Number 1: ZAP
Best for: teams that need a fully scriptable scanner they can own end to end
Ranked list · DAST
10 tools, ranked Last reviewed
A practitioner's guide to dynamic application security testing tools, picked for distinct scenarios rather than ranked, with an honest caveat on each.
The order follows the roundup The 10 Best DAST Tools, which explains each pick and where it falls short.
Best for: teams that need a fully scriptable scanner they can own end to end
by PortSwigger
Best for: hands-on manual testing where a human drives every request
Best for: large application estates where triage capacity, not detection, is the bottleneck
Best for: developer-owned scanning of pre-production environments in CI
by OpenText
Best for: complex authenticated legacy applications under centralized policy
Best for: API testing that covers authorization logic, not just injection
Best for: finding and testing the internet-facing assets you did not know you had
Best for: fast, high-confidence checks for known issues across many hosts
Best for: continuous assurance where scanner output alone will not satisfy the requirement
by ForAllSecure
Best for: driving code paths into failure states with reproducible crash cases
methodology
How entries are chosen. Every entry is a tool with a published profile in the catalog, in Dynamic Application Security Testing. Each note above says why it made this list, for the job in the title, separately from the tool's full profile.
Ranking is editorial. The order is a judgement by the editors about fit for this use case, not a score, a benchmark or a popularity count. A different job can produce a different order.
Advertising has no influence. Slots marked Sponsored are sold separately from the editorial. No vendor can pay to be included, to move up, or to be removed.