To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Valid Name Chaining Whitespace Test4
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----07F039603FB4ADEA384EE0FCDB14216C"

This is an S/MIME signed message

------07F039603FB4ADEA384EE0FCDB14216C
Content-Type: text/plain

This is a sample signed message.

------07F039603FB4ADEA384EE0FCDB14216C
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 4550 characters]
UpU5Zv3DQhbbNDDC

------07F039603FB4ADEA384EE0FCDB14216C--

