To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Valid GeneralizedTime notAfter Date Test8
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----C896B88CE9EA29020D0C672E334771B9"

This is an S/MIME signed message

------C896B88CE9EA29020D0C672E334771B9
Content-Type: text/plain

This is a sample signed message.

------C896B88CE9EA29020D0C672E334771B9
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 4550 characters]
CszdVvEmIg==

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