1stProtect.ai vs IriusRisk Threat Modeling Platform: Side-by-Side Comparison (2026)

1stProtect.ai: Runtime enforcement platform with 22 modules on one SIGMA engine, offline-capable. built by 1stProtect.ai. Core capabilities include Single user-space SIGMA engine replacing multiple legacy security engines (EPP, EDR, DLP, IAM, ITDR, SASE), 22 protection modules covering credential theft, ransomware, data exfiltration, process injection, browser attacks, and agent self-defense, Offline-first policy enforcement with local policy engine cached in kernel memory — no cloud dependency required..

IriusRisk Threat Modeling Platform: Automated threat modeling platform integrating security into the SDLC. built by IriusRisk. Core capabilities include Automated threat modeling across software architectures, Trust zone creation to define organizational and third-party security boundaries, Software supply chain risk visibility and scoping..

Both serve the Detection Engineering market but differ in approach, feature depth, and target audience.

1stProtect.ai differentiates with Single user-space SIGMA engine replacing multiple legacy security engines (EPP, EDR, DLP, IAM, ITDR, SASE), 22 protection modules covering credential theft, ransomware, data exfiltration, process injection, browser attacks, and agent self-defense, Offline-first policy enforcement with local policy engine cached in kernel memory — no cloud dependency required. IriusRisk Threat Modeling Platform differentiates with Automated threat modeling across software architectures, Trust zone creation to define organizational and third-party security boundaries, Software supply chain risk visibility and scoping.

1stProtect.ai is developed by 1stProtect.ai. IriusRisk Threat Modeling Platform is developed by IriusRisk. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

1stProtect.ai and IriusRisk Threat Modeling Platform serve similar Detection Engineering use cases. Review the feature comparison above to determine which fits your requirements.