Uso la biblioteca "JSEncrypt" para JS
HTML, JS y AJAX a PHP (envíe texto encriptado a un archivo php para descifrarlo)
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>RSA js - php</title> <script type="text/javascript" src="https://passport.cnblogs.com/scripts/jsencrypt.min.js"></script> <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.0/jquery.min.js"></script> </head> <body> <script> var encrypt = new JSEncrypt(); const servPubKeyPem = '-----BEGIN PUBLIC KEY-----\ MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEApa35WYXLyAIoIikbTU7J\ qQyltZX+zj8ea2bwCcs0rVcpSqMsYYWElQhvGXwSG1Dnd1jY3kNoqOvxb0oRToPj\ wLtx4xLh/RrH5eb9Xhssmo+KYhHFPu/FDBeAy4RQyP/Rv4CIIjWscj3aCiBDPrrM\ S6olwPtCRPsszG4TuUe29pW60JNCnU/1o+7rfjOCecdJpvVvqRW2vN4yxgkjAsf6\ UYyrnd9NXCaElG7X3jYKX84PSBTfttIHUthu+u37FLFUoKOZwqO4Lv0OfacevFCJ\ T4OoMnibeiygSVu8y94MtODp2SMCJ2OteKz8/11uzU27T4x9odS/DrevBebY2V5I\ 94cpjyHVzJvNxqrwQ7nNOk0Y7rPvLvKfIGXXD708LRqMNpYZwj9Wu4aOXaxC6myW\ lguGT+OX3TfFzQ1dLyslGTiuy9f41AOJiK+PUnTZh84UALtnSnS62bM39+OaWHZc\ xlI7lHDK8mYxgzp9Us6WvLRBH15j3sSNV+GWCLOIk8Y6UIV/RYMCUNdVahiVqOH8\ 0vevhdGZQHTLKmNdaiqCOI9R0hZLbFLzkph/kNnFKRlI0MoYn8Tqg2BRIPFYizPf\ eK+y4nmvJhmiMq3ZzUmVApt2deufZIJmNfqmnDyMKOICnYxcH0zJCrKmBmlM9u1i\ PMIXYCIshW2D3E1ACCPOw3ECAwEAAQ==\ -----END PUBLIC KEY-----' encrypt.setPublicKey(servPubKeyPem); var encryptedText = encrypt.encrypt('Hello my friend!'); $.ajax({ type: "POST", url: 'test.php', data: {'encryptedText' : encryptedText}, success: function(data) { } }); </script> </body> </html>PHP:
<?php $encryptedText = $_POST['encryptedText']; $priKeyPem = file_get_contents('../php/priKey.pem'); $priKey = openssl_pkey_get_private($priKeyPem); //PriKey - PrivateKey - (he is work) openssl_private_decrypt($encryptedText, $decryptedText, $priKey); # but $decryptedText == null ... ?>Necesito encriptar el texto en JS pasar el texto encriptado en PHP y en PHP descifrarlo, pero en PHP me sale "nulo"... Por favor ayuda :/