You can use web application firewall (WAF) solutions to protect web applications and APIs from well-known and zero-day attacks, meet and demonstrate compliance with key standards, and apply consistent, global security policies and add specific ones. But to realize these benefits, you’ll first have to select from a diverse set of vendors that vary by size, type of offering, geography, and use case differentiation. Security pros should use this report to understand the value they can expect from a WAF solution vendor, learn how vendors differ, and investigate options based on size and market focus.