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How do I make sure Ubuntu is secure?

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How do I make sure Ubuntu is secure?

So here are five easy steps to enhance your Linux security.

  1. Choose Full Disk Encryption (FDE) No matter which operating system you are using, we recommend that you encrypt your entire hard disk.
  2. Keep your software up-to-date.
  3. Learn how to use Linux’s firewall.
  4. Tighten up security in your browser.
  5. Use anti-virus software.

How do I protect my Ubuntu server?

7 steps to securing your Linux server

  1. Update your server.
  2. Create a new privileged user account.
  3. Upload your SSH key.
  4. Secure SSH.
  5. Enable a firewall.
  6. Install Fail2ban.
  7. Remove unused network-facing services.
  8. 4 open source cloud security tools.

What is the most stable version of Ubuntu?

Ubuntu Server 20.04 LTS
All of that makes Ubuntu Server 20.04 LTS one of the most stable and secure Linux distributions, perfectly suitable for production deployments across public clouds, data centres and the edge. In this blog, I will walk you through new features that have been introduced as part of the 20.04 LTS release.

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How do I harden Ubuntu 20?

The following tips and tricks are some easy ways to quickly harden an Ubuntu server.

  1. Keep System Up-To-Date.
  2. Accounts.
  3. Ensure Only root Has UID of 0.
  4. Check for Accounts with Empty Passwords.
  5. Lock Accounts.
  6. Adding New User Accounts.
  7. Sudo Configuration.
  8. IpTables.

How Safe Is Ubuntu from hackers?

Ubuntu source code appears to be safe; however Canonical is investigating. “We can confirm that on 2019-07-06 there was a Canonical owned account on GitHub whose credentials were compromised and used to create repositories and issues among other activities,” the Ubuntu security team said in a statement.

How do I harden Ubuntu Linux?

Ubuntu Server Hardening Guide

  1. Keep System Up-To-Date. An extremely crucial part of hardening any system is to ensure that it is always kept up-to-date.
  2. Accounts.
  3. Ensure Only root Has UID of 0.
  4. Check for Accounts with Empty Passwords.
  5. Lock Accounts.
  6. Adding New User Accounts.
  7. Sudo Configuration.
  8. IpTables.