[英]Unable to decrypt data - openssl_private_decrypt(): key parameter is not a valid private key
<?php
ini_set('display_errors', 1);
$config = array(
"config" => "C:\wamp\bin\apache\Apache2.4.4\conf\openssl.cnf",
"private_key_bits" => 2048,
"private_key_type" => OPENSSL_KEYTYPE_RSA,
);
// Create the private and public key
$res = openssl_pkey_new($config);
if ($res === false) die('Failed to generate key pair.'."\n");
if (!openssl_pkey_export($res, $privKey, "phrase", $config)) die('Failed to retrieve private key.'."\n");
// Extract the private key from $res to $privKey
openssl_pkey_export($res, $privKey, "phrase", $config);
echo "<br/>";
echo "Private Key = ".$privKey;
echo "<br/>";
// Extract the public key from $res to $pubKey
$pubKey = openssl_pkey_get_details($res);
$pubKey = $pubKey["key"];
echo "<br/>";
echo "Public Key = ".$pubKey;
echo "<br/>";
$data = 'plaintext data goes here';
// Encrypt the data to $encrypted using the public key
openssl_public_encrypt($data, $encrypted, $pubKey);
echo "<br/>";
echo "Encrypted Data = ".$encrypted;
echo "<br/>";
// Decrypt the data using the private key and store the results in $decrypted
openssl_private_decrypt($encrypted, $decrypted, $privKey);
echo "<br/>";
echo "Decrypted Data = ".$decrypted;
echo "<br/>";
?>
LOGS日志
Private Key = -----BEGIN ENCRYPTED PRIVATE KEY----- MIIFDjBABgkqhkiG9w0BBQ0wMzAbBgkqhkiG9w0BBQwwDgQIr2acPfh8YYQCAggA MBQGCCqGSIb3DQMHBAiCvohdiWAZ4QSCBMjKJUXF5ShKfW3TazpKYTxEV8JmGYLf AJWXzxdi0GrDuddz4aW1FeGwvUm2t/41CTxFsWtgoQJrzCgAQETn54majdrDeF4u zCmvFMKSoVP4xsZKke15e1K1LPmFNNuKKyCqMwL+tpQJ7zquvDTKHapUnNzfNXpZ D2K1r2qZWeDN1d36DA9wkN5GbpZYAjuHqHUNzorhxIbHGp2WOg8YKdemoTuKIqYC DUKncWtxRUOx6IIZuey+uTBzH7Bn9K9a71QTjUdeWgQZFzy9yVpetB+XrJA92IWt vMeKXCXNhOgkOvkUPNXSuMOVrECNcbKDAKxmK3EQWqb+8zlYFqjmaL/sCep8ihio 1ZWpRaOd5HxnG5rpmz/BYzcF354mM8B4wAIk7MmFq/pHSKLjpr+2Ef1BpMmXfRpG Pj1jYDClSIQF6ovKOqhevFwfYrtl2jEOISyAggm/sbD750VBkwhbVAyQcarckAiI GlNcQPOC+JYZOV7o/9o+Tg24zwtAQ8y3hNvYyHjqYI5naVS9yuXEqB6zYoGivs/k bIblqTFebLEFtihjsa9wpXkyNzKD2NvdSa2oNC7IkCNi8TRNjy7MLylSmCIdhWAV YgL1hxShMgbnfiGjFQyYnKzZto9RqRlQBIoBOCfwP1EFnZjCJm02CCeGR+GHKXf7 rJ0n6lIUEvVnENirAPtOuiE2ccbzmyjWQ9f2vwBSUea5nPTMG4uTVHrQjrgNYIyU +vLV6tL+MDKF4JGQGgzBUeqTMobmrOK+V20QIasYaAWHJrL8itBwZ++C8lo7kySa SImMXakI4rjgEmj+HmUJygT1EZWz5yQqOiwAYL私钥= ----- BEGIN加密的私有密钥----- MIIFDjBABgkqhkiG9w0BBQ0wMzAbBgkqhkiG9w0BBQwwDgQIr2acPfh8YYQCAggA MBQGCCqGSIb3DQMHBAiCvohdiWAZ4QSCBMjKJUXF5ShKfW3TazpKYTxEV8JmGYLf AJWXzxdi0GrDuddz4aW1FeGwvUm2t / 41CTxFsWtgoQJrzCgAQETn54majdrDeF4u zCmvFMKSoVP4xsZKke15e1K1LPmFNNuKKyCqMwL + tpQJ7zquvDTKHapUnNzfNXpZ D2K1r2qZWeDN1d36DA9wkN5GbpZYAjuHqHUNzorhxIbHGp2WOg8YKdemoTuKIqYC DUKncWtxRUOx6IIZuey + uTBzH7Bn9K9a71QTjUdeWgQZFzy9yVpetB + XrJA92IWt vMeKXCXNhOgkOvkUPNXSuMOVrECNcbKDAKxmK3EQWqb + 8zlYFqjmaL / sCep8ihio 1ZWpRaOd5HxnG5rpmz / BYzcF354mM8B4wAIk7MmFq / pHSKLjpr + 2Ef1BpMmXfRpG Pj1jYDClSIQF6ovKOqhevFwfYrtl2jEOISyAggm / sbD750VBkwhbVAyQcarckAiI GlNcQPOC + JYZOV7o / 90 + Tg24zwtAQ8y3hNvYyHjqYI5naVS9yuXEqB6zYoGivs / K bIblqTFebLEFtihjsa9wpXkyNzKD2NvdSa2oNC7IkCNi8TRNjy7MLylSmCIdhWAV YgL1hxShMgbnfiGjFQyYnKzZto9RqRlQBIoBOCfwP1EFnZjCJm02CCeGR + GHKXf7 rJ0n6lIUEvVnENirAPtOuiE2ccbzmyjWQ9f2vwBSUea5nPTMG4uTVHrQjrgNYIyU + vLV6tL + MDKF4JGQGgzBUeqTMobmrOK + V20QIasYaAWHJrL8itBwZ ++ C8lo7kySa SImMXakI4rjgEmj + HmUJygT1EZWz5yQqOiwAYL hQZg+m6+32Pvt6mIrAXbznrdHP JxHb/9HV88mQdRKPBTkSTl71Ics+3oybYPbhSQByXOdtsw6VLYNo4ikgj3tXCz01 DwVQqeQ5tLD4LY8/QaAHkOUq9K24yfkcN+aQh7cvR/HX53Ls6LsdUwkwSOWVj2na Wl4xn+j3ZaPhpgdzcMgknU7BAI2kZP83MxyKnNcnneyX4hTaM5PRZJXKd+onvhff nQ3zHDSYmRDKmTXBjCob3Vjg91LcMjg9dEH7aIFWit5dHK4ll/v1IiOFx8d4d/mV Oll0c0ujJuPjtyqesM2Bz3Ah5YkIT2Z7kxvRy7rTyytQG7hLNENAki9wW79fcEo7 ln/OvEpjdWZngkL/UrMOX8DBrs0PLEH9jyDoCQx/LSqxMAXOwVXILfsfsUFu0M0o 21YbeC33jOlocJ4Q6pwfRVz8lCQOuIVs1jEpvSmvHgvmHmXUI4Y6nZD4Roi0jIjS VvI73eULzc3j0jIptWxzrHWM6iHx1zRxkLMJSZOx0A27ngtSo7g6+aJnMO5FDfdR 90vnr+bX4ki+X/N4wVF7eppyapLe/tQ54vAxsyIBrCXPjwBMehiFjOMhzSLW7xQj Qg2KcilfW6oKFzDQQ5nKPEXvQYMhQ1MeWKyNv6BMoc4EEpIGhtziUXWhgT4sN1ES 5sxVcGVoIe1viO/kk3Zq55hETlZbNWs3V511BcEZCiQNrntnbYv6pwKpoB21ZV2E slVhYcslEGliIQKQsWSl5cfc+pqjLteiPrwk14WKJGXl9zX3YH6H7KKB/7SIRZk7 wq8= -----END ENCRYPTED PRIVATE KEY----- hQZg + M6 + 32Pvt6mIrAXbznrdHP JxHb / 9HV88mQdRKPBTkSTl71Ics + 3oybYPbhSQByXOdtsw6VLYNo4ikgj3tXCz01 DwVQqeQ5tLD4LY8 / QaAHkOUq9K24yfkcN + aQh7cvR / HX53Ls6LsdUwkwSOWVj2na Wl4xn + j3ZaPhpgdzcMgknU7BAI2kZP83MxyKnNcnneyX4hTaM5PRZJXKd + onvhff nQ3zHDSYmRDKmTXBjCob3Vjg91LcMjg9dEH7aIFWit5dHK4ll / v1IiOFx8d4d /毫伏Oll0c0ujJuPjtyqesM2Bz3Ah5YkIT2Z7kxvRy7rTyytQG7hLNENAki9wW79fcEo7 LN / OvEpjdWZngkL / UrMOX8DBrs0PLEH9jyDoCQx / LSqxMAXOwVXILfsfsUFu0M0o 21YbeC33jOlocJ4Q6pwfRVz8lCQOuIVs1jEpvSmvHgvmHmXUI4Y6nZD4Roi0jIjS VvI73eULzc3j0jIptWxzrHWM6iHx1zRxkLMJSZOx0A27ngtSo7g6 + aJnMO5FDfdR 90vnr + bX4ki + X / N4wVF7eppyapLe / tQ54vAxsyIBrCXPjwBMehiFjOMhzSLW7xQj Qg2KcilfW6oKFzDQQ5nKPEXvQYMhQ1MeWKyNv6BMoc4EEpIGhtziUXWhgT4sN1ES 5sxVcGVoIe1viO /kk3Zq55hETlZbNWs3V511BcEZCiQNrntnbYv6pwKpoB21ZV2E slVhYcslEGliIQKQsWSl5cfc+pqjLteiPrwk14WKJGXl9zX3YH6H7KKB--IVqC-PR-----PR----P--IVqS EN
Public Key = -----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAriS8qflAjYSYhH2qgC5T yf98X1qoLMXIW9mMkhV8LcApBKOfNjUMc9xjD3a8CR/LYwa4MYhevoKcVfPG8XoE sDGyHh+h/vtYP0rORB1T3RULVUzDLjX558e2KqPrSN+rV+Jl1NB0SO5Of3JA+AKa 0Q3botcjOM3WuFa/s+RzsiCrMMhzOZSTBj+GTP/VcDipF5PM7+/Lxr+edjRXccT2 WQjsq0sUrtsmpzBE8Niph361RjfIisxKoksQGs7hC/Iv4yhBzZZIpRaZuvDj4ImP +4sUQgbdVVCso122kg34UtY5qchuSCcJfsGbD2zMw+8ZftIsJ7dfX1FxujgggDyn 0wIDAQAB -----END PUBLIC KEY-----公共密钥= ----- BEGIN PUBLIC KEY ----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAriS8qflAjYSYhH2qgC5T yf98X1qoLMXIW9mMkhV8LcApBKOfNjUMc9xjD3a8CR / LYwa4MYhevoKcVfPG8XoE sDGyHh + H / vtYP0rORB1T3RULVUzDLjX558e2KqPrSN + RV + Jl1NB0SO5Of3JA + AKA 0Q3botcjOM3WuFa / S + RzsiCrMMhzOZSTBj + GTP / VcDipF5PM7 + / + LXR edjRXccT2 WQjsq0sUrtsmpzBE8Niph361RjfIisxKoksQGs7hC / Iv4yhBzZZIpRaZuvDj4ImP + 4sUQgbdVVCso122kg34UtY5qchuSCcJfsGbD2zMw + 8ZftIsJ7dfX1FxujgggDyn 0wIDAQAB -----结束公钥-----
Encrypted Data = Uš6/ùÅËæÝmL4²G¾'gr¨Ñĉï‚zêbÀ)[îR0s‹yÝ`t™õ°ÞeÏd>×o¯rß9ÌÔÅAü!-†D·¨ÎVZ¼?¶éžäýöaØT~=‚Fan¢ºq{M”ƒ¹Cû5N3¹.Ð(·#*ÏRƹñß÷õƒ_ò9c-Ÿ% ×óè2Ꙃõ“ÂÐgNÈ-ˆd«…ºt§¼Ô}yŠ"7èPš(¶R¤ßJÚ_h¶ðÞK(Cj“7‘Y ÀŠþrôZƒ4)JU•˜„üˆ k0â§Êë^ÚºGÚªúVKø†ë8ÏLÚó „Ÿ¦¿¤
( ! ) Warning: openssl_private_decrypt(): key parameter is not a valid private key in C:\wamp\www\android\pki_example.php on line 41
Call Stack
# Time Memory Function Location
1 0.0020 252696 {main}( ) ..\pki_example.php:0
2 0.2043 258032 openssl_private_decrypt ( ) ..\pki_example.php:41
Decrypted Data =
// Decrypt the data using the private key and store the results in $decrypted
openssl_private_decrypt($encrypted, $decrypted, openssl_pkey_get_private($privKey, "phrase"));
echo "<br/>";
echo "Decrypted Data = ".$decrypted;
echo "<br/>";
openssl_private_decrypt
function is capable to use PEM formatted private key but your key is encrypted and this function does not have an argument for password. openssl_private_decrypt
函数能够使用PEM格式的私钥,但您的密钥是加密的,并且此函数没有密码参数。 You have to use openssl_pkey_get_private
instead. 你必须使用openssl_pkey_get_private
。
Don't know what is the reason. 不知道是什么原因。 I think someone can edit this with exact reason. 我认为有人可以准确地编辑这个。
When I use private key in one line, it gives the above error mentioned in this question. 当我在一行中使用私钥时,它会给出此问题中提到的上述错误。 But when I use the same private key by splitting it into several lines (64 characters per line) it works. 但是当我通过将它分成几行(每行64个字符)使用相同的私钥时,它可以工作。 In this way no need to use openssl_pkey_get_private($privKey, "phrase")
function. 这样就不需要使用openssl_pkey_get_private($privKey, "phrase")
函数。 Actually I had no pass phrase for my private key. 实际上我的私钥没有密码短语。
Please use like below code请使用如下代码
// Create the keypair
$privatefile = "data/privatekey.pem";
$publicfile = "data/publickey.pem";
$cleartextfile = "data/cleartext";
$res = openssl_pkey_new();
if (!$res) {
echo "\nopenssl_pkey_new: " . openssl_error_string();
}
// Get private key
openssl_pkey_export($res, $privatekey);
if (!$privatekey) {
echo "\nopenssl_pkey_export: " . openssl_error_string();
}
file_put_contents($privatefile, $privatekey);
// Get public key
$pkeydetails = openssl_pkey_get_details($res);
if (!$pkeydetails) {
echo "\nopenssl_pkey_get_details: " . openssl_error_string();
}
$publickey = $pkeydetails["key"];
file_put_contents($publicfile, $publickey);
// For getting Decrypted password
$postedPassord= $_POST['password'];
openssl_private_decrypt(base64_decode($postedPassord),
$decryptPassword, $privatekey);
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