Basic rules of computer security: strong passwords, have a firewall set up, don't click on something you're not sure about, and don't log in as admin/root unless you 100% have to.Viruses aren't as much of a problem on linux as on windows, but social engineering in emails, javascript in browsers, and malicious links are still there.Among other things, set up an admin password on your router;.A good place to start learning about security is the movie 'Blackhat', now in theaters (yes, seriously). There's also learning from other perspective, from intruder's perspective.
Jan 08, 2019 Contribute to konstruktoid/hardening development by creating an account on GitHub. Hardening Ubuntu. Systemd edition. Contribute to konstruktoid/hardening development by creating an account on GitHub. Tested on 18.04 Bionic Beaver, 18.10 Cosmic Cuttlefish and Ubuntu 19.04 Disco Dingo (development branch). Autodesk 2017 xforce online. Systemd required.
You can search online for tutorials on basic pentesting/ethical hacking and books.Here's some of my favorite sources to start you off on reading about security. When it comes to linux, it is already secure. It has it's own built in firewalls to keep 'sensitive' documents from being touched. If you want more security, i would go with something like Avast for ubuntu.
You can get the installation file from the website and then you need to download WINE and or WINE Tricks. When you finish downloading avast, right click over the file and click on 'run in WINE.' From there it's just a matter of registering either the free version or just buy a protection plan.
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This is if you wanted something like Avast. I am also putting a link to 5 of the best antivirus programs for ubuntu.Now, for the firewall. You also need to make sure you have a firewall, not just antivirus.
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I will post two links for the firewall. One is to 'harden' Ubuntu's built-in firewall and the other is for other firewall software that you can download (mind you, they are the best as well, and FREE!!!!).