To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Invalid onlySomeReasons Test21
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----AE13D8ADD42DA03661B80282F7985AFF"

This is an S/MIME signed message

------AE13D8ADD42DA03661B80282F7985AFF
Content-Type: text/plain

This is a sample signed message.

------AE13D8ADD42DA03661B80282F7985AFF
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 5850 characters]
lSFaSR2uc83yMlka

------AE13D8ADD42DA03661B80282F7985AFF--

