Jaybe
53 lines
1.8 KiB
PHP
53 lines
1.8 KiB
PHP
<?php
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class ZenithEncryption
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{
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protected $key, $aes_key;
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public function __construct() {
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$env = parse_ini_file(__DIR__.'/../../.env');
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$this->key = sodium_hex2bin($env['encryption.key']);
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$this->aes_key = $env['aes.key'];
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}
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/*
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public function encrypt($data = null, $random_nonce = true) {
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if(is_null($data) || !$data || !$this->key) return null;
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$nonce = random_bytes(SODIUM_CRYPTO_SECRETBOX_NONCEBYTES);
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if($random_nonce === false) $nonce = "!++Zenith__Encryption++!";
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$data = sodium_pad($data, 16);
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$ciphertext = $nonce . sodium_crypto_secretbox($data, $nonce, $this->key);
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sodium_memzero($data);
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// sodium_memzero($this->key);
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return sodium_bin2hex($ciphertext);
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}
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public function decrypt($data = null) {
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if(is_null($data) || !$data || !$this->key) return null;
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$data = sodium_hex2bin($data);
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$nonce = mb_substr($data, 0, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES, '8bit');
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$ciphertext = mb_substr($data, SODIUM_CRYPTO_SECRETBOX_NONCEBYTES, null, '8bit');
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$data = sodium_crypto_secretbox_open($ciphertext, $nonce, $this->key);
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$data = sodium_unpad($data,16);
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return $data;
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}
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*/
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//암호화 함수
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public function encrypt($data)
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{
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$key = substr(hex2bin(openssl_digest($this->aes_key, 'sha512')), 0, 16);
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$enc = @openssl_encrypt($data, "AES-128-ECB", $key, true);
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return strtoupper(bin2hex($enc));
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}
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//복호화 함수
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public function decrypt($data)
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{
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$data = hex2bin($data);
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$key = substr(hex2bin(openssl_digest($this->aes_key, 'sha512')), 0, 16);
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$dec = @openssl_decrypt($data, "AES-128-ECB", $key, true);
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return $dec;
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}
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}
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?>
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