Amazon GuardDuty Tester vs ZAIUX ZAIUX® Evo: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
Amazon GuardDuty Tester is a free threat simulation tool. ZAIUX ZAIUX® Evo is a commercial threat simulation tool by Pikered. Compare features, ratings, integrations, and community reviews side by side to find the best threat simulation fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
AWS security teams evaluating GuardDuty need to validate that its detections actually fire in their environment before incidents do; Amazon GuardDuty Tester cuts through sandbox testing by injecting real proof-of-concept findings directly into your account at no cost. The 408 GitHub stars reflect its adoption among teams that discovered their GuardDuty tuning was silencing critical alerts. Skip this if you're not running GuardDuty yet or if your detection validation workflow already includes threat simulation tools; this is purely about understanding what GuardDuty sees and what it misses in your specific setup.
Mid-market and enterprise security teams that need hands-on validation of their incident response playbooks should run ZAIUX Evo; it automates C2 attack simulation with AI-driven remediation instead of leaving you to manually interpret red team findings. The agentless deployment and real-time behavioral analysis map directly to NIST Detect and Respond functions, cutting the friction between breach simulation and actual fixes. Skip this if your priority is broad attack surface discovery or if you lack the SOC maturity to act on remediation recommendations quickly; Evo assumes you want to stress-test response procedures, not just find vulnerabilities.
