(PHP ActiveX) Example: Crypt2.GenRandomBytesENC method

Shows how to use the GenRandomBytesENC method to generate a specified number of random bytes and return them as a binary encoded string, such as in base64 or hex format.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

$crypt = new COM("Chilkat.Crypt2");

// Example of a some of the binary encodings supported by Chilkat.

// Internally uses the Fortuna cryptographically secure random number generation algorithm
// auto-seeded from a secure source of entropy that depends on the OS.

$crypt->EncodingMode = 'hex';
$s = $crypt->genRandomBytesENC(8);
print 'Uppercase Hex: ' . $s . "\n";

$crypt->EncodingMode = 'hex_lower';
$s = $crypt->genRandomBytesENC(8);
print 'Lowercase Hex: ' . $s . "\n";

$crypt->EncodingMode = 'base64';
$s = $crypt->genRandomBytesENC(8);
print 'Base64: ' . $s . "\n";

$crypt->EncodingMode = 'base64url';
$s = $crypt->genRandomBytesENC(8);
print 'Base64Url: ' . $s . "\n";

$crypt->EncodingMode = 'base58';
$s = $crypt->genRandomBytesENC(8);
print 'Base58: ' . $s . "\n";

$crypt->EncodingMode = 'base32';
$s = $crypt->genRandomBytesENC(8);
print 'Base32: ' . $s . "\n";

$crypt->EncodingMode = 'decList';
$s = $crypt->genRandomBytesENC(8);
print 'Decimal List: ' . $s . "\n";

// Sample Output:

// Uppercase Hex: 1BA0E87915C3B429
// Lowercase Hex: 1e1638a1c7996c58
// Base64: 1lV0I/su5lg=
// Base64Url: Zq7DU0nukLk
// Base58: foUVWUjAT6e
// Base32: LHV5RV4HRCLW2===
// Decimal List: 168,55,214,82,93,154,191,164

?>