Sodium Test

sodium.php

<?php

if (sodium_crypto_aead_aes256gcm_is_available()) { 
    echo 'sodium_crypto_aead_aes256gcm_is_available is true'.PHP_EOL;
} else {
    echo 'sodium_crypto_aead_aes256gcm_is_available is false'.PHP_EOL;
}

//echo 'Generated key with sodium_crypto_aead_aes256gcm_keygen is: ' . sodium_crypto_aead_aes256gcm_keygen() . PHP_EOL;
$msg = '[email protected]';
$nonce = 'blablablabla';
$nonce2 = 'blablablabl2';
$key = 'SODIUM_CRYPTO_AEAD_AES256GCM_KEY';
echo SODIUM_CRYPTO_AEAD_AES256GCM_NPUBBYTES . PHP_EOL;
echo SODIUM_CRYPTO_AEAD_AES256GCM_KEYBYTES . PHP_EOL;
$cipher = sodium_crypto_aead_aes256gcm_encrypt($msg, null, $nonce, $key);
echo $cipher . PHP_EOL;
echo base64_encode($cipher) . PHP_EOL;
$decoded_cipher = base64_decode(base64_encode($cipher));
$plaintext = sodium_crypto_aead_aes256gcm_decrypt($decoded_cipher, null, $nonce, $key);
echo $plaintext . PHP_EOL;