Find the answer to your Linux question:
Page 2 of 88 FirstFirst 1 2 3 4 5 6 12 52 ... LastLast
Threads 21 to 40 of 1746

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: 76,265
    01-11-2010 Go to last post
  1. Top Reasons Why Linux Server Needs 2FA

    What are the process to secure linux servers?

    Started by reve-secure, 07-09-2017
    • Replies: 2
    • Views: 3,858
    07-27-2017 Go to last post
  2. System logging vs Auditing

    Hi all. I've got Oracle Linux 7 and I need to log events related to users logons, processes start\stop and some other in order to be in compliance...

    Started by Olegg, 07-21-2017
    • Replies: 2
    • Views: 2,685
    07-24-2017 Go to last post
  3. Post How can i iptables block hostname instead of IP and on partial match?

    Hello, how can i on Linux (CentOS 6 in my case) block all incoming connections (maybe better to say deny forwarding of the network connection...

    Started by postcd, 06-25-2017
    • Replies: 3
    • Views: 7,788
    07-04-2017 Go to last post
  4. SNORT rule does not work!

    hello I have a problem. I do these steps of snort for adjusting rule. 1. cd /etc/snort/rules 2. sudo nano twitter.rules 3. reject tcp any...

    Started by pink-hat, 06-22-2017
    • Replies: 0
    • Views: 1,422
    06-22-2017 Go to last post
  5. [SOLVED] decryption issue

    Hi there. When i installed my os, majaro, i chose to encrypt all the partitions. at the first boot i immidiately noticed it took a very long time to...

    Started by nicocasa, 06-07-2017
    • Replies: 1
    • Views: 3,062
    06-09-2017 Go to last post
  6. Secure my servers

    I have a small company with at least 5 workers. Well we have one server(FTP,mail,voip) and second server(PTGR, Cacti). We offer services to other...

    Started by victorzx, 06-06-2016
    • Replies: 4
    • Views: 7,408
    05-22-2017 Go to last post
  7. iptables rules

    when I apply the following rule iptables -A INPUT -i wlan0 -j REJECT iptables -A OUTPUT -o wlan0 -j REJECT am I rejecting all traffic on...

    Started by lgcs, 05-10-2017
    • Replies: 0
    • Views: 1,627
    05-10-2017 Go to last post
  8. Lightbulb Information on Linux GUI Based Trasperant Firewall

    Hi All, Could I know a good Linux firewall which is has GUI, QOS and Traffic control capabilities with good documentation? My requirement is as...

    Started by amithad, 05-04-2017
    • Replies: 0
    • Views: 1,700
    05-04-2017 Go to last post
  9. How do you set up locking out accounts after inactivity for 30 days?

    I've done some research but I've never done this with NIS. I'm wondering if what I describe here will work: On my NIS master, add to the...

    Started by edomingox, 04-27-2017
    • Replies: 2
    • Views: 2,419
    05-01-2017 Go to last post
  10. [SOLVED] What does this mean in iptables?

    I been having trouble figuring out what this means in one of my servers iptables. Maybe someone can explain it to me. Chain OUTPUT (policy...

    Started by edomingox, 03-31-2017
    • Replies: 2
    • Views: 6,256
    04-06-2017 Go to last post
  11. Locked Down Computer

    Hi, I'm brand new here, so I hope this is the right forum. My boss gave me her deceased sister's computer, to try to get into it. (She has...

    Started by MissAnnThrope, 03-01-2017
    • Replies: 7
    • Views: 6,222
    03-02-2017 Go to last post
  12. Exclamation Need help for Fail2Ban failregex

    Hello, please help me, i try to create this regex for fail2ban over 4 hours! with no result. Can anyone please help me to create a regex for...

    Started by freek51, 02-23-2017
    • Replies: 0
    • Views: 2,107
    02-23-2017 Go to last post
  13. [SOLVED] Strange process running

    Should Netcat be running on my Lubuntu 16.04 desktop computer. $ps -ef nc -q -1 30000 update: I was running PlayonLinux and it...

    Started by Reese1379, 02-19-2017
    • Replies: 1
    • Views: 1,635
    02-19-2017 Go to last post
  14. Two passwords work for sudo?

    I have a NIS environment. A user has a NIS account which the password just expired, so he changed it. He also has sudo access for only his machine...

    Started by edomingox, 02-16-2017
    • Replies: 1
    • Views: 1,087
    02-19-2017 Go to last post
  15. Wine, PlayOnLinux, Crossover Linux & OS Security

    Hi everyone ! Usually in order to reduce the surface attack of the OS, it is advised not to use any proprietary software, especially those made to...

    Started by LIGNUX, 02-17-2017
    • Replies: 2
    • Views: 1,602
    02-19-2017 Go to last post
  16. SSh -RSA2 Key Fingerprint changed?

    Hi All - Hope you can help I have a Raspberry Pi - running Raspian It had a fixed IP address and all of a sudden, I could not see it via SSH...

    Started by devwink, 02-04-2017
    • Replies: 4
    • Views: 1,782
    02-08-2017 Go to last post
  17. Question Auditing Issue on RedHat 6 (aureport showing bogus data)

    Greetings! It's been several years since I've worked with Linux, and I just started a job managing/auditing a system that includes a cluster running...

    Started by DJ_Thrive, 12-23-2016
    • Replies: 3
    • Views: 2,172
    01-25-2017 Go to last post
  18. Encrypted Home Folder

    Hi ! When installing a distro, users are given the choice to encrypt (or not) their "Home folder" with a pass phrase. So, with that pass nothing...

    Started by LIGNUX, 01-13-2017
    • Replies: 3
    • Views: 1,538
    01-14-2017 Go to last post
  19. I want to try privacy and/or security Linuxes

    I would like to try privacy and/or security Linuxes if this combination is possible. Please recommend this kind of distributions if you have...

    Started by c3p0, 12-16-2016
    • Replies: 3
    • Views: 1,613
    12-17-2016 Go to last post
  20. Is TLS applied over a network kickstart server?

    I have a kickstart server. It doesn't use any http service at all. It does run a kickstart script over our network. Can TLS be applied to that or...

    Started by edomingox, 12-08-2016
    • Replies: 0
    • Views: 1,092
    12-08-2016 Go to last post

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts