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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: 52,798
    01-11-2010 Go to last post
  1. Question Mini Firewall Hardware

    I'm interested if anyone has come across or has implemented a 'mini' hardware firewall along the lines of the Raspberry Pi - a minimal board with 2...

    Started by Dharmaseals, 05-13-2012
    • Replies: 1
    • Views: 2,186
    05-14-2012 Go to last post
  2. OpenVPN makes other ports visible?

    I have a question about security, I'm wondering if anyone here knows. Recently I was experimenting with OpenVNP, and was running a VPN server off...

    Started by cclauson, 05-07-2012
    • Replies: 7
    • Views: 1,498
    05-08-2012 Go to last post
  3. open source 802.1x authenticator

    hi experts i am trying to substitute the switch authenticator with linux or unix OSed system. what should i do ? after hours of google surfing i...

    Started by hashemifard, 05-07-2012
    • Replies: 0
    • Views: 776
    05-07-2012 Go to last post
  4. Question Potential security problem with Ecryptfs(?)

    Hi everyone! I've been playing around with ecryptfs and have been thinking about system security. One thing that worried me with ecryptfs was that...

    Started by Mr_Niceguy, 05-04-2012
    • Replies: 2
    • Views: 1,573
    05-05-2012 Go to last post
  5. pls support Filter MAC with iptables

    Hi all, pls support me about iptables with this topology: Net1----------------SW layer3---------------iptables FW ----------Net3...

    Started by manhte1, 04-27-2012
    • Replies: 1
    • Views: 821
    04-27-2012 Go to last post
  6. Linux Server Firewall/Content Filter.

    I want to set up a linux firewall runing squid-guard or DansGuardian to separate off a kids safe wireless network. I do not want to loose the...

    Started by dave_c_v, 04-26-2012
    • Replies: 0
    • Views: 1,878
    04-26-2012 Go to last post
  7. iptables: introduce new ruleset

    Hi everyone, New to the site and these forums. I'm hoping someone can point me in the right direction to solve a peculiar problem. I've created a...

    Started by putter1900, 04-18-2012
    2 Pages
    1 2
    • Replies: 10
    • Views: 2,040
    04-24-2012 Go to last post
  8. Generating keys for passwordless SFTP transfers?

    I noticed that you can't submit a password in a script for SFTP. After doing some reading, I noticed that keys might be an option. Can someone...

    Started by tetradelta, 04-20-2012
    • Replies: 6
    • Views: 12,329
    04-23-2012 Go to last post
  9. Red face Securing Tomcat 6 8080 port

    I have installed Linux CentOS 6 with Apache 2 and Tomcat 6. Apache 2 is with PHP module, which have my main and my public website on 80 port. Tomcat...

    Started by milindsaraswala, 04-20-2012
    • Replies: 1
    • Views: 1,076
    04-21-2012 Go to last post
  10. Check to look for evidences

    Hi, if I haven't any evidences this not means that my box was not been if I have the doubt of simply I want check the integrity of my pc...

    Started by admlewis, 04-19-2012
    • Replies: 4
    • Views: 685
    04-20-2012 Go to last post
  11. setting up firewall rules - Fedora

    i was wondering how do I setup ipTable rules on my Fedora box ? I had been reading about it lately but couldn't find much useful examples. Basically...

    Started by who, 04-18-2012
    • Replies: 4
    • Views: 1,246
    04-19-2012 Go to last post
  12. understanding snort SDF Sensitive Data Preprocessor

    i'm overwhelmed by Sensitive Data related alerts. alert file: SENSITIVE-DATA Email Addresses 04/17-07:41:46.392038

    Started by yashar, 04-18-2012
    • Replies: 0
    • Views: 4,207
    04-18-2012 Go to last post
  13. FTP over SSH

    My first post. I am not a unix system admin. I have been searching a lot for solutions to this problem, but have not found commands to do this. So I...

    Started by noobhat, 04-04-2012
    • Replies: 5
    • Views: 2,283
    04-17-2012 Go to last post
  14. External Hard Drive Encryption

    Hi all, I need an encryption solution that gives my external hard drive plug-it-in-anywhere password protection. I need to be able to read/write to...

    Started by bonesTdog, 04-07-2012
    • Replies: 1
    • Views: 1,102
    04-08-2012 Go to last post
  15. LDAP password expiry

    I have an OpenSUSE LDAP server where the passwords expire every few months. Is there a way to see how long specific users have until their passwords...

    Started by blank888, 03-16-2012
    • Replies: 3
    • Views: 1,723
    03-28-2012 Go to last post
  16. Need assistance understanding how to implement ppolicy in openldap

    As a foreword, still new to linux and openldap. I have taken over administration of my companies openldap implementation, this is as a result of two...

    Started by ruh8n2, 03-27-2012
    • Replies: 0
    • Views: 665
    03-27-2012 Go to last post
  17. How to bypass login in linux console

    Hi, I am creating my own Linux iso. However, when I run that iso, after doing some stuff it ask me for login password. I want to bypass this so...

    Started by Aditya1685, 03-21-2012
    • Replies: 5
    • Views: 2,475
    03-23-2012 Go to last post
  18. Exclamation No MTA installed but some logs there for Mail Server

    Hi, Recently when I inspect server logs found that some mail logs as follows This seems internal mail realy thing hence it shows loopback...

    Started by amithad, 03-15-2012
    • Replies: 0
    • Views: 1,034
    03-15-2012 Go to last post
  19. What's up with sudo?

    Every week I do a Crux update, and almost every week, there's an upgrade to sudo. Why is that? Sudo has been around since forever; it should have...

    Started by hazel, 03-14-2012
    • Replies: 1
    • Views: 756
    03-14-2012 Go to last post
  20. [SOLVED] secure cert. issue

    hi, I just installed a secure cert. on my server and can not get it to work...I´ve checked apache´s config file for lines like: ...

    Started by apascal, 03-10-2012
    • Replies: 1
    • Views: 1,264
    03-12-2012 Go to last post

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