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Use Cases

What you can build on PTERI.

11.1 Passwordless SaaS Login

How PTERI is applied in real systems

11.2 Step-Up Authentication for Sensitive Actions

Problem

11.3 Admin Approval & Privileged Operations

Problem

11.4 Payments & Payouts

Problem

11.5 Machine-to-Machine (M2M) Services

Problem

11.6 AI Agents & Autonomous Workflows

Problem

11.7 Enterprise & Infrastructure Use Cases

PTERI is designed for systems where trust, auditability, and deterministic behavior are mandatory — not optional.