Developer Builds AI Tool That Tests Security Specs Before Code Is Written

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A software engineer created GAUNTLEX, an adversarial co-generation engine designed to identify security flaws in technical specifications before any code is produced. The tool was inspired by observations during large-scale legacy modernization projects at banks and insurers, where thousands of specs were being generated faster than human review processes could handle. GAUNTLEX runs two simultaneous AI agents — a Builder that implements the spec and a Breaker that attacks it — while a third agent scores the results into an Adversarial Resilience Score. If the score falls below a configurable threshold, the merge is automatically blocked, similar to how a failing test suite works today. Each finding is mapped to industry compliance frameworks including NIST SSDF, OWASP SAMM, SOC 2, and ISO 27001, making results useful to both engineers and auditors.

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