(Go) PBKDF2 - Derive Key from Password

Demonstrates how to derive a symmetric encryption key from a password using PBKDF2.

For more information, see https://www.chilkatsoft.com/key_derivation_pbkdf2.asp

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    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    crypt := Crypt2_Ref.html">chilkat.NewCrypt2()

    pw := "password"

    pwCharset := "utf-8"

    // Such as sha256, sha512
    hashAlg := "sha256"

    // 16 bytes
    saltHex := "78578E5A5D63CB0668AB39B21C8637FA"

    iterationCount := 100000

    // Derive a 256-bit key from the password.
    outputBitLen := 256

    // The derived key is returned as a hex or base64 encoded string.
    // (Note: The salt argument must be a string that also uses
    // the same encoding.)
    enc := "hex"

    hexKey := crypt.Pbkdf2(pw,pwCharset,hashAlg,saltHex,iterationCount,outputBitLen,enc)

    fmt.Println(*hexKey)

    // Sample output:
    // AE96E261E32792D0FD6F0E72F8E872D046F7DB4C1FA7C83892EC73C49F461B70

    crypt.DisposeCrypt2()