Is Ubuntu 18.04 still secure? Your Ubuntu software is secure from the moment you install it, and will remain so as Canonical ensures security updates are always available on Ubuntu first.
How do I make Ubuntu more secure?
- Creating New User. Using root user (also is with Administrator) is not a bright idea, especially if you are exposing a machine to the internet.
- Locking root for ssh login.
- Changing SSH port and account lockout policy.
- Other SSH settings.
- Enable 2FA.
- Install Fail2Ban.
How do I harden Ubuntu?
- Keep System Up-To-Date. An extremely crucial part of hardening any system is to ensure that it is always kept up-to-date.
- Ensure Only root Has UID of 0.
- Check for Accounts with Empty Passwords.
- Lock Accounts.
- Adding New User Accounts.
- Sudo Configuration.
Is Ubuntu good for security? 1 Answer. “Putting personal files on Ubuntu” is just as safe as putting them on Windows as far as security is concerned, and has little to do with antivirus or choice of operating system. Your behavior and habits have to be secure first and you have to know what you’re dealing with.