Amazon Developer

as

Settings
Sign out
Notifications
Alexa
Amazon Appstore
Ring
AWS
Documentation
Support
Contact Us
My Cases
Get Started
Design and Develop
Publish
Reference
Support

HkdfContextBuilder

Provides support for building HKDF key derivation contexts.

Extends

  • BaseCryptoClass

Constructors

new HkdfContextBuilder()

new HkdfContextBuilder(): HkdfContextBuilder

Returns

HkdfContextBuilder

Methods

buildKeyDerivationContext()

buildKeyDerivationContext(key: SymmetricKey): KeyDerivationContext

Build a context for deriving bits using HKDF.

Parameters

key

SymmetricKey

The key to use as the input keying material (IKM). KeyDerivationContext The HKDF key derivation context object.

Returns

KeyDerivationContext


Last updated: Jul 22, 2026