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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: 51,186
    01-11-2010 Go to last post
  2.  
  1. What do you think of Trustix?

    Hi people! Just wondering what you thought of Trustix and whether you've ever tried it.. http://www.trustix.org

    Started by JoelM, 07-14-2005
    • Replies: 5
    • Views: 1,185
    08-23-2005 Go to last post
  2. privilege: FSUID 's privilege decides rwx on files, not EUID's decision !?

    Normal rule: EUID: used for privilege checks (except for the filesystem) . ex: files's read/write/excute FSUID:used for filesystem...

    Started by superstition, 08-18-2005
    • Replies: 1
    • Views: 3,633
    08-19-2005 Go to last post
  3. Does spyware affect Linux?

    Hey guys I'm running SuSE 9.3 Pro and I'm wondering, does spyware and adware afflict Linux? Do I need a spyware removal tool? Thanks

    Started by asjt3, 08-18-2005
    • Replies: 3
    • Views: 7,333
    08-18-2005 Go to last post
  4. History

    How to view the history, who all have accessed a particular folder .

    Started by svmohankumar, 07-27-2005
    • Replies: 4
    • Views: 1,152
    08-18-2005 Go to last post
  5. Securing Open relays in squid

    Hey guys. I just got an email from my bandwidth priovider saying we have an open relay on our proxy that's being used by spammers. I'm a total newb...

    Started by Lt.Stink, 08-15-2005
    • Replies: 3
    • Views: 1,942
    08-17-2005 Go to last post
  6. OpenSSH Authentication

    Hi, Is there a way to require both a password and a key when logging in to an SSH server? Thanks.

    Started by helpmhost, 08-10-2005
    • Replies: 2
    • Views: 2,630
    08-12-2005 Go to last post
  7. Good Linux Firewalls

    Ok, I'm heading off to school in a few weeks, and I was wondering if there are any good firewalls for linux out there. See, I don't always have a...

    Started by afroguy013, 07-31-2005
    2 Pages
    1 2
    • Replies: 12
    • Views: 3,245
    08-09-2005 Go to last post
  8. Unusualy active firewall?

    I was recently having issues with some programs and decided to put my Linux box in a DMZ, and as a result, bypassed all the normal firewalling...

    Started by kkubasik, 06-30-2005
    • Replies: 2
    • Views: 1,149
    08-09-2005 Go to last post
  9. Hacked - Linux Redhat

    Hey folks, I am running two Redhat Linux boxes. One sits outside my router and has an external IP address. This box is a Webserver and DNS...

    Started by BananaBob, 06-21-2005
    2 Pages
    1 2
    • Replies: 15
    • Views: 3,762
    08-09-2005 Go to last post
  10. hacked!

    I ran chkrootkit and got this: Checking `bindshell'... INFECTED (PORTS: 465) Checking `lkm'... You have 1 process hidden for readdir command...

    Started by Secret Agent, 06-09-2005
    3 Pages
    1 2 3
    • Replies: 22
    • Views: 8,519
    08-07-2005 Go to last post
  11. Should I Be Worried !

    Hi All I have picked up the following entries in /var/log/messages Jul 28 21:31:51 slackbox sshd[25489]: Invalid user test from...

    Started by Bubo, 07-29-2005
    • Replies: 8
    • Views: 1,827
    08-07-2005 Go to last post
  12. why not control dataflow in linux(2.4.20-80'tc ---u32 match ip sport 80 ?

    thanks! please maill to : l_slin@126.com

    Started by cctvcctv, 08-05-2005
    • Replies: 0
    • Views: 916
    08-05-2005 Go to last post
  13. Running application on 443 port ( without root or su )

    Hi, I want to run my application on 443 port. sunraise76 is the user id in the system. Is it possible to run the application without...

    Started by sunraise76, 08-03-2005
    • Replies: 6
    • Views: 3,462
    08-03-2005 Go to last post
  14. giving a user access to another user's home directory

    Gooday! Quick question on user permissions, I'm not even sure if this is possible but any help/opinions is greatly appreciated. I need to give...

    Started by mjs, 08-02-2005
    • Replies: 3
    • Views: 14,758
    mjs
    08-02-2005 Go to last post
  15. Authentication issue with LDAP

    Jul 22 08:57:53 asd03 sshd : Failed password for smithj from 192.168.8.100 port 33200 ssh2 I am getting this message when trying to authenticate...

    Started by wars_j, 07-28-2005
    • Replies: 1
    • Views: 901
    07-28-2005 Go to last post
  16. how to save iptables

    dear all i am new user iptables... i use it for port conversion... smtp port and pop3 port.. the configuration is as follow. iptables -t...

    Started by kwikwi, 03-05-2005
    • Replies: 2
    • Views: 14,513
    07-25-2005 Go to last post
  17. Linux Anti-Virus Question......

    Im fairly NEW to Linux and I was wondering if I needed an Anti-Virus at all? Like this one http://www.clamav.net/ And if so are there any others...

    Started by p0ps, 07-24-2005
    • Replies: 4
    • Views: 1,075
    07-25-2005 Go to last post
  18. how to build a activities monitoring and logging system

    hi all, i wonder how to build such a system, which can monitor activities invoked by user and log them into a log file. anyone here has any ideas?...

    Started by roamer_xk, 07-14-2005
    • Replies: 3
    • Views: 1,057
    atx
    07-24-2005 Go to last post
  19. Insecurity Syndrome

    Have just joined this forum and am also totally new to Linux. I hope that Linux,for me, will be a refuge from Microsoft once I learn enough. My...

    Started by tergat2, 07-24-2005
    • Replies: 0
    • Views: 803
    07-24-2005 Go to last post
  20. Viruses affecting different partitions

    I am running a dual boot Windows XP and Redhat 9 linux off of a single hard drive. My question is if I were to contract a virus in Windows XP, is...

    Started by clemsontiger, 07-22-2005
    • Replies: 1
    • Views: 819
    07-23-2005 Go to last post

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