Device Key & Storage Adapter
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Algorithm
ECDSA (P-256 Curve)
Active Storage Driver
IndexedDB
Private Key Extractable
false
Created At
-
Storage Persistence Verification
Verifies that the key persists in the selected storage backend across page reloads and produces valid cryptographic signatures.
Key Verified in Storage
Retrieved existing key from selected storage adapter.
Request Proof-of-Possession (PoP) Generator
Generates signed authorization proof for HTTP API requests. Requests are bound to the device's WebCrypto private key.
Session Hijacking Attack Simulator
Test how the WebCrypto key binding mechanism defends against real-world session hijacking scenarios on the active storage driver.