25 Hardening Security Tips for Linux Servers

Best Affordable Linux and WordPress Services For Your Business
Outsource Your Linux and WordPress Project and Get it Promptly Completed Remotely and Delivered Online.

If You Appreciate What We Do Here On TecMint, You Should Consider:

  1. Stay Connected to: Twitter | Facebook | Google Plus
  2. Subscribe to our email updates: Sign Up Now
  3. Get your own self-hosted blog with a Free Domain at ($3.45/month).
  4. Become a Supporter - Make a contribution via PayPal
  5. Support us by purchasing our premium books in PDF format.
  6. Support us by taking our online Linux courses

We are thankful for your never ending support.

Ravi Saive

I am Ravi Saive, creator of TecMint. A Computer Geek and Linux Guru who loves to share tricks and tips on Internet. Most Of My Servers runs on Open Source Platform called Linux. Follow Me: Twitter, Facebook and Google+

Your name can also be listed here. Got a tip? Submit it here to become an TecMint author.

RedHat RHCE and RHCSA Certification Book
Linux Foundation LFCS and LFCE Certification Preparation Guide

You may also like...

73 Responses

  1. Mohammad Khalid says:

    I am also administrating Linux servers for my client websites and facing too many security threats.

    Sometimes server got down after website update.

    I will also use above tips to secure my servers.

    Thanks for the tips.

  2. Jota Esse says:

    Thanks for the tutorial. You may change the step 1. Md5 is deprecated and now the command is grub-mkpasswd-pbkdf2

  3. Arsalan says:

    kindly correct the english grammer mistakes and recheck for other errors. Otherwise a very good article for linux security. Recommended!

  4. Gaurav Bhatkar says:

    Hi,

    Kindly help me understand tip number 15.
    lcredit=-1 ucredit=-2 dcredit=-2 ocredit=-1 why these parameters have -1/-2 value.

    Thanks in advance
    Gaurav

Got something to say? Join the discussion.

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.