Module keys 

Key derivation for the Aztec protocol.

Implements the full key hierarchy: master secret keys via SHA-512, master public keys via Grumpkin scalar multiplication, and app-scoped keys via Poseidon2.

Structs

DerivedKeys

The complete set of derived keys from a secret key.

Enums

KeyType

Identifies a key type for app-scoped derivation.

Functions

compute_app_nullifier_hiding_key

Compute the app-scoped nullifier hiding key.

compute_app_secret_key

Compute an app-scoped secret key from a master key and app address.

compute_ovsk_app

Compute the app-scoped outgoing viewing secret key.

derive_keys

Derive the complete key set from a secret key.

derive_master_incoming_viewing_secret_key

Derive the master incoming viewing secret key from a secret key.

derive_master_nullifier_hiding_key

Derive the master nullifier hiding key from a secret key.

derive_master_outgoing_viewing_secret_key

Derive the master outgoing viewing secret key from a secret key.

derive_master_tagging_secret_key

Derive the master tagging secret key from a secret key.

derive_public_key_from_secret_key

Derive a Grumpkin public key from a secret key via scalar multiplication.

derive_signing_key

Derive the signing key from a secret key.