How do I Harden CentOS 7?

How do I Harden CentOS 7?

5 Steps to (Secure)Hardening your Server (Centos 7)

1. Create a new user : We have many access logs on our server with default user like “root, centos, ubuntu,…”, so this step is important to confuse attackers.
2. Disable root remote login.
3. Add Public-key Authentication.
4. Configuring a Basic Firewall.
5. Disable login by Password.

What is special about CentOS?

CentOS is very secure and stable. It is on par with RHEL and receives a lot of the same corporate level security updates making it a great choice for all users. Another strength of CentOS would be its longer release cycle and longer support cycle. Both RHEL and CentOS releases are usually supported for about 10 years.

How do I Harden CentOS?

20 CentOS Server Hardening Security Tips – Part 1

1. Physical Protection.
2. Reduce Spying Impact.
3. Secure BIOS/UEFI.
4. Secure Boot Loader.
5. Use Separate Disk Partitions.
6. Use LVM and RAID for Redundancy and File System Growth.
7. Modify fstab Options to Secure Data Partitions.
8. Encrypt the Hard Disks at block level with LUKS.

How to secure a CentOS 7 Server in 3 simple steps?

To automatically run AIDE checks on a schedule, you can use crontab. Use a command like the one below (the frequency can be changed, of course)- This successfully completes Advanced Intrusion Detection Environment Setup for your CentOS 7 server. The third piece of the puzzle to secure your CentOS 7 server is to enable the Auditd service.

What’s the next step in setting up CentOS 7 VPS?

Once we have set up a brand new CentOS 7 VPS, the next step should always be to secure the server. This is commonly known as server hardening. Server hardening ensures restrictive usage of the server by incorporating various authentication and authorization mechanisms.

What’s the best way to harden a CentOS server?

Set a GRUB password in order to prevent malicious users to tamper with kernel boot sequence or run levels, edit kernel parameters or start the system into a single-user mode in order to harm your system and reset the root password to gain privileged control. 5. Use Separate Disk Partitions

How to build a SFTP server on CentOS 7?

In this tutorial we will learn how to build an SFTP server on CentOS 7 and OpenSSH 7.4 and also providing you two authentication solutions, first one being based on using basic password authentication and the second one by using SSH keys in order to get access to your files.