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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: 71,539
    01-11-2010 Go to last post
  1. Buffer overflow exploits

    Hi all, I'm experimenting with creating buffer overflow exploits on x86 platforms across multiple target distros. It's not meant to be malicious in...

    Started by jalfrezi, 09-21-2015
    • Replies: 6
    • Views: 2,083
    09-23-2015 Go to last post
  2. Question How to setup iWelcome with MS-JNC

    For many years I'm using MS-JNC to connect to our corporate network using RSA SecureID token. Since a few weeks ago our company decided to switch to...

    Started by blnl, 09-18-2015
    • Replies: 0
    • Views: 1,708
    09-18-2015 Go to last post
  3. Exclamation I need a WAF

    Dear Guys, I am looking For a Distro or Something , That can work as a WAF (Web application Firewall), I need it to be able to make reports ,ETC,...

    Started by deathknight, 09-11-2015
    • Replies: 1
    • Views: 2,250
    09-15-2015 Go to last post
  4. Making LiveDVD of my encrypted system

    Hi all! I have a system which i installed on usb flash (doesn't matter why). The system has 3 partitions: "boot", "/" and "swap". "Swap" and "/"...

    Started by McMurphy0101, 08-23-2015
    • Replies: 1
    • Views: 4,424
    09-15-2015 Go to last post
  5. Question Alpine linux and grsecurity

    I didnt know where to post it, feel free to move it I am using Alpine linux distro and trying to run the tor browser bundle Thing is, I have...

    Started by WhiteHatGuy, 08-20-2015
    • Replies: 1
    • Views: 2,314
    08-23-2015 Go to last post
  6. Port not opened ?

    iptables -L This ruleas are written by firestarter and all works like it should, but port 11381 is not opened. Any comment ? I mean, red...

    Started by BubikolRamios, 08-19-2015
    • Replies: 2
    • Views: 2,803
    08-20-2015 Go to last post
  7. centos + firestarter

    if I look at etc/sysconfig/iptables I see: Namely both ports should be opened ? Nope, testing with Open Port Check Tool - Test Port Forwarding...

    Started by BubikolRamios, 08-18-2015
    • Replies: 0
    • Views: 1,876
    08-18-2015 Go to last post
  8. Default ufw settings

    Is running ufw default settings ok to run? I mean i know its default settings, but this is just for a daily use nothing fancy. no downloads just web...

    Started by lulzboat, 07-17-2015
    • Replies: 0
    • Views: 3,391
    07-17-2015 Go to last post
  9. Can you suggest installable distro with non-persistent sessions?

    Hello, I wanted to ask if you can, please, suggest security distro that is the closest to what I try to find. I have read about many distros and...

    Started by virginia123, 07-08-2015
    • Replies: 3
    • Views: 1,524
    07-11-2015 Go to last post
  10. Protecting Identity visiting sites?

    There are some sites I visit that I would like to remain anonymous. I am considering using a VPN or Tor/Tails. How well do these technologies protect...

    Started by JoeS, 03-21-2015
    • Replies: 4
    • Views: 3,297
    07-09-2015 Go to last post
  11. Firewall blocking local connections?

    Hello, my server web based control panel is accessible, but somehow cant connect to the server (no_socket_connect_to_server): Please can i ask...

    Started by postcd, 07-03-2015
    • Replies: 2
    • Views: 2,025
    07-07-2015 Go to last post
  12. Linux Malware Detect(Maldet) does it come with gzbase64.inject

    Hello All: We installed Maldet yesterday to scan for malwares and we found gzbase64.inject.unclassed. Does this come along with the package of...

    Started by bipin82, 06-26-2015
    • Replies: 0
    • Views: 1,284
    06-26-2015 Go to last post
  13. securing ssh using iptables?

    I was recently reading an article on better securing ssh. It recommended taking a look at /var/log/auth.log to see if there had been any suspicious...

    Started by jamtat, 06-17-2015
    • Replies: 1
    • Views: 2,544
    06-17-2015 Go to last post
  14. Capture sudo replay for root user

    I have setup sudo and using sudoreplay.However some of my DBA's have root access so is there a way that I can use sudo replay to capture their...

    Started by tshepang, 06-02-2015
    • Replies: 1
    • Views: 3,948
    06-02-2015 Go to last post
  15. Grub menu/MBR modifications

    I have an offline computer that's suddenly had it's mbr changed. I had a 10 s timeout, who suddenly has disappeared. By removing one older kernel...

    Started by mrbigfoot, 05-31-2015
    • Replies: 2
    • Views: 2,213
    05-31-2015 Go to last post
  16. Question What, In Your Opinion, Is The Most Secure, Lightweight Forum Software?

    Good day everyone, I am in the midst of setting up a very small community on a few servers. I have browsed the web looking at the different forum...

    Started by Xorg, 05-11-2015
    • Replies: 2
    • Views: 3,904
    05-13-2015 Go to last post
  17. Using keepass2 for mono, cannot paste, ctl-v in the password?

    Hello, I'm using keepass2 for Linux and it's supposed to run under mono. Although I have no experience with mono, it seems to run the same either...

    Started by jkwilborn, 04-18-2015
    • Replies: 2
    • Views: 2,141
    04-19-2015 Go to last post
  18. ntpd attack,why?

    Hello, i got this message ( that one of VPS participated in NTP attack. Im providing an VPS to one person, this is running...

    Started by postcd, 04-09-2015
    • Replies: 1
    • Views: 2,757
    04-09-2015 Go to last post
  19. how to secure the hdd: can i make the notebook safe with LUKS ?

    hello and good evening dear linux-experts and users i have bought a new notebook and just did a installation. I installed a opensuse-system - the...

    Started by sayhello, 02-26-2015
    • Replies: 1
    • Views: 3,579
    04-02-2015 Go to last post
  20. Root user password resets after reboot

    Hi I have a seagate central nas. The root user has no password, so I set one and it works. But when I reboot the system it dissappears, no...

    Started by Pgaroth, 10-01-2013
    • Replies: 3
    • Views: 5,151
    03-24-2015 Go to last post

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