abstract:這篇文章主要介紹了PHP中使用OpenSSL生成證書及加密解密,需要的朋友可以參考下依賴于OpenSSL擴展/*加密解密*/ function authcode($string, $operation = 'E') { $ssl_public = file_get_contents(DAT
這篇文章主要介紹了PHP中使用OpenSSL生成證書及加密解密,需要的朋友可以參考下
依賴于OpenSSL擴展
/*加密解密*/ function authcode($string, $operation = 'E') { $ssl_public = file_get_contents(DATA_PATH."/conf/cert_public.key"); $ssl_private = file_get_contents(DATA_PATH."/conf/cert_private.pem"); $pi_key = openssl_pkey_get_private($ssl_private);//這個函數(shù)可用來判斷私鑰是否是可用的,可用返回資源id Resource id $pu_key = openssl_pkey_get_public($ssl_public);//這個函數(shù)可用來判斷公鑰是否是可用的 if(false == ($pi_key || $pu_key)) return '證書錯誤'; $data = ""; if($operation=='D'){ openssl_private_decrypt(base64_decode($string),$data,$pi_key);//私鑰解密 }else{ openssl_public_encrypt($string,$data,$pu_key);//公鑰加密 $data = base64_encode($data); } return $data; } /*生成證書*/ function exportOpenSSLFile(){ $config = array( "digest_alg" => "sha512", "private_key_bits" => 4096, //字節(jié)數(shù) 512 1024 2048 4096 等 "private_key_type" => OPENSSL_KEYTYPE_RSA, //加密類型 ); $res = openssl_pkey_new($config); if($res == false) return false; openssl_pkey_export($res, $private_key); $public_key = openssl_pkey_get_details($res); $public_key = $public_key["key"]; file_put_contents(DATA_PATH."/conf/cert_public.key",$public_key); file_put_contents(DATA_PATH."/conf/cert_private.pem",$private_key); openssl_free_key($res); }
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