Installing and configuring Microsoft Forefront TMG for secure OWA access

In this document, we'll look at one of the most common installations when deploying a Microsoft Exchange Server installation 2010 e ensure your connectivity from the outside through OWA access (or the necessary services) via a TMG host on the DMZ network. We will perform the installation of Microsoft Forefront TMG (Threat Management Gateway) An old ISA Server on a DMZ computer that will only be connected via HTTPS from the Internet, and the server will only connect to the Exchange server with the HUB role (or CAS array).

Installing certificates for our users via GPO

In any organization, Our users need certificates to access certain websites, whether for your own authentication or on behalf of your company. The most normal thing is that it is? install the certificate on the computer with the logged-in user, which is a manual process and that we have to take into account when a new person enters the organization, or when we have to renew a certificate, We have to do this process as many times as necessary. Well, we can use the directives of our Active Directory to assign certificates to users fully automatically.

How to renew Exchange self-signed certificates 2007

This article shows a task that we will have to perform in our Microsoft Exchange organization 2007, as the services offered by Exchange use certificates to ensure connectivity, whether internal or external communication. In principle, once we have installed Exchange Server 2007, The certificates you generate for each service will last us a year, so before they expire we will have to renew them, We will detect this with events in the Event Viewer, or directly due to a drop in said service.

How to renew Exchange self-signed certificates 2010

In Exchange 2010 It is well known that in order to communicate securely, each Microsoft Exchange Server service uses a secure connection using certificates; these certificates ensure the IMAP connection (Internet Message Access Protocol), POP (Post Office Protocol), SMTP (Simple Mail Transfer Protocol), IIS (Internet Information Services) and UM (Unified Messaging). And we will take special care to keep them renewed or valid. On Exchange Server 2007 this renewal process was carried out with three commands in PowerShell and now they have implemented the possibility of doing it through a wizard!