1stProtect.ai vs Sigma Query: 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..

Sigma Query: Searchable repository of Sigma detection rules for threat hunting and SIEM. Core capabilities include Over 3,000 Sigma detection rules covering multiple platforms and attack scenarios, MITRE ATT&CK framework mapping with coverage of 385+ techniques, Multi-platform support including Windows, Linux, macOS, AWS, Azure, GCP, Kubernetes..

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. Sigma Query differentiates with Over 3,000 Sigma detection rules covering multiple platforms and attack scenarios, MITRE ATT&CK framework mapping with coverage of 385+ techniques, Multi-platform support including Windows, Linux, macOS, AWS, Azure, GCP, Kubernetes.

1stProtect.ai integrates with Splunk, Datadog, Elastic, Sumo Logic, Okta and 14 more. Sigma Query integrates with Windows, Linux, macOS, AWS, Azure and 11 more. Check integration compatibility with your existing security stack before deciding.

1stProtect.ai and Sigma Query serve similar Detection Engineering use cases: both are Detection Engineering tools. Key differences: 1stProtect.ai is Commercial while Sigma Query is Free. Review the feature comparison above to determine which fits your requirements.