Function deriveRecoveryKeyFromPassphrase

deriveRecoveryKeyFromPassphrase(
    passphrase: string,
    salt: string,
    iterations: number,
    numBits?: number,
): Promise<Uint8Array>
Derive a recovery key from a passphrase and salt using PBKDF2.
Parameters
- passphrase: string
  The passphrase to derive the key from
- salt: string
  The salt to use in the derivation
- iterations: number
  The number of iterations to use in the derivation
- numBits: number = DEFAULT_BIT_SIZE
  The number of bits to derive
Returns Promise<Uint8Array>
See
https://spec.matrix.org/v1.11/client-server-api/#deriving-keys-from-passphrases
- Defined in src/crypto-api/key-passphrase.ts:28