Sentinel Den

The product is a suite of 12 native iOS and Android SDKs that provide on-device security including runtime tamper detection, hardware-backed cryptography, PII redaction, and authorization controls for on-device LLM agents, keeping all processing and sensitive data on the device. It sells to developers, engineering and IT teams in businesses that build mobile apps requiring runtime defense and privacy compliance. It is delivered as drop-in signed binaries (.xcframework on iOS, .aar on Android) licensed annually, plus a macOS auditing app and CLI, with no third-party dependencies and no public registry.

Key features

• Runtime tamper detection
• Hardware-backed cryptography
• PII redaction on device
• On-device LLM agent authorization
• Jailbreak detection
• Debugger detection
• Dylib injection detection
• Frida detection
• App Attest integration
• Certificate pinning with SPKI pins
• ECDSA-signed in-memory licensing
• Binary audit via CLI and Studio