What are some alternatives?
When comparing Comodo cWatch Website Security Stack and Linkbynet, you can also consider the following products
AWS WAF - AWS WAF is a web application firewall that helps protect your web applications from common web exploits.
WiscNet Security Services - WiscNet Security Services provide a managed firewall and understands the importance of network security.
nginx - A high performance free open source web server powering busiest sites on the Internet.
ControlScan - ControlScan protects small and mid-sized businesses with enterprise-grade security tools and compliance services that keep them steps ahead of the cyber criminal.
Sucuri - Website Protection, Malware Removal, and Blacklist Prevention
Castlerock Cyber Security - CCSLLC will help protect computing assets, design systems in the datacenter or in the cloud, or handle many compliance requirements.