To: recipient@testcertificates.gov
From: sender@testcertificates.gov
Subject: Invalid Basic Self-Issued Old With New Test2
MIME-Version: 1.0
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg="sha-256"; boundary="----FA0BF2E8E581762EC55495EA4D4BB9F3"

This is an S/MIME signed message

------FA0BF2E8E581762EC55495EA4D4BB9F3
Content-Type: text/plain

This is a sample signed message.

------FA0BF2E8E581762EC55495EA4D4BB9F3
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"

[encoded data, 5850 characters]
/cY7Q5qayDC6QBbQZJi7F3xxAvC7cFCT2wCuMk0NqA==

------FA0BF2E8E581762EC55495EA4D4BB9F3--

