> Aztec.nr API reference, v6.0.0 (mainnet and testnet). Index: https://docs.aztec.network/aztec-nr-api/v6.0.0/llms.txt

# Module ecdh_shared_secret

Module: `noir_aztec::keys::ecdh_shared_secret`

## Functions

- [compute_app_siloed_shared_secret](/aztec-nr-api/v6.0.0/noir_aztec/keys/ecdh_shared_secret/fn.compute_app_siloed_shared_secret.md): Computes an app-siloed shared secret from a raw ECDH shared secret point and a contract address.
- [derive_ecdh_shared_secret](/aztec-nr-api/v6.0.0/noir_aztec/keys/ecdh_shared_secret/fn.derive_ecdh_shared_secret.md): Computes a standard ECDH shared secret: secret \* public_key = shared_secret.