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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: 72,098
    01-11-2010 Go to last post
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  1. arpspoof

    hi, i trying to test out arpspoof at my company network (gonna permission for that) previous when i run no a LAN the thing run fine The problem...

    Started by kaede, 12-02-2005
    • Replies: 0
    • Views: 10,877
    12-02-2005 Go to last post
  2. Questions about my system security??

    Hello all, I was wondering if there are any app's or scripts that anyone might recommend for system scanning of virus's such as, worms, trojans,...

    Started by southpaw, 12-01-2005
    • Replies: 3
    • Views: 1,202
    12-01-2005 Go to last post
  3. Strange port 31337 Elite

    When I nmap my computer, it gives this strange port: "31337/tcp open Elite" What's this all about? I wasn't there last time I nmapped myself.

    Started by jugio, 10-30-2005
    2 Pages
    1 2
    • Replies: 12
    • Views: 37,461
    12-01-2005 Go to last post
  4. check shares on my machine

    How could I ensure myself that any of my disks is not share to others on network? I use shares on other machines using samba and wondering if others...

    Started by pksa, 11-28-2005
    2 Pages
    1 2
    • Replies: 10
    • Views: 7,353
    12-01-2005 Go to last post
  5. making modifications to snort

    hi , I want to separate the packet capturing mechanism from snort. Any body knows how to do it? or any help regrading this. Please reply thanks...

    Started by cynthia_thomas, 11-29-2005
    • Replies: 0
    • Views: 976
    11-29-2005 Go to last post
  6. interpret INPUT chain

    Hi, May someone help me understanding the INPUT chain in my iptables: Chain INPUT (policy DROP) target prot opt source ...

    Started by pksa, 11-28-2005
    • Replies: 0
    • Views: 2,091
    11-28-2005 Go to last post
  7. Firewall/segregation

    I need some help. I am planning on seting up K12LTSP at the hospital I work at in order to have it as an educational room for the school here on...

    Started by MeridianRebel, 11-28-2005
    • Replies: 1
    • Views: 1,050
    11-28-2005 Go to last post
  8. creating a secure ftp-based backup account?

    i'm scripting a backup process for a series of servers, where one server (the "backup server") will ftp into all other servers and grab files for...

    Started by proteus, 11-28-2005
    • Replies: 0
    • Views: 1,400
    11-28-2005 Go to last post
  9. how to get application name

    i want to filter packets based on application name in C language e.g to block msn messenger i want to filter it by application name so if any body...

    Started by irumleo, 11-26-2005
    • Replies: 2
    • Views: 1,723
    11-28-2005 Go to last post
  10. Tracing system calls of sendmail

    Dear All, I need to trace all the system calls made and signals recieved by the process "sendmail". i use the strace command to do this, but in...

    Started by sOldFiSh, 11-25-2005
    • Replies: 2
    • Views: 1,923
    11-26-2005 Go to last post
  11. getting iptables to firewall estabilished connections

    i have been writing a script to stop a distributed password guesser that is trying to get into my server over ssh. the password guesser is comming in...

    Started by simbo, 11-15-2005
    • Replies: 1
    • Views: 1,657
    11-25-2005 Go to last post
  12. How to use SSL JavaCA

    i use Fedora 4 , OpenSSL i downloaded JavaCA 2 and Crypto 130 i don't know how to use it! all i found is the command...

    Started by mesh2005, 11-24-2005
    • Replies: 0
    • Views: 862
    11-24-2005 Go to last post
  13. Linux Firewall

    Hi Im in the process of setting up a Cobalt Raq 4 web server and im looking for a sutible firewall for it. I do have a netgear router / firewall...

    Started by Mytob, 11-13-2005
    • Replies: 6
    • Views: 2,186
    11-24-2005 Go to last post
  14. Root password, HELP

    Hello, I put a simple password for root during the installation of Linux Mandrake, and now I'd like to change it, but I don't know how to do...

    Started by coycoy, 10-23-2005
    • Replies: 2
    • Views: 1,540
    11-23-2005 Go to last post
  15. Recommended frequency of "yum update"

    In a Linux security essentials website somewhere I read that one of the recommended security practices is to run "yum update" so every now and then....

    Started by technossomy, 11-23-2005
    • Replies: 3
    • Views: 3,320
    11-23-2005 Go to last post
  16. ULIMIT question

    I want to test my Java and C programs for memory usage for which I'm trying to restrict the memory available to a dummy user. I've tried using the...

    Started by PrashantSehgal, 11-22-2005
    • Replies: 0
    • Views: 5,186
    11-22-2005 Go to last post
  17. SASL, Could not resolve KDC network Address!

    i use Heidmal Kerberos , Fedora 4 , Cyrus SASL- 2.1.19 when i try to run the sample client i got the following error:...

    Started by mesh2005, 11-21-2005
    • Replies: 0
    • Views: 1,482
    11-21-2005 Go to last post
  18. SASL, Server not found in Kerberos database

    i use Fedora 4 , MIT Kerberos 5 , Cyrus-sasl-2.1.19 my domain name is demo.mydomain.org (as listed in the DNS) i tried to run the sample-server and...

    Started by mesh2005, 11-21-2005
    • Replies: 0
    • Views: 4,556
    11-21-2005 Go to last post
  19. FC4 security question

    I have a FC4 server machine running since the last few days and the installation went with the default security settings. I have since stopped a few...

    Started by technossomy, 11-19-2005
    • Replies: 2
    • Views: 1,035
    11-21-2005 Go to last post
  20. Fun with IPTables... and Forwarding

    Good evening all, Been around lately, searching the forums for various answers about Linux and Services and configurations. But this time.. can't...

    Started by EvilC0P, 11-20-2005
    • Replies: 0
    • Views: 1,552
    11-20-2005 Go to last post

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