If you renew a Thawte SSL certificate or purchase a new one since 26th July 2010 you may encounter SSL certificate trust errors when clients connect to published websites such as Outlook Web Access.
How to configure an ISA Server 2006 firewall rule to publish incoming email to the Exchange Server 2007 Hub Transport Server.
Step by step guide for how to publish Exchange Server 2007 Outlook Web Access using an ISA Server 2006 firewall.
How to configure the Hub Transport Server connectors to send and receive internet email.
To quote Bruce Schneier, “well-designed security systems fail gracefully”. This means for example when the ISA firewall service fails it closes off network connectivity entirely (ie retains security) instead of opening your entire network up (ie decreases security). This week SonicWALL’s license servers suffered a glitch rendering thousands of customer units useless and leaving the […]
ISAServer.org has published a guide for creating an ISA reports web server. It is a quick and easy solution to making the reports available to managers and other interested parties. For my ISA Server deployments I like to take it a step further and use a little ASP code to generate some nicer looking tables […]
Tom Shinder of ISAServer.org takes an amusing shot at the myth in some circles that a “hardware” firewall or “firewall appliance” offers more security than a Microsoft ISA Server firewall. I was drawn to a particular quote in his article about the relative security of ISA Server to other popular firewalls in the context of […]