<html><body><div style="font-family: trebuchet ms,sans-serif; font-size: 10pt; color: #000000"><div>Hi,<br></div><div><br data-mce-bogus="1"></div><div>I presume you are using the FOSS version. What you want is not possible.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>In theory you could fork the source and compile yourself and then make the changes, but this will bring you much heart ache.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>In order to do what you want you must buy the Paid for Network Edition of zimbra.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Do take a look at forums.zimbra.com for a lot of information, as this mailing list may not have too much.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Alex<br data-mce-bogus="1"></div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"reenaabood" <reenaabood@yahoo.com><br><b>To: </b>"Alex Rhys-Hurn" <alex@itworx.co.ke>, "Jordan Turyatunga" <jkturyatunga@aol.com><br><b>Cc: </b>afnog@afnog.org<br><b>Sent: </b>Thursday, 21 April, 2016 11:40:06<br><b>Subject: </b>Re: [afnog] Securing a Zimbra Mail Server<br></blockquote></div><div data-marker="__QUOTED_TEXT__"><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;">Hello . R u fine 😊<div>i have a question also in zimbra mail server installed a zimbra on centos 6.5 ..and i want to change the login screen from zimbra to my own name and picture (the logo) can u send for me a link or commands</div><br><br>-------- Original message --------<br>From: Alex Rhys-Hurn <alex@itworx.co.ke> <br>Date: 21/04/2016 10:20 (GMT+03:00) <br>To: Jordan Turyatunga <jkturyatunga@aol.com> <br>Cc: afnog@afnog.org <br>Subject: Re: [afnog] Securing a Zimbra Mail Server <br><br><div style="font-family: trebuchet ms,sans-serif; font-size: 10pt; color: #000000"><div>Hi,</div><br><div>A bit more on securing a zimbra server:<br></div><br><div>You should deploy a multi tiered approach as well with a Zimbra proxy server sitting in front of the main mailbox/mta server in its simplest form.<br></div><br><div>You can then ensure that you have DKIM and SPF set up properly.<br></div><br><div>Then in ZImbra web management, enable blocking of risky attachments (I block all the ones in the list)<br></div><br><div>Although I have good success with the spam control in ZImbra, its important to train users to use the spam/not spam button to teach zimbra what is and isnt spam.<br></div><br><div>I also use an Untangle Unified Threat Management Appliance infront of my zimbra to add extra phish, spam and virus cover to the mails and provide firewall and IPS.<br></div><br><div>Hope that helps.<br></div><br><div>Alex<br></div><br><br><hr id="zwchr"><div><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Jordan Turyatunga" <jkturyatunga@aol.com><br><b>To: </b>afnog@afnog.org, mathias@houngbo.net<br><b>Sent: </b>Saturday, 16 April, 2016 16:12:54<br><b>Subject: </b>Re: [afnog] Securing a Zimbra Mail Server<br></blockquote></div><div><blockquote style="border-left:2px solid #1010FF;margin-left:5px;padding-left:5px;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-family:Helvetica,Arial,sans-serif;font-size:12pt;"><p dir="ltr">Thanks Mathias</p>
<p dir="ltr">Sent from AOL Mobile Mail <br>
Get the new AOL app: mail.mobile.aol.com</p>
<br><br><div class="device_aol_et_org_dt_dd_quote"></div><hr style="border:0;height:1px;color:#999;background-color:#999;width:100%;margin:0 0 9px 0;padding:0;"><span style="font-size:14px; color:#999999;">On Friday, March 11, 2016 Mathias HOUNGBO <<span style="color:#0000A0">mathias@houngbo.net</span>> wrote:</span><br><br>
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<br>
I think you should setup/configure<br>
<br>
update OS<br>
firewall<br>
dnssec<br>
spamfilter<br>
dkim<br>
strong user's password<br>
httpS only<br>
<br>
<br>
<br>
<br>
<div class="moz-cite-prefix">Le 10/03/2016 07:31, Jordan Turyatunga
a écrit :<br>
</div>
<blockquote cite="about:blank"><span style="color: black; font-family: arial; font-size: small;">Hey Team,
<div><br>
</div>
<div>I have installed a new Zimbra Mail Server, how would i make
sure it is secured from hackers and spams. </div>
<div><br>
</div>
<div>Regards,</div>
<div>Jordan</div>
</span>
<br>
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<br>
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<pre class="moz-signature">Il n'y a pas de raccourci pour atteindre le développement.
Open source is not limited to software and it is not limited to english either!
Mefies toi de la médiocrité, c'est la moisissure de l'esprit
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(GDG Cotonou, WTM Cotonou, BJNOG, Cotonou LUG, Cotonou Wireless, CodeKid, Hackerspace Cotonou)
System and Network Administrator at BCEAO Bénin --- C.T.O & Co-Founder at STARSOFT INFORMATIQUE</pre>
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