To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Invalid Self-Issued DN nameConstraints Test20
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----1B8A6C142E646C142D7D423F674D642B"

This is an S/MIME signed message

------1B8A6C142E646C142D7D423F674D642B
Content-Type: text/plain

This is a sample signed message.

------1B8A6C142E646C142D7D423F674D642B
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 4615 characters]
2twNL3SI9Mqyp/k=

------1B8A6C142E646C142D7D423F674D642B--

