Dell is targeting the SMB market with its Supermassive 9800 next generation firewall.
Debra Shinder Blog
McAfee's Network Performance and Security report on next-gen firewalls indicates that a third of IT admins admit to turning off firewall features to increase performance.
If you used TMG as a reverse proxy for your Lync server, but you're now moving away from TMG since Microsoft stopped supporting it, you might be looking for an alternative.
If you keep up with the latest vulnerabilities, you've probably heard of POODLE, a serious vulnerability in the SSL 3.0 protocol.
SwivelSecure is a two factor authentication solution that's growing in popularity; here's how to integrate it with Microsoft UAG
Microsoft may have written off TMG, but Celestix hasn't
Symantec provides guidance on troubleshooting their Client Site Proxy with TMG server
How to configure your TMG 2010 firewall to get an A rating from the SSL Labs test site
Has Microsoft abandoned updating for NIS signatures?