The Dual-Layer Identity: How Physical QR Pairs with Digital Security

“Traditional automotive identifiers like engraved chassis plates, plastic keychains, or laminated cards suffer from a fundamental vulnerability: they cannot be dynamically revoked, transferred, or privacy-gated. If a static sticker contains encoded personal data, that data is permanently compromised the moment the car is sold or parked in public. VaahanSafe implements a dual-layer cryptographic state machine that strictly decouples physical inventory from authenticated digital ownership.”