In Perl, the encryption and decryption of data can be efficiently handled using the Crypt:: modules. These modules provide various methods and algorithms for securing sensitive information by encoding it in a way that makes it unreadable to unauthorized users. The process of encryption transforms readable data (plaintext) into an unreadable format (ciphertext), while decryption converts the ciphertext back into plaintext.
Using Perl's Crypt:: modules is essential for developers looking to safeguard data such as passwords, personal information, and other sensitive material within their applications.
use Crypt::CBC;
use MIME::Base64;
# Create a new Crypt::CBC object
my $cipher = Crypt::CBC->new(-key => 'my_secret_key', -cipher => 'Blowfish');
# Encrypting the plaintext
my $plaintext = "This is a secret message.";
my $ciphertext = $cipher->encrypt($plaintext);
my $encoded = encode_base64($ciphertext);
print "Encrypted: $encoded\n";
# Decrypting the ciphertext
my $decoded = decode_base64($encoded);
my $decrypted = $cipher->decrypt($decoded);
print "Decrypted: $decrypted\n";
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