Select Cert for Encrypted Email

Demonstrates how to search for a specific certificate from Current User and Local Machine certificate stores, and then use it for encrypting an email.

Download Chilkat Perl Module

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");

#  Search the Local Machine and Current User certificate
#  stores for a certificate -- by common name or by email  address.
$cert = new chilkat::CkCert();

$success = $cert->LoadByCommonName("Chilkat Software");
if ($success != 1) {
    #  Try loading it by email address.
    $success = $cert->LoadByEmailAddress('comodo@chilkatsoft.com');
    if ($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("Comodo Test",'comodo@chilkatsoft.com');

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

#  Specify the certificate:
$success = $email->SetEncryptCert($cert);
if ($success != 1) {
    print $email->lastErrorText() . "\n";
    exit;
}

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