To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Valid RFC3280 Mandatory Attribute Types Test7
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----4A3875F170A022A4E5A03129DB5D9B12"

This is an S/MIME signed message

------4A3875F170A022A4E5A03129DB5D9B12
Content-Type: text/plain

This is a sample signed message.

------4A3875F170A022A4E5A03129DB5D9B12
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 4875 characters]
2MOBUxXN1YofiwQX2J7CMTQv4RMj7j7HsCOYr8ouW/5hkLIn

------4A3875F170A022A4E5A03129DB5D9B12--

