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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: 65,211
    01-11-2010 Go to last post
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  1. Check to look for evidences

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

    Started by admlewis, 04-19-2012
    • Replies: 4
    • Views: 843
    04-20-2012 Go to last post
  2. 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: 1,482
    04-19-2012 Go to last post
  3. 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 95.211.82.184:80...

    Started by yashar, 04-18-2012
    • Replies: 0
    • Views: 5,519
    04-18-2012 Go to last post
  4. 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: 2,643
    04-17-2012 Go to last post
  5. 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: 1,233
    04-08-2012 Go to last post
  6. 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: 2,479
    03-28-2012 Go to last post
  7. 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: 784
    03-27-2012 Go to last post
  8. 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: 2,928
    03-23-2012 Go to last post
  9. 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: 1,222
    03-15-2012 Go to last post
  10. 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: 899
    03-14-2012 Go to last post
  11. [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: 1,739
    03-12-2012 Go to last post
  12. Linux Surfer - Securing Guest OS in Virtual Box

    I'm working on a Linux Surfer a Linux Distro meant to be ran live and used for secure surging. One of the tools in the aresenal for the user is...

    Started by LinuxLive, 03-10-2012
    • Replies: 0
    • Views: 1,108
    03-10-2012 Go to last post
  13. AES-GMAC for AH

    Hi, I am trying to implement AES-GMAC (RFC 4543) for AH mode in ipsec, say transport mode. I saw an implementation for aes-gmac in the kernel in...

    Started by bjxt, 03-06-2012
    • Replies: 0
    • Views: 1,247
    03-06-2012 Go to last post
  14. Question Shadow: How does the encrytion work?

    Hey! I hope its okay that I started another thread. I got another question about how encryption of user passwords works in linux. I really want to...

    Started by trudy1, 02-20-2012
    • Replies: 3
    • Views: 1,773
    02-28-2012 Go to last post
  15. How to request for a certificate over the network using certutil?

    Hi everyone I need to request for a certificate from a Windows Enterprise CA over the network from a Linux client. I need a similar service to...

    Started by harshanahnd, 02-27-2012
    • Replies: 0
    • Views: 1,390
    02-27-2012 Go to last post
  16. SSL cert for web site

    I have a *.crt, *.pfx and *.p7b SSl cert that I got off my Windows 2008 server and want to use it on my Cent OS 5.7 server but not sure how about...

    Started by matthes, 02-23-2012
    • Replies: 3
    • Views: 1,303
    02-25-2012 Go to last post
  17. Thumbs down gpg and pinentry

    I am trying to use gpg, but pinentry is causing all sorts of problems. I can encrypt a file fine (using -c). The trouble occurs when I decrypt. ...

    Started by WyattOil, 02-25-2012
    • Replies: 0
    • Views: 1,060
    02-25-2012 Go to last post
  18. Question Logoff on wrong user name

    Hi! I wonder if there is a way that a user immediately gets disconnected whenever he enters a wrong username. (So that he isn`t asked for a...

    Started by trudy1, 02-19-2012
    • Replies: 1
    • Views: 950
    02-19-2012 Go to last post
  19. iptables help

    In the act of full-disclosure, this is in regards to something I am doing at my job. I have been given the task of creating a new linux lab...

    Started by pauhn, 02-16-2012
    • Replies: 5
    • Views: 1,517
    02-17-2012 Go to last post
  20. Snort

    Hi, I am trying to implement IDS in my router,so i have chosen snort to detect attacks...I have downloaded snort 2.9.1.2 version and compiled it...

    Started by keerthipriya, 02-16-2012
    • Replies: 0
    • Views: 951
    02-16-2012 Go to last post

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