function crypto_dig1_ciphertext(WC_Challenge $chall)
{
WC_CryptoChall::checkPlaintext($chall->lang('plaintext'), true);
$solution = WC_CryptoChall::generateSolution('The22_GHDIdiiiiEEEEZZ', true, true);
$pt = $chall->lang('plaintext', array($solution));
$ct = crypto_dig1_encrypt($pt);
return $ct;
}
function crypto_trans1_ciphertext(WC_Challenge $chall)
{
WC_CryptoChall::checkPlaintext($chall->lang('plaintext'), true, true);
$solution = WC_CryptoChall::generateSolution('The_GHSUBBBBEEEEZZ', true, true);
$pt = $chall->lang('plaintext', array($solution));
$ct = crypto_trans1_encrypt($pt);
$ct = str_replace(' ', ' ', $ct);
return $ct;
}
function crypto_caesar_1_ciphertext(WC_Challenge $chall)
{
WC_CryptoChall::checkPlaintext(strtoupper($chall->lang('plaintext')));
$solution = WC_CryptoChall::generateSolution('The Foo The Bar The Lee', true, true);
$pt = $chall->lang('plaintext', array($solution));
$pt = strtoupper($pt);
$pt = preg_replace('/[^A-Z ]/', '', $pt);
$ct = crypto_caesar_1_encrypt($pt);
return $ct;
}
function crypto_caesar_2_ciphertext(WC_Challenge $chall)
{
WC_CryptoChall::checkPlaintext($chall->lang('plaintext'), true);
$solution = WC_CryptoChall::generateSolution('The_Foo!The!Bar_The!Lee', true, true);
$pt = $chall->lang('plaintext', array($solution));
// $pt = strtoupper($pt);
// $pt = preg_replace('/[^A-Z]/', '', $pt);
$ct = crypto_caesar_2_encrypt($pt);
return WC_CryptoChall::hexdump($ct);
}
function crypto_sub1_ciphertext(WC_Challenge $chall)
{
WC_CryptoChall::checkPlaintext(strtolower($chall->lang('plaintext')), true, true);
$solution = WC_CryptoChall::generateSolution('The_GHEEEEZZ', true);
// var_dump($solution);
$chars1 = array('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z');
$chars2 = array('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z');
shuffle($chars1);
shuffle($chars2);
$map = array();
for ($i = 0; $i < 26; $i++) {
$map[$chars1[$i]] = $chars2[$i];
}
$pt = $chall->lang('plaintext', array($solution));
$pt = strtoupper($pt);
$pt = preg_replace('/[^A-Z ]/', '', $pt);
$ct = crypto_sub1_encrypt($pt, $map);
return $ct;
}
function crypto_sub2_ciphertext(WC_Challenge $chall)
{
WC_CryptoChall::checkPlaintext($chall->lang('plaintext'), true);
$solution = WC_CryptoChall::generateSolution('The_GHttttttEEEEZZ', true, true);
$chars1 = array();
for ($i = 0; $i < 256; $i++) {
$chars1[] = chr($i);
}
$chars2 = array();
for ($i = 0; $i < 256; $i++) {
$chars2[] = chr($i);
}
shuffle($chars1);
shuffle($chars2);
$map = array();
for ($i = 0; $i < 256; $i++) {
$map[$chars1[$i]] = $chars2[$i];
}
$pt = $chall->lang('plaintext', array($solution));
$ct = crypto_sub2_encrypt($pt, $map);
return WC_CryptoChall::hexdump($ct);
}
