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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: 50,493
    01-11-2010 Go to last post
  2.  
  1. MD5 is broken, Let's do SHA.

    Well, as some of you may be aware, an MD5 collision can be generated in like 17 seconds on a laptop. I'd like to see SHA-512 implemented at the...

    Started by jwilliams, 05-27-2006
    • Replies: 0
    • Views: 828
    05-27-2006 Go to last post
  2. Iptables and Exim

    I have an exim mail server running with no problems at all, recently I added apache to run a site and made it accessible to specific IPs with...

    Started by Slowfib, 05-16-2006
    • Replies: 1
    • Views: 1,732
    05-23-2006 Go to last post
  3. Unhappy Please I Need Your Help

    Does anyone know about counters? Someone told me that if you enter a group or site with a counter they can trace your internet service provider...

    Started by queenbee, 05-19-2006
    • Replies: 3
    • Views: 734
    05-19-2006 Go to last post
  4. Restrict WINSCP on Fedora server

    How would I restrict a windows user (using WINSCP) from: 1. Being to see anything in the file structure on the linux server EXCEPT his own home...

    Started by reggy, 05-18-2006
    • Replies: 0
    • Views: 1,746
    05-18-2006 Go to last post
  5. I seem to be sending spam

    Going through my logs this morning I found that sendmail has been sending out what looks like spam at 8.20 each morning. Sendmail runs once an hour...

    Started by Rotsky, 05-14-2006
    • Replies: 3
    • Views: 5,243
    05-17-2006 Go to last post
  6. FTP/TELNET Combined Query

    Hi Folks , I'm using RedHat 9.0 Server . Want to grant FTP access to a particular user say TEST but disallow him Telnet access . As in he should...

    Started by sachinh, 05-16-2006
    • Replies: 0
    • Views: 771
    05-16-2006 Go to last post
  7. /etc/services

    Hi, am i have to write down on /etc/services all the port that i like to block (i.e Yahoo messenger, MSN, IRC) what port windows messenger is...

    Started by kamtono, 04-14-2005
    • Replies: 4
    • Views: 7,985
    05-16-2006 Go to last post
  8. antivirus worth it?

    i was just wandering if everybody here thinks if i is worth installing an av on my system how effective these are and do they actully prevent linux...

    Started by Viper8896, 05-12-2006
    • Replies: 3
    • Views: 983
    05-13-2006 Go to last post
  9. Thumbs up How to test your Linux-Distro FIREWALL !

    Recently, I wrote an article about How to scan your Linux-Distro for Root Kits. Now that the machine is... clean! I think, a good thing TO-DO, is to...

    Started by kanenas.net, 05-06-2006
    • Replies: 0
    • Views: 6,679
    05-06-2006 Go to last post
  10. Red face vsftp home directory permissions

    Hi all, I am trying to set up an rh9 ftp server and wish to accept only picture files (non executable). In order to paste files (upload) into my...

    Started by devwink, 05-06-2006
    • Replies: 0
    • Views: 2,375
    05-06-2006 Go to last post
  11. Smile need help in configuring tripwire

    hi, I have installed tripwire on my machine. But i dont know how to setup the policy file, how to initialize the database, or how to make changes...

    Started by tnlg102, 02-07-2006
    • Replies: 1
    • Views: 1,384
    05-06-2006 Go to last post
  12. Need Urgent help please, server is hacked

    Haiii to all.... I was in deep trouble with my web server, which was hacked now. I am using an dedicated managed web server as I dont have much...

    Started by kiran ky, 05-05-2006
    • Replies: 3
    • Views: 868
    05-05-2006 Go to last post
  13. Help: Linux Security Presentation

    hi friends, Im new to linux and operating systems. i have a presentation on Linux Security. the topic is... "Discuss how security is implemented...

    Started by azaak, 03-05-2006
    • Replies: 4
    • Views: 2,424
    05-02-2006 Go to last post
  14. Bitdefender

    I've just begun using Suse Linux 10. I install Bitdefender successfully but it doesn't work. Please help me

    Started by ncduc_dt, 04-21-2006
    • Replies: 2
    • Views: 985
    04-27-2006 Go to last post
  15. MD5 vs. SHA for encryption in linux distros

    Are there any distros out there that use some flavor of an SHA-2 encryption algorithm as opposed to MD5? MD5 can be broken in minutes on a laptop...

    Started by jwilliams, 04-21-2006
    • Replies: 0
    • Views: 2,977
    04-21-2006 Go to last post
  16. KGpg delete on decrypt

    I'm looking for a way to get pgp to delete an encrypted file automatically when it is decrypted. This, along with automatically shredding a source...

    Started by pajamabama, 04-20-2006
    • Replies: 0
    • Views: 873
    04-20-2006 Go to last post
  17. Linux (un)Security?

    So, in another forum, I ended up in a little conversation with a fellow on Linux vs. Windows. Some of his comments rustled me up a little, I tried...

    Started by Darl, 12-03-2003
    • Replies: 6
    • Views: 1,742
    04-19-2006 Go to last post
  18. Reg Dnatting

    Hi everybody, I am using Redhat 9.0 Assume my public IP : 61.11.54.13 What ever requests come to the 5905 port on this ip should go to Http...

    Started by mummaneni, 04-17-2006
    • Replies: 0
    • Views: 657
    04-17-2006 Go to last post
  19. The Hackers Haven't Forgotten YOU !!!

    Latest from Yahoo. ...

    Started by OldBob, 04-15-2006
    • Replies: 1
    • Views: 935
    04-15-2006 Go to last post
  20. how do I check my proxy setting?

    this jerk tried to access my box using a known hack! How can check to see if my apache proxy settings are turned off or denied all? I think I should...

    Started by asif2k, 04-14-2006
    • Replies: 0
    • Views: 13,065
    04-14-2006 Go to last post

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