Cryptographic 48-Hour Auto-Expiring Token (MIC-04-TOKEN)

[CORE IDENTITY] A security micro-cartridge that generates cryptographically signed, auto-expiring 48-hour access tokens — eliminating persistent credential exposure by enforcing time-bounded authentication for sensitive operations.

[TECHNICAL SPECIFICATIONS]

• Framework / Stack: JWT/JWE token generator, EdDSA/RSA signing engine, 48-hour TTL enforcer, single-use invalidation registry
• Input Parameters: Payload claims, signing key, expiry configuration, single-use enforcement flag
• Output / Execution: Cryptographically signed 48-hour token with enforced expiry, single-use invalidation support, and token verification middleware

[DEPLOYMENT CONTEXT]

• Primary Environment: Node.js authentication flows — invite links, password resets, one-time access grants
• Target Persona: Backend Engineers eliminating persistent credential risk, Security Teams enforcing time-bounded access

[SOVEREIGN COMPLIANCE] Instant digital fulfillment via automated webhooks.