Ubuntu 20.04 hardening script

1. Is Ubuntu 20.04 LTS stable?
2. Does Ubuntu 20.04 support secure boot?
3. Is Ubuntu vulnerable to dirty pipe?
4. How much RAM does Ubuntu 20.04 require?
5. Which Ubuntu version is fastest?
6. Which Ubuntu LTS is most stable?
7. Does Ubuntu 20.04 need antivirus software?
8. Does Ubuntu 20.04 have a standard firewall?
9. Why is there no antivirus for Ubuntu?
10. Can Ubuntu virus survive?
11. Is Linux the most secure OS?
12. Why does Ubuntu not affect viruses?
13. How much RAM does Ubuntu 20.04 require?
14. Is ufw a good firewall?
15. Which is better ufw or FirewallD?

Is Ubuntu 20.04 LTS stable?

Ubuntu 20.04 (Focal Fossa) feels stable, cohesive, and familiar, which is not surprising given the changes since the 18.04 release, such as the move to to newer versions of the Linux Kernel and Gnome. As a result, the user interface looks excellent and feels smoother in operation than the previous LTS version.

Does Ubuntu 20.04 support secure boot?

Ubuntu 20.04 cannot be installed or booted with secure boot enabled - Lenovo ThinkSystem.

Is Ubuntu vulnerable to dirty pipe?

Canonical today published new Linux kernel security updates for all supported Ubuntu releases to address several vulnerabilities, including the infamous “Dirty Pipe” vulnerability.

How much RAM does Ubuntu 20.04 require?

The recommended system requirements are: CPU: 1 gigahertz or better. RAM: 1 gigabyte or more. Disk: a minimum of 2.5 gigabytes.

Which Ubuntu version is fastest?

If you've upgraded to Ubuntu 22.04 then you probably noticed how smooth the GNOME experience is. If you haven't noticed then try comparing it to an older Ubuntu release or even the latest Fedora.

Which Ubuntu LTS is most stable?

Lubuntu 20.04 LTS, which is based on Ubuntu 20.04 LTS, offers improved stability and long-term support.

Does Ubuntu 20.04 need antivirus software?

Again, the answer is yes. In this case, Ubuntu is a variation of the Linux OS, so it is recommended that you use powerful antivirus software (and other cyber-protection software) to detect known and emerging threats, including zero-day attacks.

Does Ubuntu 20.04 have a standard firewall?

The default firewall configuration tool for Ubuntu is ufw. Developed to ease iptables firewall configuration, ufw provides a user-friendly way to create an IPv4 or IPv6 host-based firewall. ufw by default is initially disabled.

Why is there no antivirus for Ubuntu?

Anti-virus software does exist for Linux, but you probably don't need to use it. Viruses that affect Linux are still very rare. Some argue that this is because Linux is not as widely used as other operating systems, so no one writes viruses for it.

Can Ubuntu virus survive?

However most GNU/Linux distros like Ubuntu, come with built-in security by default and you may not get affected by malware if you keep your system up to date and don't do any manual insecure actions.

Is Linux the most secure OS?

Linux systems are rarely infected by malware such as viruses, worms etc, thereby making it as a very secure OS. As a normal user, we will never come across a situation where Antivirus software is been sold for Linux. This means, Linux is inherently secure and there are many reasons associated with it.

Why does Ubuntu not affect viruses?

Antivirus is not necessary on Linux based operating systems, but a few people still recommend to add an extra layer of protection. Again on the official page of Ubuntu, they claim that you don't need to use antivirus software on it because viruses are rare, and Linux is inherently more secure.

How much RAM does Ubuntu 20.04 require?

The recommended system requirements are: CPU: 1 gigahertz or better. RAM: 1 gigabyte or more. Disk: a minimum of 2.5 gigabytes.

Is ufw a good firewall?

The Uncomplicated Firewall (ufw) is a frontend for iptables and is particularly well-suited for host-based firewalls. ufw provides a framework for managing netfilter, as well as a command-line interface for manipulating the firewall.

Which is better ufw or FirewallD?

FirewallD is better suited for a roaming user on a laptop than ufw because of the automatic zone-management went paired up with NetworkManager. For server administrators, it doesn't matter which one you use.