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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span style='font-size:11.0pt;color:#1F497D'>Hello. I want to repost this because I have heard nothing in response although it was posted a few days ago. I am new to using this group and not certain how long I should expect to wait. Excuse the reposting if I should seem impatient, as I do not mean it in that way. But I do want to be sure that I am posting it correctly too. Thanks.<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span style='font-size:11.0pt;color:#1F497D'>John<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span style='font-size:11.0pt;color:#1F497D'><o:p> </o:p></span></font></p><div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";font-weight:bold'>From:</span></font></b><font size=2 face=Tahoma><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> stunnel-users-bounces@stunnel.org [mailto:stunnel-users-bounces@stunnel.org] <b><span style='font-weight:bold'>On Behalf Of </span></b>John A. Wallace<br><b><span style='font-weight:bold'>Sent:</span></b> Tuesday, January 17, 2012 3:03 AM<br><b><span style='font-weight:bold'>To:</span></b> stunnel-users@stunnel.org<br><b><span style='font-weight:bold'>Subject:</span></b> [stunnel-users] certificate authentications<br><b><span style='font-weight:bold'>Importance:</span></b> High<o:p></o:p></span></font></p></div></div><p class=MsoNormal><font size=2 face=Calibri><span style='font-size:11.0pt'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>I have two questions, which I think may be related, regarding how to use the information from stunnel log. I use stunnel to connect to an SMTP server on the internet from my home network, and in particular from my Windows laptop. My stunnel version is this:<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>stunnel 4.50 on x86-pc-mingw32-gnu platform<o:p></o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>Compiled/running with OpenSSL 0.9.8r-fips 8 Feb 2011<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>It works well for my purposes, and I can see, by using a program for monitoring process and network connections, that the connections are now secured as expected. However, I believe it can be made more secure if I can utilize the certificate that is offered by the server, but I am not sure how to make that happen.<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>In my stunnel log for the connection, I get this message:<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>Client-mode smtp protocol negotiations started<o:p></o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>Client-mode smtp protocol negotiations succeeded<o:p></o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>No peer certificate received<o:p></o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>SSL connected: new session negotiated<o:p></o:p></span></font></p><p class=MsoNormal style='text-indent:.5in'><font size=2 face="Courier New"><span style='font-size:10.0pt;font-family:"Courier New"'>Negotiated ciphers: ADH-AES256-SHA SSLv3 Kx=DH Au=None Enc=AES(256) Mac=SHA1<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>My first question is, how should I go about getting that “No peer certificate received” issue corrected and how do I install it? Secondly, when I issue this command at the cmd shell prompt:<o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><pre><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'> </span></font>openssl s_client -starttls smtp -connect host.server:port<o:p></o:p></pre><pre><font size=2 face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>The output is lengthy and it includes, among other things, clearly what is identified as a certificate. I have been told that this is a good certificate, and one that I should utilize for an authenticated connection. So, my question is, is this the same certificate that I saw referenced in the log as the “peer certificate”, and how do I go about putting this certificate where it belongs in my directory? I know how to copy it and save it as a file, but where do I put it and should it have a special name? <o:p></o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></font></p><p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>If someone wants to direct me to the correct instruction for doing this, that would be fine too. I am just looking for some pointers for assistance. Thanks.<o:p></o:p></span></font></p></div></div></body></html>