---
title: hpke_P384_SHA384_AES_GCM_256
framework: authenticationservices
role: symbol
role_heading: Type Property
path: authenticationservices/asauthorizationproviderextensionencryptionalgorithm/hpke_p384_sha384_aes_gcm_256
---

# hpke_P384_SHA384_AES_GCM_256

A cipher suite that you use for HPKE using NIST P-384 elliptic curve key agreement, SHA-2 key derivation with a 384-bit digest, and the Advanced Encryption Standard cipher in Galois/Counter Mode with a key length of 256 bits.

## Declaration

```swift
static let hpke_P384_SHA384_AES_GCM_256: ASAuthorizationProviderExtensionEncryptionAlgorithm
```