Convert DSA Public Key DER to PEM

Converts a DSA public key from DER format to PEM.

Download Chilkat DSA ActiveX

<?php



$dsa = new COM("Chilkat.Dsa");

$success = $dsa->UnlockComponent('Anything for 30-day trial');
if ($success != true) {
    print $dsa->lastErrorText() . "\n";
    exit;
}

//  Load a DER public key.
$success = $dsa->FromPublicDerFile('dsa_pub.der');
if ($success != true) {
    print $dsa->lastErrorText() . "\n";
    exit;
}

//  Save the public key to PEM:
$pemStr = $dsa->toPublicPem();
$success = $dsa->SaveText($pemStr,'dsa_pub.pem');
if ($success != true) {
    print $dsa->lastErrorText() . "\n";
    exit;
}

print 'Finished!' . "\n";
?>