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? ??? ?? PHP ???? OpenSSL ? ??? ?? PHP ???? ???? ??? ???? ????? ???? ??? ??????

OpenSSL ? ??? ?? PHP ???? ???? ??? ???? ????? ???? ??? ??????

Nov 21, 2024 am 10:03 AM

How to Securely Encrypt and Decrypt Files Using OpenSSL and a Custom PHP Class?

Mcrypt? ???? ??? ??? ? ????? ??

?? ??? ?????? Mcrypt? ?????? ? ?? ??? ???? ????. ??? ??? ??? OpenSSL ??? ???? ?? ??? ??? ??? ????.

??? ?? ??? ??? ??

??? ????? ????? ?? ??? ?? ???? ?????. , OpenSSL? AES-256? ???? AES256Encryption ????.

class AES256Encryption
{
    const BLOCK_SIZE = 8;
    const IV_LENGTH = 16;
    const CIPHER = 'AES256';

    //... Encryption and Decryption Methods ...
}

??

$text = 'Plain text to be encrypted';
$key = 'Encryption key';
$iv = AES256Encryption::generateIv();  // Generates a random initialization vector (IV)
$encryptedText = AES256Encryption::encrypt($text, $key, $iv);  // Encrypts the text
$decryptedText = AES256Encryption::decrypt($encryptedText, $key, $iv);  // Decrypts the encrypted text

?? ??

Original Text: Plain text to be encrypted
Encrypted: Encrypted ciphertext
Decrypted: Plain text to be encrypted

?? ?? ??

  • IV ??: AES256Encryption::generateIv()? ???? ??? ??(IV)? ??? ??? ?????.
  • ?? : ?? ???? ??? ?? ??? ???? ?? ?? ??? ??? ?????. ???.
  • Base64 ???: ??? ? ???? ???? ??? ?? base64? ??????.
  • ??: ???? ??? ?? ?? ??? ?????. ??? ?? ?? ?? ?? ??? ?????.

OpenSSL? ???? ? ????? ?? ??? ?? ??? ??? ???? ??? ???? ????? ???? ???? ???? ?????.

? ??? OpenSSL ? ??? ?? PHP ???? ???? ??? ???? ????? ???? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!

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Undresser.AI Undress

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