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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: 70,665
    01-11-2010 Go to last post
  1. SSL cert for web site

    I have a *.crt, *.pfx and *.p7b SSl cert that I got off my Windows 2008 server and want to use it on my Cent OS 5.7 server but not sure how about...

    Started by matthes, 02-23-2012
    • Replies: 3
    • Views: 1,412
    02-25-2012 Go to last post
  2. Thumbs down gpg and pinentry

    I am trying to use gpg, but pinentry is causing all sorts of problems. I can encrypt a file fine (using -c). The trouble occurs when I decrypt. ...

    Started by WyattOil, 02-25-2012
    • Replies: 0
    • Views: 1,137
    02-25-2012 Go to last post
  3. Question Logoff on wrong user name

    Hi! I wonder if there is a way that a user immediately gets disconnected whenever he enters a wrong username. (So that he isn`t asked for a...

    Started by trudy1, 02-19-2012
    • Replies: 1
    • Views: 1,005
    02-19-2012 Go to last post
  4. iptables help

    In the act of full-disclosure, this is in regards to something I am doing at my job. I have been given the task of creating a new linux lab...

    Started by pauhn, 02-16-2012
    • Replies: 5
    • Views: 1,790
    02-17-2012 Go to last post
  5. Snort

    Hi, I am trying to implement IDS in my router,so i have chosen snort to detect attacks...I have downloaded snort version and compiled it...

    Started by keerthipriya, 02-16-2012
    • Replies: 0
    • Views: 997
    02-16-2012 Go to last post
  6. Biometric ?

    I am wondering if their is any public biometric databases out their To get fingerprints , handwritting , DNA , IRIS , Retina scans I am creating...

    Started by sam111, 02-11-2012
    • Replies: 5
    • Views: 1,201
    02-15-2012 Go to last post
  7. GnuPG - exporting individual UIDs

    I'm thinking of creating a GnuPG/PGP key for myself with three User IDs work, academy, and personal. I plan to distribute the key manually, not...

    Started by Blue Beret, 02-13-2012
    • Replies: 0
    • Views: 812
    02-13-2012 Go to last post
  8. PAM script module "pam_exec" does not work

    I have a question about the PAM-module "pam_exec". In the file /etc/pam.d/common-session I've put a line that says 'session optional pam_exec...

    Started by slacktom, 02-06-2012
    • Replies: 0
    • Views: 2,062
    02-06-2012 Go to last post
  9. SSH into chroot jail (restricted SSH session)

    I can successfully run a listening Bazaar server in a chroot installation and SSH tunnel the appropriate port (using the process described below),...

    Started by waz, 02-05-2012
    • Replies: 4
    • Views: 4,827
    02-06-2012 Go to last post
  10. Run Levels, Bare-Bone Shells, And Ram Wiping

    I have a ram wiper I want use at shutdown (BleachBit) Can anyone give advice on the best way to slowly shutdown to most bare-bone environment...

    Started by LinuxLive, 01-30-2012
    • Replies: 2
    • Views: 1,183
    02-05-2012 Go to last post
  11. Cannot block google analytics with ghostery firefox addon with noscrip

    Using Debian Squeeze. If use firefox with only the addon Ghostery tracker blocker and NoScript (which blocks scripts from websites) in use, no...

    Started by lugoteehalt, 01-31-2012
    • Replies: 8
    • Views: 2,148
    02-04-2012 Go to last post
  12. Hidden OS encryption software for Linux

    Hello all, and thank you in advance for any replies. I'm looking for a full system encryption solution that implements the hidden OS feature and...

    Started by M4rc9, 01-27-2012
    • Replies: 7
    • Views: 3,788
    01-31-2012 Go to last post
  13. csf/lfd causing xenserver centos vm lockup?

    Does anyone have csf/lfd installed on a xenserver centos vm without experiencing random lockups? It would happen maybe twice/month, nothing in...

    Started by kprojects, 01-28-2012
    • Replies: 0
    • Views: 1,139
    01-28-2012 Go to last post
  14. SHA1 driver for IP Sec

    Hi, I am trying to write a driver for HW accelerator for SHA1 to work with Linux 3.0 kernel. I have set the "shash_alg" structure properly and...

    Started by mushki5, 01-27-2012
    • Replies: 0
    • Views: 822
    01-27-2012 Go to last post
  15. Ids

    Hi, I am new to networking,i am trying to implement IDS(intrusion detection system) in my router.......I have downloaded snort- source...

    Started by keerthipriya, 01-18-2012
    • Replies: 2
    • Views: 983
    01-18-2012 Go to last post
  16. selinux question

    Hellow, I have a question about selinux. Is it possible to prohibit root to access to a directory/filesystem? I have tried it but I have no...

    Started by alejandrome, 01-16-2012
    • Replies: 3
    • Views: 984
    01-17-2012 Go to last post
  17. Exclamation posible spyware on my PC that i can't get rid of

    I feel like an idiot and embarrassed for allowing this but i tried opening a file i got from the internet using sudo and now i think there's some...

    Started by pouar, 01-08-2012
    • Replies: 9
    • Views: 2,416
    01-15-2012 Go to last post
  18. Security dump

    (Linux/Debian) I am going to off-load my security experiences within the past two days to see if it makes sense to anybody. 1) I was poking...

    Started by BoDiddley, 01-02-2012
    • Replies: 2
    • Views: 932
    01-09-2012 Go to last post
  19. ClamAV errors

    Hi, I installed clamAV on my arch linux computer, but it is giving me the following error: ERROR: Please edit the example config fil...

    Started by jreidsma, 12-11-2011
    • Replies: 1
    • Views: 2,201
    01-02-2012 Go to last post
  20. Question Try to block some website with squid

    Hi have a server at eth2 with IP and share the network into eth0 with I try to block all user to access facebook. So that...

    Started by tanin007, 12-28-2011
    • Replies: 0
    • Views: 1,184
    12-28-2011 Go to last post

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