PHP download

PHP code example of leigh / aead-chacha20-poly1305

1. Go to this page and download the library: Download leigh/aead-chacha20-poly1305 library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php.

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

leigh / aead-chacha20-poly1305 example snippets


// Encrypt and produce a ciphertext and tag.
list($ciphertext, $tag) = \ChaCha20Poly1305\encrypt($key, $nonce, $aad, $plaintext);

// Decrypt and produce a plaintext, throw an exception if the tag is invalid.
$plaintext = \ChaCha20Poly1305\decrypt($key, $nonce, $aad, $plaintext, $tag);

// Verify without decryption, return true/false depending the tag being valid.
$valid = \ChaCha20Poly1305\verify($key, $nonce, $aad, $plaintext, $tag);