About Forrester
Forrester Research, Inc. is an independent research company that provides pragmatic and forward-thinking advice to global leaders in business and technology.

John serves Security & Risk Professionals. He is a leading expert on wireless security, network security, security information management, and PCI data security.
John is a 25-year veteran of the high-tech world. He holds numerous industry certifications, including CISSP, CEH, QSA, and CCNA. Prior to joining Forrester, John was the senior security architect with security consultancy Vigilar, and he started the security practice for a Cisco Gold VAR, Flair Data Systems, where he was a principal security consultant. He has particular expertise in the areas of wireless security, intrusion detection and prevention, and voice over IP hacking. He has been interviewed and published in numerous magazines, including Hospitality Technology Magazine, SecurityFocus.com, and Techtarget.com. John has spoken at many security conferences and events, including ToorCon, ShmoCon, and InfoSec World.
John has a Bachelor of Arts degree in communications from the University of Iowa.
ForeScout, Juniper, And Bradford Networks Outdistance The Pack, But Cisco, McAfee, And Enterasys Are Close Behind
In Forrester's 72-criteria evaluation of network access control (NAC) vendors, we found few notable points of differentiation between vendor offerings. Thus we have a tight clustering of vendors...
A Mature Space, IPS Is Still The Bulwark Of Network Security
An intrusion prevention system (IPS) complements traditional firewalls by inspecting the entire network packet looking for malicious traffic that is often invisible to Layer 3 firewalls. While...
In the battle to protect your organization's information and assets, firewalls are the first line of defense for preventing attacks against the network. And for the most part, they've succeeded at...
The news is filled with reports of networks attacks and stolen data. Consumers routinely undergo the stress of fraudulent charges or compromised credit cards. Terms such as "botnet" have become part...