如下所示：
<?php namespace helpers; class opensslrsa{ //echo $private_key 私钥; public $private_key = '-----begin rsa private key----- miicxqibaakbgqc+l7enzbhxkoqjufhpfklat40batvzhuahw/g05xshptgqm9rv 8wg0eabfbdo9pub8dixdpqlyifaqktgpspjj1ow7wkxmybqzn5iw/gn+tyfwp+mb 2w6iblpwbdval2njlmu8j3lcpjw1dh4zp1oitkxzmyuuuyyfpuoto9rj2widaqab aogaufcbmjqbt7jtxgfmrgkzqldc2mjg7rks3tsmmhpm8ujtwvqjr9mterl7iqxn cu4wrrnc0jcds1sca9n/wdt4fckcala+bg7mwquppg5qhxelffr88ibrnp8y8lmz 7ppnqx9c4jivhmzjrznh3luqg6awjsig2w3+ew1/ubb30aecqqdshtvyc5mpdgio 4g8q1ztszszl9ecp+ijluan51vc3nj1expjbtdsz0jvkrddhkcd3rezvyzmqn/li pyq85e/bakeazdmn6tf3y1h3louumcy6+61chtfrl/yjw13cgapmaqhhevyanhr7 njoxp06eimzn7khff/eyxd1emf1sya8uaqjban1ibfuplrgxaz20lnw9r+rnutxi zjlublcxtjv6g0bylykkzguqy7/zhbpsfl4gncubbkhh/obebaa6kh9vfmccqgfg 0wxmoim4ewy7sg+6oue+ncl5hyklsz7boybgohlpqvpjg6j4jq1g0hnscu9xhdg0 f8vl/rxcflh41akfoaecqqcr8ndb3bghqyjfarkkmwq3qrxhalfbkexmrpq8mdzs mlsbzfonucufo110lsgjdrlgr8smtu2hx9gxfiqxvfwf -----end rsa private key-----'; //公钥 public $public_key = '-----begin public key----- migfma0gcsqgsib3dqebaquaa4gnadcbiqkbgqc+l7enzbhxkoqjufhpfklat40b atvzhuahw/g05xshptgqm9rv8wg0eabfbdo9pub8dixdpqlyifaqktgpspjj1ow7 wkxmybqzn5iw/gn+tyfwp+mb2w6iblpwbdval2njlmu8j3lcpjw1dh4zp1oitkxz myuuuyyfpuoto9rj2widaqab -----end public key-----';
public $pi_key; public $pu_key; //判断公钥和私钥是否可用 public function construct() { $this->pi_key = openssl_pkey_get_private($this->private_key);//这个函数可用来判断私钥是否是可用的，可用返回资源id resource id $this->pu_key = openssl_pkey_get_public($this->public_key);//这个函数可用来判断公钥是否是可用的 // print_r($this->pi_key);echo \n; // print_r($this->pu_key);echo \n; } //私钥加密 /*public function privateencrypt($data){ openssl_private_encrypt($data,$encrypted,$this->pi_key); $encrypted = $this->urlsafe_b64encode($encrypted);//加密后的内容通常含有特殊字符，需要编码转换下，在网络间通过url传输时要注意base64编码是否是url安全的 return $encrypted; }*/ public function privateencrypt($data){ // openssl_private_encrypt($data,$encrypted,$this->pi_key); $crypto = ''; foreach (str_split($data, 117) as $chunk) { openssl_private_encrypt($chunk, $encryptdata, $this->pi_key); $crypto .= $encryptdata; } $encrypted = $this->urlsafe_b64encode($crypto);//加密后的内容通常含有特殊字符，需要编码转换下，在网络间通过url传输时要注意base64编码是否是url安全的 return $encrypted; }
//加密码时把特殊符号替换成url可以带的内容 function urlsafe_b64encode($string) { $data = base64_encode($string); $data = str_replace(array('+','/','='),array('-','_',''),$data); return $data; } //解密码时把转换后的符号替换特殊符号 function urlsafe_b64decode($string) { $data = str_replace(array('-','_'),array('+','/'),$string); $mod4 = strlen($data) % 4; if ($mod4) { $data .= substr('====', $mod4); } return base64_decode($data); } //私钥加密的内容通过公钥可用解密出来 public function publicdecrypt($encrypted){ // $encrypted = $this->urlsafe_b64decode($encrypted); $crypto = ''; foreach (str_split($this->urlsafe_b64decode($encrypted), 128) as $chunk) { openssl_public_decrypt($chunk, $decryptdata, $this->pu_key); $crypto .= $decryptdata; } //openssl_public_decrypt($encrypted,$decrypted,$this->pu_key);//私钥加密的内容通过公钥可用解密出来 return $crypto; } //公钥加密 public function publicencrypt($data){ //openssl_public_encrypt($data,$encrypted,$this->pu_key);//公钥加密 $crypto = ''; foreach (str_split($data, 117) as $chunk) { openssl_public_encrypt($chunk, $encryptdata, $this->pu_key); $crypto .= $encryptdata; } $encrypted = $this->urlsafe_b64encode($crypto); return $encrypted; } //私钥解密 public function privatedecrypt($encrypted) { $crypto = ''; foreach (str_split($this->urlsafe_b64decode($encrypted), 128) as $chunk) { openssl_private_decrypt($chunk, $decryptdata, $this->pi_key); $crypto .= $decryptdata; } //$encrypted = $this->urlsafe_b64decode($encrypted); //openssl_private_decrypt($encrypted,$decrypted,$this->pi_key); return $crypto; } }
不用我多写什么了吧，有问题可以直接联系我。
相信看了本文案例你已经掌握了方法，更多精彩请关注其它相关文章！
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以上就是rsa密文的加密解密详解的详细内容。