AES Encryption in CBC Mode, w/ Initialization Vector, PKCS5 Padding

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Demonstrates encrypting a string in Perl using AES encryption and encoding the resultant binary encrypted data in a base64 string.

Download Perl Programming Example Scripts

# file: aesEncrypt.pl

use chilkat;

# Perl AES Encryption Example Script
$crypt = new chilkat::CkCrypt2();
$crypt->UnlockComponent("anything for 30-day trial");
    
$crypt->put_CryptAlgorithm("aes");
# Use cipher block chaining (CBC) mode
$crypt->put_CipherMode("cbc");
# Use 128-bit encryption
$crypt->put_KeyLength(128);
# Set the initialization vector.
$crypt->SetEncodedIV("000102030405060708090A0B0C0D0E0F","hex");
# Set the secret key.
$crypt->SetEncodedKey("000102030405060708090A0B0C0D0E0F","hex");
# Encoding the encrypted bytes in base64
$crypt->put_EncodingMode("base64");
# Use the default padding scheme (PKCS5 Padding)
$crypt->put_PaddingScheme(0);

$encryptedStr = new chilkat::CkString();
$crypt->EncryptStringENC("Hello World!",$encryptedStr);

# Output is: qiq+IFhcjTkEIkZyf31V/g==
print "Encrypted: " . $encryptedStr->getString() . "\n";

$decryptedStr = new chilkat::CkString();
$crypt->DecryptStringENC($encryptedStr->getString(),$decryptedStr);

print "Decrypted: " . $decryptedStr->getString() . "\n";