Jon Oltsik

Senior Principal Analyst

Blogs
Jun 29, 2011

The Network Performance Management Challenge
Blogs
Jun 22, 2011

When Will Data Center Networks Gain Cloud Intelligence?
Blogs
Jun 20, 2011

The Jury Is Still Out On The Vivek Kundra Era
Blogs
Jun 16, 2011

Aligning data center networking with L4-7 services
briefs
Jun 15, 2011

New Demands for Real-time Threat Management

Many organizations are evaluating a new security model based upon IT risk management best practices. This is a good idea, but not enough for today's dynamic and malevolent threat landscape. To keep up with IT changes and external threats, large organizations need to embrace two new security practices: Real-time Risk Management for day-to-day security adjustments and Real-time Threat Management to detect and remediate sophisticated, stealthy, and damaging security breaches (i.e., Advanced Persistent Threats or APTs).
research briefs
Jun 10, 2011

Research Brief: Critical Infrastructure Organizations Continue to Minimize IT Vendor Security Audits

ESG surveyed security professionals working in the 18 public and private industry sectors designated as “critical infrastructure” by the U.S. Department of Homeland Security. This brief looks at how these organizations are auditing the security processes and procedures of their IT vendors and the extent to which vendor audit results factor in actual procurement decisions. Alarmingly, IT vendor audits frequently remain random, informal, “check-box” activities.
Blogs
Jun 9, 2011

Lessons That Technology Company CEOs Should Learn From the RSA Breach
Blogs
Jun 2, 2011

Cybersecurity Tipping Point?
Blogs
May 31, 2011

Summarizing Symantec
Blogs
May 25, 2011

Checking in on Check Point
Blogs
May 19, 2011

Cloud-based Security Event Management?
News
May 17, 2011

Good News and Bad News on Obama Cybersecurity Legislative Proposal Letter
Blogs
May 13, 2011

Final Thoughts On Interop 2011
Blogs
May 12, 2011

The Network And The Cloud
Blogs
May 11, 2011

HP To Cisco: "We Try Harder"

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Phone:
508-381-5166

Jon Oltsik is an ESG senior principal analyst and the founder of the firm’s Information Security and Networking services. With 25 years of technology industry experience, Jon is widely recognized as an expert in threat and security management as well as all aspects of network security. Recently, Jon has been an active participant with cybersecurity issues, legislation, and technology within the U.S. federal government. Prior to joining ESG, Jon was the founder and principal of Hype-Free Consulting. He has also held senior management positions at GiantLoop Network, Forrester Research, Epoch Systems, and EMC Corporation.

Full Biography

In the News

Insights and Publications

Jon Oltsik

The Network Performance Management Challenge

When Will Data Center Networks Gain Cloud Intelligence?

The Jury Is Still Out On The Vivek Kundra Era

Aligning data center networking with L4-7 services

New Demands for Real-time Threat Management

Research Brief: Critical Infrastructure Organizations Continue to Minimize IT Vendor Security Audits

Lessons That Technology Company CEOs Should Learn From the RSA Breach

Cybersecurity Tipping Point?

Summarizing Symantec

Checking in on Check Point

Cloud-based Security Event Management?

Good News and Bad News on Obama Cybersecurity Legislative Proposal Letter

Final Thoughts On Interop 2011

The Network And The Cloud

HP To Cisco: "We Try Harder"

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