To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Valid delta-CRL Test7
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----D0AFA567B1AE1CDFCD1C37E62A7418D8"

This is an S/MIME signed message

------D0AFA567B1AE1CDFCD1C37E62A7418D8
Content-Type: text/plain

This is a sample signed message.

------D0AFA567B1AE1CDFCD1C37E62A7418D8
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 5785 characters]
+lNh4gi8mwYj

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