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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: 72,059
    01-11-2010 Go to last post
  1. fwrite

    what is the arguments of the php function: fwrite

    Started by shyma, 06-10-2008
    • Replies: 1
    • Views: 1,011
    06-10-2008 Go to last post
  2. iptables save

    if i execute iptables rules and save it to /etc/sysconfig/iptables every time i execute rules it will be saved to the same file? i mean that all my...

    Started by shyma, 06-09-2008
    • Replies: 1
    • Views: 1,060
    06-09-2008 Go to last post
  3. OpenSSL for PKI for large deployments

    I apologize in advance if this has been already thoroughly answered elsewhere, so please point me to a link if that's the case. I'm under the...

    Started by docrice, 06-06-2008
    • Replies: 0
    • Views: 1,436
    06-06-2008 Go to last post
  4. Port 44698 - security issue?

    I've had a bunch of hits on port 44698 over the past few days. is there a virus or worm using that port specifically? -chrisv from logwatch:...

    Started by vonfeldt, 06-01-2008
    • Replies: 3
    • Views: 1,155
    06-05-2008 Go to last post
  5. How to find out when a user account is created?

    Hi all, I had asked this question in another thread but there was no response. Since the question was unrelated to the topic of that thread, I...

    Started by rizi, 05-16-2008
    • Replies: 5
    • Views: 35,041
    05-30-2008 Go to last post
  6. run shell commands on connected client

    Hi all let's assume a client (B) opens a SSH connection to a server (A). is it possible to use this connection also backwards? In other words: is...

    Started by swake, 05-28-2008
    • Replies: 1
    • Views: 1,000
    05-30-2008 Go to last post
  7. a question on linux file access permissions

    Will my root partition all accessible if I boot the pc with a live linux dist?

    Started by slhtn, 05-28-2008
    • Replies: 4
    • Views: 1,217
    05-30-2008 Go to last post
  8. remote packet injection exploits browser vulnerability to run artibrary code as root

    I have a customer interested in purchasing a preinstalled Ubuntu Linux desktop PC. In the past he has had problems with a highly skilled cracker...

    Started by kevinfishburne, 05-27-2008
    • Replies: 1
    • Views: 1,752
    05-28-2008 Go to last post
  9. IPsec on LAN ?

    Hello, I'm student in IT Hight shool education (4 degrees) and i have a security project. I have to crypt IPV6 communications in my school. Every...

    Started by kingspy, 05-27-2008
    • Replies: 2
    • Views: 1,149
    05-27-2008 Go to last post
  10. Using chcon

    Hi, This seems like it must be a FAQ, but I've looked at a lot of documents and not found a straightforward answer, so I hope it's OK to post it...

    Started by grizdog, 05-25-2008
    • Replies: 3
    • Views: 9,616
    05-27-2008 Go to last post
  11. Format String Attack

    Hi everyone... Well, I started learning an attack called "Format String Attack" for demonstration purpose. To do so, I'm using this reference...

    Started by glubby, 05-27-2008
    • Replies: 0
    • Views: 1,913
    05-27-2008 Go to last post
  12. Problem With Metasploit

    I am trying to demonstrate how SELinux can stop zero day attacks and i am using Metasploit with the following exploits: phpbb_highlight...

    Started by nengo, 04-07-2008
    • Replies: 1
    • Views: 1,190
    05-26-2008 Go to last post
  13. Need configurable sftp-server

    While ssh and sftp are secure in transferring files, the sftp-server does not allow any granularity. for example, there's nothing to stop a sftp...

    Started by dougpou, 05-23-2008
    • Replies: 1
    • Views: 1,342
    05-25-2008 Go to last post
  14. problem with sftp rpm

    Hi all I downloaded 'sftp-0.9.9-4.src.rpm' and when I run the command "rpm -ivh sftp-0.9.9-4.src.rpm", it gives the following warning on my...

    Started by dodo_ind, 05-23-2008
    • Replies: 0
    • Views: 1,418
    05-23-2008 Go to last post
  15. php function

    what is the function in php that used to execute files in linux. i want to execute script file that contains iptables rules

    Started by shyma, 04-29-2008
    • Replies: 6
    • Views: 1,718
    05-21-2008 Go to last post
  16. howto send a mail when clamav finds a virus ?

    hi I've installed clamav, clamav-daemon and clamav-freshclam on my debian etch stable and I scan all directories using: 05 5 * * * clamscan -r /...

    Started by cc, 05-21-2008
    • Replies: 1
    • Views: 2,451
    05-21-2008 Go to last post
  17. One Time Password

    Hi folks, Ubuntu 7.04 server amd64 I'm prepared installing One-time-password on the mail server as a test. On googling I found; ...

    Started by satimis, 05-18-2008
    • Replies: 0
    • Views: 2,173
    05-18-2008 Go to last post
  18. Post Block CIDR Country Range

    I want to block all other IPs and allow only: (1) USA (2) Canada (3) Europe (4) Australia but I want to do that in *the most efficient way*,...

    Started by gatekeeper, 05-15-2008
    • Replies: 1
    • Views: 2,215
    05-18-2008 Go to last post
  19. Pam + Ssh Keys

    I know I can use PAM and the access.conf file to restrict root SSH logins from specific IP addresses, so I want to do that but I also want ROOT to...

    Started by BrianCarpio, 05-10-2008
    • Replies: 1
    • Views: 1,199
    05-18-2008 Go to last post
  20. permission

    how i can get permissions to execute iptables commands through php code? i mean that i want to allow apache to run iptables commands.

    Started by shyma, 05-01-2008
    • Replies: 1
    • Views: 850
    05-15-2008 Go to last post

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