To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: User Notice Qualifier Test17
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----985C53D3FA943322CF9AEF8DF2B81AA8"

This is an S/MIME signed message

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Content-Type: text/plain

This is a sample signed message.

------985C53D3FA943322CF9AEF8DF2B81AA8
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 4680 characters]

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