如此看来，其实12306验证码被破解也算是有情可原了，也没必要那么的口诛笔伐了罢。只要不断的抓验证码图片并转成自己程序可读的数据存入库里，然后验证的时候进行匹配就可以了。那么阿里的人脸识别支付原理也算是理解了，只不过他们做的可能会很精细。
前端时间有看到阿里云的一个验证码形式，刚开始感觉可能会好点，现在看来，只要有心，其实也是可以破解的啊。
好了，下面是原作代码。
/** * 电话号码识别. * @author by zsc for 2010.03.24 */ class gjPhone { protected $imgPath; // 图片路径 protected $imgSize; // 图片大小 protected $hecData; // 分离后数组 protected $horData; // 横向整理的数据 protected $verData; // 纵向整理的数据 function __construct ($path) { $this->imgPath = $path; } /** * 颜色分离转换... * * @param unknown_type $path * @return unknown */ public function getHec () { $size = getimagesize($this->imgPath); $res = imagecreatefrompng($this->imgPath); for ($i = 0; $i < $size[1]; ++ $i) { for ($j = 0; $j < $size[0]; ++ $j) { $rgb = imagecolorat($res, $j, $i); $rgbarray = imagecolorsforindex($res, $rgb); if ($rgbarray['red'] < 125 || $rgbarray['green'] < 125 || $rgbarray['blue'] < 125) { $data[$i][$j] = 1; } else { $data[$i][$j] = 0; } } } $this->imgSize = $size; $this->hecData = $data; } /** * 颜色分离后的数据横向整理... * * @return unknown */ public function magHorData () { $data = $this->hecData; $size = $this->imgSize; $z = 0; for ($i = 0; $i < $size[1]; ++ $i) { if (in_array('1', $data[$i])) { $z ++; for ($j = 0; $j < $size[0]; ++ $j) { if ($data[$i][$j] == '1') { $newdata[$z][$j] = 1; } else { $newdata[$z][$j] = 0; } } } } return $this->horData = $newdata; } /** * 整理纵向数据... * * @return unknown */ public function magVerData ($newdata) { for ($i = 0; $i < 132; ++ $i) { for ($j = 1; $j < 13; ++ $j) { $ndata[$i][$j] = $newdata[$j][$i]; } } $sum = count($ndata); $c = 0; for ($a = 0; $a < $sum; $a ++) { $value = $ndata[$a]; if (in_array(1, $value)) { $ndatas[$c] = $value; $c ++; } elseif (is_array($ndatas)) { $b = $c - 1; if (in_array(1, $ndatas[$b])) { $ndatas[$c] = $value; $c ++; } } } return $this->verData = $ndatas; } /** * 显示电话号码... * * @return unknown */ public function showPhone ($ndatas) { $phone = null; $d = 0; foreach ($ndatas as $key => $val) { if (in_array(1, $val)) { foreach ($val as $k => $v) { $ndArr[$d] .= $v; } } if (! in_array(1, $val)) { $d ++; } } foreach ($ndArr as $key01 => $val01) { $phone .= $this->initData($val01); } return $phone; } /** * 分离显示... * * @param unknown_type $dataArr */ function drawWH ($dataArr) { if (is_array($dataArr)) { foreach ($dataArr as $key => $val) { foreach ($val as $k => $v) { if ($v == 0) { $c .= "<font color='#FFFFFF'>" . $v . "</font>"; } else { $c .= $v; } } $c .= "<br/>"; } } echo $c; } /** * 初始数据... * * @param unknown_type $numStr * @return unknown */ public function initData ($numStr) { $result = null; $data = array( 0 => '000011111000001111111110011000000011110000000001110000000001110000000001110000000001011000000011011100000111000111111100000001110000', 1 => '011000000000011000000000111111111111111111111111', 2 => '001000000011011000000111110000001101110000011001110000011001110000110001111001100001011111100001000110000001', 3 => '001000000010011000000011110000000001110000000001110000110001110000110001011001110011011111011111000110001100', 4 => '000000001100000000111100000001111100000011101100000111001100001100001100011000001100111111111111111111111111000000001100000000000100', 5 => '111111000001111111000001110001000001110001000001110001100001110001100001110000110011110000111111000000001100', 6 => '000011111000001111111110011000110011110001100001110001100001110001100001110001100001010001110011010000111111000000001100', 7 => '110000000000110000000111110000111111110001110000110111000000111100000000111000000000111000000000', 8 => '000100011110011111111111110011100001110001100001110001100001110001100001110011100001011111111111000100011110', 9 => '001111000000011111100001110000110001110000110001110000110001110000110001011000100001011111100111000111111110000001110000' ); foreach ($data as $key => $val) { similar_text($numStr, $val, $pre); if ($pre > 95) { // 相似度95%以上 $result = $key; break; } } return $result; } } $imgPath = "http://bj.ganji.com/tel/5463013757650d6c5e31093e563c51315b6c5c6c5237.png"; $gjPhone = new gjPhone($imgPath); // 进行颜色分离 $gjPhone->getHec(); // 画出横向数据 $horData = $gjPhone->magHorData(); echo "===============横向数据==============<br/><br/><br/>"; $gjPhone->drawWH($horData); // 画出纵向数据 $verData = $gjPhone->magVerData($horData); echo "<br/><br/><br/>===============纵向数据==============< br/><br/><br/>"; $gjPhone->drawWH($verData); // 输出电话 $phone = $gjPhone->showPhone($verData); echo "<br/><br/><br/>===============电话==============<br /><br/><br/>" . $phone;