Signature Failed: No secret keyrings
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use strict;
use warnings;
use Crypt::OpenPGP;
use Crypt::OpenPGP::Certificate;
use Crypt::OpenPGP::Key::Secret;

    my $pgp = Crypt::OpenPGP->new;

    my $message_body; $message_body .= $_ while <STDIN>;
    my $result = $pgp->handle( Data => $message_body );

    my $file = 'really-from-me.txt';
    my $key_id = '1234567890';
    my $pass = 'foo bar';
    my $sec = Crypt::OpenPGP::Key::Secret->new("DSA");
    my $certpass = "asd123";
    my $seccert = Crypt::OpenPGP::Certificate->new(
        Key        => $sec,
        Passphrase => $certpass,
        Version    => 4,
     )  || die "Certificate Failed: ",$pgp->errstr;

    my $signature = $pgp->sign(
        Data       => $seccert,
        KeyID      => $key_id,
        Passphrase => $pass,
        Detach     => 1,
        Armour     => 1,
    ) || die "Signature Failed: ",$pgp->errstr;

    my $ciphertext = $pgp->encrypt(
        Filename   => $file,
        Recipients => $key_id,
        Armour     => 1,
    ) || die "Encryption Failed: ",$pgp->errstr;
    my $a =  $ciphertext;
    print $a;
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