ISA Server and Firewalls for Microsoft Exchange Server

Email Alerts

Register now to receive SearchExchange.com-related news, tips and more, delivered to your inbox.
By submitting you agree to receive email from TechTarget and its partners. If you reside outside of the United States, you consent to having your personal data transferred to and processed in the United States. Privacy
  • Guide: Tightening Exchange Server security

    Exchange Server is susceptible to a range of different security threats. We’ve compiled our top tips to help protect you from these vulnerabilities and risks. 

  • Top 5 Exchange mobile tips of 2008

    Why Exchange ActiveSync fails with NAT firewalls, avoiding Exchange 2007 Direct Push failures and how to decide between OWA Light and Exchange ActiveSync were just some of the top mobile tips that caught our readers' eyes in 2008. 

  • Microsoft Exchange Server security dos and don'ts

    Microsoft Exchange Server email security threats, such as spam and viruses, are a constant concern. What is the best method for protecting an Exchange Server organization against these email threats? Which antivirus and antispam products offer the mo... 

  • How to use ISA Server as an SMTP filter

    Learn how to direct your inbound SMTP traffic to an ISA Server first to nab certain types of malicious messages and reduce the overall volume of SMTP mail that your Exchange server must process. 

  • reverse proxy server

    A reverse proxy server is a proxy server that relays connection requests for inbound network traffic. 

About ISA Server and Firewalls for Microsoft Exchange Server

Microsoft Internet Security and Accleration (ISA) Server and other firewalls are used to secure and authenticate communications with Exchange Server. These tips and tutorials will teach you how to troubleshoot common firewall problems, including Outlook Web Access (OWA) configuration and authentication issues, blocked SMTP and HTTP traffic, and email connectivity problems caused by third-party firewalls. You'll even learn how you can use ISA Server as an SMTP filter to intercept spam and viruses at the network perimeter.