Using a .cer Certificate File for Encrypted Email

Sends an encrypted email using the recipient's digital certificate from a .cer file.

 Chilkat Perl Module Downloads for Windows, Linux, and MAC OS X

use chilkat();

#  The mailman object is used for sending and receiving email.
$mailman = new chilkat::CkMailMan();

#  Any string argument automatically begins the 30-day trial.
$success = $mailman->UnlockComponent("30-day trial");
if ($success != 1) {
    print "Component unlock failed" . "\n";
    exit;
}

#  Set the SMTP server.
$mailman->put_SmtpHost("smtp.comcast.net");

#  Load the .cer file into a certificate object:
$cert = new chilkat::CkCert();
$success = $cert->LoadFromFile("cknotes.cer");
if ($success != 1) {
    print $cert->lastErrorText() . "\n";
    exit;
}

#  Create a new email object
$email = new chilkat::CkEmail();

$email->put_Subject("This email is encrypted");
$email->put_Body("This is a digitally encrypted mail");
$email->put_From('Chilkat Support <support@chilkatsoft.com>');
$email->AddTo("Chilkat Blog",'admin@cknotes.com');

#  Indicate that the email is to be sent encrypted.
$email->put_SendEncrypted(1);

#  Specify the certificate:
$email->SetEncryptCert($cert);

$success = $mailman->SendEmail($email);
if ($success != 1) {
    print $mailman->lastErrorText() . "\n";
}
else {
    print "Mail Sent!" . "\n";
}