  3. Secure /etc/fstab configuration

    Hi, I would like to have some comments on my /etc/fstab configuration. I want to have usability and security. Did I succeed? proc ...

    Started by Keessince1988, 11-29-2010
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 7,191
    12-05-2010 Go to last post
  4. A simple question about suid

    I was just curious to know: if I run a program which runs suid as root, and it crashes, what are my access rights at that point? Am I still root or...

    Started by hazel, 11-18-2010
    • Replies: 4
    • Views: 1,064
    11-23-2010 Go to last post
  5. how to log file access

    Hi all, I want to log all access from other users to my specific files. For instance, I wan to know who read or copy my files. If anybody...

    Started by it_nb, 10-05-2005
    • Replies: 3
    • Views: 5,732
    11-19-2010 Go to last post
  6. openssh: why difference in transfer speed?

    Using sftp on openssh, I notice consistently my download speed (from server to desktop) is about twice as fast as the upload speed. Anyone know...

    Started by sftpfilecontrol, 09-14-2010
    • Replies: 4
    • Views: 1,651
    11-14-2010 Go to last post
  7. Compromised Linux servers

    What is the best way to investigate a compromised Linux Server? I have downloaded Knoppix 6.2.1 on my laptop which is booting off my USB drive. What...

    Started by epacheco, 11-13-2010
    • Replies: 2
    • Views: 1,190
    11-13-2010 Go to last post
  8. Encrypting Backups

    Hello I have a backup script that tars directories and place it on another FS, I want to include encryption of the files being transferred but...

    Started by abusam, 10-27-2010
    • Replies: 4
    • Views: 1,113
    11-10-2010 Go to last post
  9. Question on iptables

    Hello everyone, I need to configure an iptables in order to blocks everything except web traffic and the file transfer protocol. I searched for...

    Started by lovesunset21, 11-08-2010
    • Replies: 0
    • Views: 753
    11-08-2010 Go to last post
  10. evolution and pgp

    Not sure this is the best group to post to. Apologies if it isn't. Can anyone point me to software or configuration help that will allow me to...

    Started by jgeorge, 10-29-2010
    • Replies: 2
    • Views: 1,544
    11-07-2010 Go to last post
  11. Test jail, jailkit.

    Hi, does anyone know of a utility that can test a jail? i used jailkit to set mine up and it came with a tool to test the it, unfortunately it...

    Started by TheJanitor, 10-24-2010
    • Replies: 1
    • Views: 1,058
    10-25-2010 Go to last post
  12. Using Shorewall to port forward traffic to eth1

    Hello, This is my first time using shorewall and i was hopping i can get some help from this forum. So here is my problem: I have a debian...

    Started by mafiozoi, 10-21-2010
    • Replies: 0
    • Views: 1,530
    10-21-2010 Go to last post
  13. [SOLVED] Using Shorewall to forward all email traffic to specific server

    We purchased another company that has their own domain and email server (Exchange). The server sits inside our network now but I need to accept email...

    Started by jackaninny, 10-19-2010
    • Replies: 1
    • Views: 1,888
    10-19-2010 Go to last post
  14. What is the most eligible method to ban IP ..

    Looking for eligible solution to ban IP on excessive 404 errors for Apache. Like you could define that 5x 404 requests to your Apache and then that...

    Started by GameFrame, 10-14-2010
    • Replies: 2
    • Views: 1,389
    10-19-2010 Go to last post
  15. Partitionable blockdevices

    hi, i am new in here, hopefully somebody knows an easier solution to my problem... for ease of administration, iŽd like to place multiple...

    Started by Ztoragefool, 10-09-2010
    • Replies: 3
    • Views: 1,168
    10-14-2010 Go to last post
  16. [Debian Testing] KTorrent iptable rules

    Hi! My firewall does everything what I want from it, except one thing. It doesn't work with KTorrent :( KTorrent is completely numb, the...

    Started by Keessince1988, 09-23-2010
    2 Pages
    1 2
    • Replies: 11
    • Views: 3,383
    10-13-2010 Go to last post
  17. Control access to folder both from ssh and ftp.

    Dear All, I would like to create new user where there can both ftp and also ssh to my server. The problem when they login either via...

    Started by newbie14, 10-05-2010
    • Replies: 6
    • Views: 1,735
    10-07-2010 Go to last post
  18. Cool rarcrack installed on Fedora 13

    Greetings, I had trouble remembering a password for an old compressed file and ran into this piece of software: RarCrack! It is fantastic but a...

    Started by daacosta, 10-07-2010
    • Replies: 0
    • Views: 3,276
    10-07-2010 Go to last post
  19. fail2ban not working in CentOS

    I've been trying to fix fail2ban for a while didn't want to bother anyone with the problem but haven't been able to figure whats wrong. I'm using...

    Started by Cendent, 09-25-2010
    • Replies: 9
    • Views: 14,888
    10-02-2010 Go to last post
  20. Sticky Bits

    I noticed a few files in /usr/bin have the a stickybit set sudo sudoedit newgrp passwd mtr gpasswd are they supposed to have a stickybit...

    Started by xilus, 09-29-2010
    • Replies: 1
    • Views: 988
    09-30-2010 Go to last post

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