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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: 52,836
    01-11-2010 Go to last post
  1. Internet presence problem

    Hi! I have a very odd problem here. I have two Red Hat servers (7.2 and 7.3) with real Internet addresses. In the first one I have mainly apache...

    Started by riclucx, 12-16-2002
    • Replies: 1
    • Views: 1,983
    12-16-2002 Go to last post
  2. using sudo

    im looking for a little help with using sudo. mostly the inly reason i use root is when doing "./configure" "make" "make install". can sudo...

    Started by crippler909, 02-11-2003
    • Replies: 1
    • Views: 2,674
    02-11-2003 Go to last post
  3. WARNING - you are broadcasting your IP

    <rant> Just so we have this all cleared up, when you come across the pop-up/flashing GIF "Your computer is not safe, it is broadcasting it's IP...

    Started by majorwoo, 01-08-2003
    • Replies: 7
    • Views: 4,149
    02-12-2003 Go to last post
  4. iptables error message

    I have tried out replacing the ipchains firewall on a Red Hat machine with an iptables script - I made up the script to go into /etc/sysconfig...

    Started by mpplf2003, 02-05-2003
    • Replies: 6
    • Views: 9,387
    02-12-2003 Go to last post
  5. Proxies

    Can anyone recommend a good proxy to use on redhat linux 8.0 ? or would an ip spoofer be better ?

    Started by danbo, 02-24-2003
    • Replies: 2
    • Views: 3,316
    02-24-2003 Go to last post
  6. Careers in Linux Security

    i am 16 1/2 years old and am considering career choices because i will need to pick a suitable degree for the career !! (i will be applying for...

    Started by danbo, 02-24-2003
    • Replies: 3
    • Views: 4,436
    02-25-2003 Go to last post
  7. Deleting?

    Ok, I need a good method to delete a file so it can not be recovered at all without wiping the entire partition or disk. Anyone have any ideas?

    Started by genlee, 03-01-2003
    • Replies: 7
    • Views: 2,477
    03-04-2003 Go to last post
  8. SUID, GUID, Sticky Bit

    I'd like to discuss the uses and adavantages of SUID, GUID, and the sticky bit. I've just read that if SUID and GUID permissions are set, then the...

    Started by bpark, 03-28-2003
    • Replies: 3
    • Views: 43,879
    03-30-2003 Go to last post
  9. Looking for help with upcomng class assignment

    Okay, before I go and inivertly raise red flags, allow me to explain that this is a legit request for help. Also, I apologize for this long entry,...

    Started by tenraek, 04-02-2003
    • Replies: 9
    • Views: 3,331
    04-03-2003 Go to last post
  10. firewall?

    Have any1 any good script for iptables? i wanna have good firewall..... thanks

    Started by n3wb1e, 03-10-2003
    • Replies: 3
    • Views: 2,846
    04-08-2003 Go to last post
  11. how to install ipf?

    well guys i just want to know if anyone have any idea how to install ipf on freebsd, or if u have a site that has a tutorial i would apriciate that ...

    Started by Dewey, 04-14-2003
    • Replies: 1
    • Views: 4,014
    04-14-2003 Go to last post
  12. directory permission and security sentry

    I have installed mandrake 9.0 with the higher secuirty level. I wanted to make the users public_html folder available over the internet. The first...

    Started by grhayes, 04-19-2003
    • Replies: 0
    • Views: 2,653
    04-19-2003 Go to last post
  13. ssh2 and port 22

    hey guys i have this small problem i disabled ssh and kept ssh2 runing only on port 2222 but still if i ssh on port 22 i get access can u tell me...

    Started by Dewey, 04-15-2003
    • Replies: 4
    • Views: 16,455
    04-19-2003 Go to last post
  14. OpenSSH_3.6.1p1 and CTL-C

    I recently installed OpenSSH 3.6.1p1 on my box. When I ssh into the machine and hit control-c it closes my ssh session. Is this a feature of sshd...

    Started by thehemi, 04-16-2003
    • Replies: 5
    • Views: 3,054
    04-24-2003 Go to last post
  15. Strange iptable problem

    When I run my shell script which loads numerous rules into iptables, it works for about 5min then looks like it just starts dropping all incoming...

    Started by genlee, 04-28-2003
    • Replies: 9
    • Views: 3,011
    04-29-2003 Go to last post
  16. Packet Sniffing

    I would like to monitor a few ports on a given IP address. Is there any good tools for logging and displaying the data? Right now we are testing...

    Started by thehemi, 02-24-2003
    • Replies: 4
    • Views: 4,923
    05-10-2003 Go to last post
  17. Where are the SuSEFirewall2 logs?

    Can somebody tell me where the logs for SuSEFirewall2 are located?

    Started by vous, 05-20-2003
    • Replies: 0
    • Views: 2,059
    05-20-2003 Go to last post
  18. GnuPG, openssl and mozilla

    Hi folks! I've become more or less obsessed with security and cryptography recently, and I know that there are many of you who are much more...

    Started by Dolda2000, 05-22-2003
    • Replies: 1
    • Views: 4,442
    05-22-2003 Go to last post
  19. Very strange auth logs, possibly hacked?

    Ok when I woke up today, one the servers I admin was down. So I called and had the datacenter reboot it. Anyway after looking through the logs for...

    Started by genlee, 05-18-2003
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 8,560
    05-24-2003 Go to last post
  20. Saving Firewall Configuration...

    Greetingz... I've recently installed RH8 and every time I set my firewall configuration it doesn't save and goes back to High Security.... Does...

    Started by christguy, 05-24-2003
    • Replies: 7
    • Views: 2,847
    05-28-2003 Go to last post

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