https://www.bleepingcomputer.com/news/security/traditional-pen-testing-vs-ptaas-with-web-application-security/

While traditional penetration testing (pen testing) has long been the go-to method for identifying security gaps in a organization’s network and web application, a new approach has emerged: penetration testing as a service (PTaaS).

With evolving cyberthreats in the digital landscape, organizations search for effective ways to secure their web applications. PTaaS combines the thoroughness of traditional pen testing with the continuous vigilance of scanners offering a new perspective on security testing.