ZoneAlarm Basic Firewall is a basic and great firewall that can easily work for internet users and it can easily stop the cyber attacks. I have used this and found it very useful and gives the facility to protect you from both inbound and outbound attacks.
Avira Internet Security - Avira Internet Security Suite is a one-size-fits-all security solution for your online life.
COMODO Internet Security - Download Free Internet Security Software for Complete protection against viruses and attacks of your computers. Know what's new in Comodo Internet Security.
AVG Internet Security - Stay safe online. AVG Internet Security gives you advanced protection against viruses, ransomware and other threats โ for all your devices. Try it for free!
ESET Smart Security - A Great time online with even better technology!
G Data InternetSecurity - Ransomware steals your memories. For example your photos. We protect you!
Kaspersky AntiVirus - Download the best FREE antivirus for Windows-based desktops, laptops, & tablets and get the core protection against viruses, spyware, phishing & dangerous websites.