Tag: openssl

PHP OpenSSL encrypt with DES-ECB algorithm unexpected output

algorithm encryption laravel openssl php

I’ve tried to encrypt the value with DES-ECB via PHP 7.4 (Laravel) and OpenSSL, and I try the online tool https://emvlab.org/descalc/ to encrypt value, the result was the expected. key: 96187BBAB2BD19ACF899B74FB4E37972 Input Data: F01DCCE40F8C365ADE0A7DC03BC11DDE The encrypted data is 355A627E977D8ECF49…

Decrypt aes-256-cbc encoded file with iv = 0

aes encryption openssl php

I have an input.DAT file that is encrypted with aes-256-cbd method. I want to decrypt the file using php. When I execute the following command from command line, the file is decrypted successfully. But when I try to use php for decrypting the file using the method openssl_decrypt($data, AES_256_CBC, $encrypti…

Sage Pay / Opayo Form integration – replacing mcrypt with openssl

mcrypt opayo openssl php

We use the Sage Pay / Opayo form integration to pass customer orders to Sage Pay for payment, then to process the report that comes back. Sage Pay’s example code relies on the PHP mcrypt functions which are no longer supported from PHP 7.2, so we need to update the scripts to OpenSSL. Encryption was cov…

AES/CBC/PKCS5 Padding | Alternate to mcrypt_get_block_size() in Php OpenSSL

aes encryption mcrypt openssl php

Problem Statement: I’m trying to integrate API which AES/CBC/PKCS5 Padding. After some research I found the implementation on following article. However, In this article there were using mcrypt which is deprecated and removed from PHP 7.2. Hence, I’m looking to modify above implementation in opens…

openssl_encrypt aes 256 with hash in java

encryption java openssl php php-openssl

From the php encryption function below: the result of encryption is MyFTCJx8RPzOx7h8QNxEtQgeiNIRwnrJ+uc0V70= And I have try to write this function in Java like this: The result is amF2YXguY3J5cHRvLnNwZYUmrJNv8ycvLua0O9g= Why my java function return the different result from php? And how do I fix the java func…

PHP JWT (JSON Web Token) with RSA signature without library

jwt openssl php rsa

Anyboby know some solution in PHP to using JWT (JSON Web Token) with RSA signature without library? I tried so hard to find solutions without library or without using composer. All the options that I found use some kind of library. Answer I made my own solution using other examples on the way. Below we have 3…

Decrypt Crypto-js encrypted text with key with PHP

cryptojs encryption javascript openssl php

I’m using Crypto-js for encrypting password with a key and send it to server. I want to decrypt it in server using PHP. How this can be done? JS: Encrypted text: U2FsdGVkX1+EaW3J1GE1k/EU5h6C+nxBH364Xhez+b0= PHP: Result: string(32) “��>��s��ȡ�V?E��M��I” I’m getting weird results …

openssl_verify(): supplied key param cannot be coerced into a public key

firebase-authentication laravel openssl php ssh

I have converted a test_priv.ppk file to a test_priv.pem file using below: Start PuTTYgen. For Actions, choose Load, and then navigate to your .ppk file. Choose the .ppk file, and then choose Open. From the menu at the top of the PuTTY Key Generator, choose Conversions, Export OpenSSH Key. Note: If you didn&#…

openssl_decrypt returns blank

openssl php

I tried the following code and getting the following output The decrypt string ($output1) is blank. Answer Your code is running well but the input data to your decrypt functionality is wrong. You are feeding the openssl_decrypt function with the (original) plaintext and not with the data encrypted by openssl_…

PHP mysqli and SSL

mysql mysqli openssl php ssl

I am trying to configure Galera Cluster over a WAN (VPN is not an option). For obvious reasons I am setting up the connections to require SSL keys, and am having difficulties getting the application …