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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: 50,558
    01-11-2010 Go to last post
  1. Honeynet's

    Any linux user serious about security should know about honeynets, here is a good article i found that explains them pretty well:...

    Started by jasonlambert, 05-31-2003
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 5,113
    06-08-2003 Go to last post
  2. Iptables Forwarding Problem (Redhat 9)

    Hey, Good Linux Folks. Here's what I've tried: ============================================= /sbin/iptables -t nat -A PREROUTING -p tcp -d...

    Started by victaylor04, 06-02-2003
    • Replies: 2
    • Views: 6,233
    06-02-2003 Go to last post
  3. Cisco Password Protection...

    I am thinking about replacing my netscreen Router wil a Cisco device, as well as changing ISP. My question is.... What sort of protection do...

    Started by jasonlambert, 06-01-2003
    • Replies: 1
    • Views: 2,787
    06-01-2003 Go to last post
  4. Linux Firewall

    I came across a site for Linux firewall based on ipchains so I thought I post a link here if anyone was interested. See...

    Started by flw, 05-29-2003
    • Replies: 2
    • Views: 4,030
    05-30-2003 Go to last post
  5. Apache 2.x update is out 2.0.46

    Per For more detailed info see

    Started by flw, 05-28-2003
    • Replies: 0
    • Views: 1,652
    05-28-2003 Go to last post
  6. 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, 05-23-2003
    • Replies: 7
    • Views: 2,788
    05-28-2003 Go to last post
  7. 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: 8,370
    05-24-2003 Go to last post
  8. 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: 4,305
    05-22-2003 Go to last post
  9. 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: 2,014
    05-20-2003 Go to last post
  10. 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: 4,810
    05-10-2003 Go to last post
  11. 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: 2,951
    04-29-2003 Go to last post
  12. 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: 2,994
    04-24-2003 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: 15,892
    04-19-2003 Go to last post
  14. 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: 2,614
    04-19-2003 Go to last post
  15. 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: 3,916
    04-14-2003 Go to last post
  16. firewall?

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

    Started by n3wb1e, 03-10-2003
    • Replies: 3
    • Views: 2,769
    04-08-2003 Go to last post
  17. 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: 3,278
    04-03-2003 Go to last post
  18. 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: 43,441
    03-30-2003 Go to last post
  19. 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: 2,430
    03-04-2003 Go to last post
  20. 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: 4,284
    02-25-2003 Go to last post

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