PBKDF

public class PBKDF

Derives key material from a password or passphrase.

  • Enumerates available pseudo random algorithms

    See more

    Declaration

    Swift

    public enum PseudoRandomAlgorithm

  • Determines the (approximate) number of iterations of the key derivation algorithm that need to be run to achieve a particular delay (or calculation time).

    Declaration

    Swift

    public class func calibrate(passwordLength: Int, saltLength: Int, algorithm: PseudoRandomAlgorithm, derivedKeyLength: Int, msec: UInt32) -> UInt

    Parameters

    passwordLength

    Password length in bytes
    saltLength

    Salt length in bytes
    algorithm

    The PseudoRandomAlgorithm to use
    derivedKeyLength

    The desired key length
    msec

    The desired calculation time

    Return Value

    The number of times the algorithm should be run

  • Derives key material from a password and salt.

    Declaration

    Swift

    public class func deriveKey(fromPassword password: String, salt: String, prf: PseudoRandomAlgorithm, rounds: uint, derivedKeyLength: UInt) throws -> [UInt8]

    Parameters

    password

    The password string, will be converted using UTF8
    salt

    The salt string will be converted using UTF8
    prf

    The pseudo random function
    round

    The number of rounds
    derivedKeyLength

    The length of the desired derived key, in bytes.

    Return Value

    The derived key

  • Derives key material from a password and salt.

    Declaration

    Swift

    public class func deriveKey(fromPassword password: String, salt: [UInt8], prf: PseudoRandomAlgorithm, rounds: uint, derivedKeyLength: UInt) throws -> [UInt8]

    Parameters

    password

    The password string, will be converted using UTF8
    salt

    The salt array of bytes
    prf

    The pseudo random function
    round

    The number of rounds
    derivedKeyLength

    The length of the desired derived key, in bytes.

    Return Value

    The derived key

  • Derives key material from a password buffer.

    Declaration

    Swift

    public class func deriveKey(fromPassword password: UnsafePointer<Int8>, passwordLen: Int, salt: UnsafePointer<UInt8>, saltLen: Int, prf: PseudoRandomAlgorithm, rounds: uint, derivedKey: UnsafeMutablePointer<UInt8>, derivedKeyLen: Int) throws

    Parameters

    password

    Pointer to the password buffer
    passwordLength

    Password length in bytes
    salt

    Pointer to the salt buffer
    saltLength

    Salt length in bytes
    prf

    The PseudoRandomAlgorithm to use
    rounds

    The number of rounds of the algorithm to use
    derivedKey

    Pointer to the derived key buffer.
    derivedKeyLength

    The desired key length

    Return Value

    The number of times the algorithm should be run