[afnog] afnog Digest, Vol 145, Issue 9
Kiiru Njiiri
njiirikiiru at gmail.com
Thu Apr 21 10:17:34 UTC 2016
On management of Zimbra,i would like to know where i can get comprehensive
training on installation,security and management of zimbra server.Local
training.
On Thu, Apr 21, 2016 at 12:53 PM, <afnog-request at afnog.org> wrote:
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> Today's Topics:
>
> 1. Re: Securing a Zimbra Mail Server (Alex Rhys-Hurn)
> 2. Re: Securing a Zimbra Mail Server (reenaabood)
> 3. Re: Securing a Zimbra Mail Server (Alex Rhys-Hurn)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Thu, 21 Apr 2016 10:20:48 +0300 (EAT)
> From: Alex Rhys-Hurn <alex at itworx.co.ke>
> To: Jordan Turyatunga <jkturyatunga at aol.com>
> Cc: afnog at afnog.org
> Subject: Re: [afnog] Securing a Zimbra Mail Server
> Message-ID:
> <1581271377.427204.1461223248044.JavaMail.zimbra at itworx.co.ke>
> Content-Type: text/plain; charset="utf-8"
>
> Hi,
>
> A bit more on securing a zimbra server:
>
> 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.
>
> You can then ensure that you have DKIM and SPF set up properly.
>
> Then in ZImbra web management, enable blocking of risky attachments (I
> block all the ones in the list)
>
> 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.
>
> 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.
>
> Hope that helps.
>
> Alex
>
> > From: "Jordan Turyatunga" <jkturyatunga at aol.com>
> > To: afnog at afnog.org, mathias at houngbo.net
> > Sent: Saturday, 16 April, 2016 16:12:54
> > Subject: Re: [afnog] Securing a Zimbra Mail Server
>
> > Thanks Mathias
>
> > Sent from AOL Mobile Mail
> > Get the new AOL app: mail.mobile.aol.com
>
> > On Friday, March 11, 2016 Mathias HOUNGBO < mathias at houngbo.net > wrote:
>
> > I think you should setup/configure
>
> > update OS
> > firewall
> > dnssec
> > spamfilter
> > dkim
> > strong user's password
> > httpS only
>
> > Le 10/03/2016 07:31, Jordan Turyatunga a ?crit :
>
> >> Hey Team,
>
> >> I have installed a new Zimbra Mail Server, how would i make sure it is
> secured
> >> from hackers and spams.
>
> >> Regards,
> >> Jordan
>
> >> _______________________________________________
> >> afnog mailing list https://www.afnog.org/mailman/listinfo/afnog
>
> > Il n'y a pas de raccourci pour atteindre le d?veloppement.
> > Open source is not limited to software and it is not limited to english
> either!
> > Mefies toi de la m?diocrit?, c'est la moisissure de l'esprit
>
> > --
> > My blog : Made in B?nin - http://mathias.houngbo.net Charter President
> ONG
> > IGBANet - http://www.igbanet.org/ (GDG Cotonou, WTM Cotonou, BJNOG,
> Cotonou
> > LUG, Cotonou Wireless, CodeKid, Hackerspace Cotonou)
> > System and Network Administrator at BCEAO B?nin --- C.T.O & Co-Founder at
> > STARSOFT INFORMATIQUE
>
> > _______________________________________________
> > afnog mailing list
> > https://www.afnog.org/mailman/listinfo/afnog
> -------------- next part --------------
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> http://www.afnog.org/pipermail/afnog/attachments/20160421/a6e32046/attachment-0001.html
> >
>
> ------------------------------
>
> Message: 2
> Date: Thu, 21 Apr 2016 11:40:06 +0300
> From: reenaabood <reenaabood at yahoo.com>
> To: Alex Rhys-Hurn <alex at itworx.co.ke>, Jordan Turyatunga
> <jkturyatunga at aol.com>
> Cc: afnog at afnog.org
> Subject: Re: [afnog] Securing a Zimbra Mail Server
> Message-ID: <7jgwf0u8faovacoybbyhs91k.1461228006081 at email.android.com>
> Content-Type: text/plain; charset="utf-8"
>
> Hello . R u fine ?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
>
> -------- Original message --------
> From: Alex Rhys-Hurn <alex at itworx.co.ke>
> Date: 21/04/2016 10:20 (GMT+03:00)
> To: Jordan Turyatunga <jkturyatunga at aol.com>
> Cc: afnog at afnog.org
> Subject: Re: [afnog] Securing a Zimbra Mail Server
>
> Hi,
> A bit more on securing a zimbra server:
>
> 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.
>
> You can then ensure that you have DKIM and SPF set up properly.
>
> Then in ZImbra web management, enable blocking of risky attachments (I
> block all the ones in the list)
>
> 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.
>
> 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.
>
> Hope that helps.
>
> Alex
>
>
> From: "Jordan Turyatunga" <jkturyatunga at aol.com>
> To: afnog at afnog.org, mathias at houngbo.net
> Sent: Saturday, 16 April, 2016 16:12:54
> Subject: Re: [afnog] Securing a Zimbra Mail Server
> Thanks Mathias
> Sent from AOL Mobile Mail
>
> Get the new AOL app: mail.mobile.aol.com
>
>
> On Friday, March 11, 2016 Mathias HOUNGBO <mathias at houngbo.net> wrote:
>
>
>
>
>
>
> I think you should setup/configure
>
>
>
> update OS
>
> firewall
>
> dnssec
>
> spamfilter
>
> dkim
>
> strong user's password
>
> httpS only
>
>
>
>
>
>
>
>
>
> Le 10/03/2016 07:31, Jordan Turyatunga
> a ?crit?:
>
>
> Hey Team,
>
>
>
> I have installed a new Zimbra Mail Server, how would i make
> sure it is secured from hackers and spams.?
>
>
>
> Regards,
> Jordan
>
>
>
>
>
>
> _______________________________________________
> afnog mailing list
> https://www.afnog.org/mailman/listinfo/afnog
>
>
>
>
> Il n'y a pas de raccourci pour atteindre le d?veloppement.
> Open source is not limited to software and it is not limited to english
> either!
> Mefies toi de la m?diocrit?, c'est la moisissure de l'esprit
>
> --
> My blog : Made in B?nin - http://mathias.houngbo.net
> Charter President ONG IGBANet - http://www.igbanet.org/
> (GDG Cotonou, WTM Cotonou, BJNOG, Cotonou LUG, Cotonou Wireless, CodeKid,
> Hackerspace Cotonou)
> System and Network Administrator at BCEAO B?nin --- C.T.O & Co-Founder at
> STARSOFT INFORMATIQUE
>
>
>
>
>
> _______________________________________________
> afnog mailing list
> https://www.afnog.org/mailman/listinfo/afnog
> -------------- next part --------------
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> >
>
> ------------------------------
>
> Message: 3
> Date: Thu, 21 Apr 2016 12:53:35 +0300 (EAT)
> From: Alex Rhys-Hurn <alex at itworx.co.ke>
> To: reenaabood <reenaabood at yahoo.com>
> Cc: afnog at afnog.org
> Subject: Re: [afnog] Securing a Zimbra Mail Server
> Message-ID:
> <1551030372.430402.1461232415610.JavaMail.zimbra at itworx.co.ke>
> Content-Type: text/plain; charset="utf-8"
>
> Hi,
>
> I presume you are using the FOSS version. What you want is not possible.
>
> In theory you could fork the source and compile yourself and then make the
> changes, but this will bring you much heart ache.
>
> In order to do what you want you must buy the Paid for Network Edition of
> zimbra.
>
> Do take a look at forums.zimbra.com for a lot of information, as this
> mailing list may not have too much.
>
> Alex
>
> > From: "reenaabood" <reenaabood at yahoo.com>
> > To: "Alex Rhys-Hurn" <alex at itworx.co.ke>, "Jordan Turyatunga"
> > <jkturyatunga at aol.com>
> > Cc: afnog at afnog.org
> > Sent: Thursday, 21 April, 2016 11:40:06
> > Subject: Re: [afnog] Securing a Zimbra Mail Server
>
> > Hello . R u fine ?
> > 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
>
> > -------- Original message --------
> > From: Alex Rhys-Hurn <alex at itworx.co.ke>
> > Date: 21/04/2016 10:20 (GMT+03:00)
> > To: Jordan Turyatunga <jkturyatunga at aol.com>
> > Cc: afnog at afnog.org
> > Subject: Re: [afnog] Securing a Zimbra Mail Server
>
> > Hi,
>
> > A bit more on securing a zimbra server:
>
> > 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.
>
> > You can then ensure that you have DKIM and SPF set up properly.
>
> > Then in ZImbra web management, enable blocking of risky attachments (I
> block all
> > the ones in the list)
>
> > 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.
>
> > 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.
>
> > Hope that helps.
>
> > Alex
>
> >> From: "Jordan Turyatunga" <jkturyatunga at aol.com>
> >> To: afnog at afnog.org, mathias at houngbo.net
> >> Sent: Saturday, 16 April, 2016 16:12:54
> >> Subject: Re: [afnog] Securing a Zimbra Mail Server
>
> >> Thanks Mathias
>
> >> Sent from AOL Mobile Mail
> >> Get the new AOL app: mail.mobile.aol.com
>
> >> On Friday, March 11, 2016 Mathias HOUNGBO < mathias at houngbo.net >
> wrote:
>
> >> I think you should setup/configure
>
> >> update OS
> >> firewall
> >> dnssec
> >> spamfilter
> >> dkim
> >> strong user's password
> >> httpS only
>
> >> Le 10/03/2016 07:31, Jordan Turyatunga a ?crit :
>
> >>> Hey Team,
>
> >>> I have installed a new Zimbra Mail Server, how would i make sure it is
> secured
> >>> from hackers and spams.
>
> >>> Regards,
> >>> Jordan
>
> >>> _______________________________________________
> >>> afnog mailing list https://www.afnog.org/mailman/listinfo/afnog
>
> >> Il n'y a pas de raccourci pour atteindre le d?veloppement.
> >> Open source is not limited to software and it is not limited to english
> either!
> >> Mefies toi de la m?diocrit?, c'est la moisissure de l'esprit
>
> >> --
> >> My blog : Made in B?nin - http://mathias.houngbo.net Charter President
> ONG
> >> IGBANet - http://www.igbanet.org/ (GDG Cotonou, WTM Cotonou, BJNOG,
> Cotonou
> >> LUG, Cotonou Wireless, CodeKid, Hackerspace Cotonou)
> >> System and Network Administrator at BCEAO B?nin --- C.T.O & Co-Founder
> at
> >> STARSOFT INFORMATIQUE
>
> >> _______________________________________________
> >> afnog mailing list
> >> https://www.afnog.org/mailman/listinfo/afnog
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>
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> End of afnog Digest, Vol 145, Issue 9
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