X-Git-Url: https://git.openssl.org/gitweb/?a=blobdiff_plain;f=doc%2Fapps%2Fpkcs7.pod;h=9871c0e0cdc3091a31a5b74b702d5c8afb396d64;hb=89da653fa62598c29dc29b7e1741985f51172837;hp=b721e395a201a99bbd6e0aed015f3219d009486a;hpb=bb075f883356589425b7e57f788c7498a83b0219;p=openssl.git

diff --git a/doc/apps/pkcs7.pod b/doc/apps/pkcs7.pod
index b721e395a2..9871c0e0cd 100644
--- a/doc/apps/pkcs7.pod
+++ b/doc/apps/pkcs7.pod
@@ -71,6 +71,18 @@ Output all certificates in a file:
 
  openssl pkcs7 -in file.pem -print_certs -out certs.pem
 
+=head1 NOTES
+
+The PEM PKCS#7 format uses the header and footer lines:
+
+ -----BEGIN PKCS7-----
+ -----END PKCS7-----
+
+For compatibility with some CAs it will also accept:
+
+ -----BEGIN CERTIFICATE-----
+ -----END CERTIFICATE-----
+
 =head1 RESTRICTIONS
 
 There is no option to print out all the fields of a PKCS#7 file.