In my flutter app am using an encryption package called encrypt . and am able to encrypt my chat messages using this code but the problem is that the encrypted part will be stored in mysql database and flutter local database (sqflite) too and when i want to build a website for the app using php mysql html css…
Tag: aes
Decrypt aes-256-cbc encoded file with iv = 0
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…
AES-256-GCM unavailable in PHP ext-sodium on M1 Macbook
Recently at work we’ve had a new hire to work on a project of ours that utilizes AES-256-GCM encryption and decryption via PHP’s sodium extension. Since we all use Macbooks, the new employee received a 2020 Macbook Pro with M1 chip. The first attempt at getting the aforementioned project up and ru…
AES/CBC/PKCS5 Padding | Alternate to mcrypt_get_block_size() in Php OpenSSL
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…
Flutter / Dart AES-256-CBC decrypting from encryption in PHP
Could anyone help me to figure out a decryption algorithm for data that is encrypted in PHP using AES-256-CBC. I have tried lots of different ways, but I think I am messing up when trying to replicate the method of recreating they Key/IV in Dart and keep getting exceptions such as: The PHP code that does the …
AES Encryption in android and decryption in php and vice versa
I am trying to learn AES by testing my code against https://aesencryption.net. I previously had an error in Base64.encodeBase64String and also Base64.decodeBase64 // encode/decode Base64. So I manipulated Base64 somehow to resolve the error. Now in my app the text is encrypted and decrypted properly, I think.…