multipaz/org.multipaz.crypto/Hkdf

Hkdf

object Hkdf

HMAC-based Extract-and-Expand Key Derivation Function (HKDF) according to RFC 5869.

Functions

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fun deriveKey(algorithm: Algorithm, ikm: ByteArray, salt: ByteArray?, info: ByteArray, length: Int): ByteArray

Derives a symmetric encryption key according to HKDF as defined by RFC 5869.

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fun expand(algorithm: Algorithm, prk: ByteArray, info: ByteArray, length: Int): ByteArray

The "expand" part of HKDF.

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fun extract(algorithm: Algorithm, ikm: ByteArray, salt: ByteArray?): ByteArray

The "extract" part of HKDF.