Security as a Service (SecaaS)

What is security as a service (SecaaS)?
Security as a service (SecaaS or SaaS) is a cloud computing model that provides managed security services over the Internet. SecaaS is based on the Software as a Service (SaaS) model, but is limited to specialized information security services.
SecaaS makes it easy to deliver managed security services from the cloud, which organizations benefit from:

Reduced costs: SecaaS solutions are offered on a monthly basis and per purchased license.

Easy administration: A service provider offers complete management of cloud security services, security policies and general administration. Customizable and scalable services range from antivirus / malware to outsourced security software developers.

Continuous virus protection updates: The SecaaS services ensure that security software is maintained with the latest virus definition and security updates.