Jon Oltsik

Senior Principal Analyst

Blogs
May 4, 2011

Sony PlayStation Breach: Sophisticated Attack or Insecure Internally-Developed Software?
Blogs
May 2, 2011

Question: Will Vendors Open Up About OpenFlow at Interop?
Blogs
Apr 27, 2011

Is Ethernet Storage On The Horizon?
News
Apr 26, 2011

Force10 taking data centers into zettabyte era ( - Hardware Systems )
Blogs
Apr 21, 2011

Server Virtualization Complicates Network Management
briefs
Apr 19, 2011

NitroAccelerator: SQL Server Replication Problems Solved

CIOs are quite busy these days, consolidating data centers to cut costs and building new applications to drive business processes. Both activities create a lot of data that often needs to be replicated across WAN links to feed real-time analytical applications, which can create application bottlenecks or demand an expensive bandwidth-hungry network. Enter NitroSphere and its NitroAccelerator for SQL Server WAN optimization product. When it comes to SQL Server replication, NitroAccelerator offers performance and cost benefits that make it the right tool for the job.
Blogs
Apr 19, 2011

Server Virtualization Skills Lacking In Networking Groups
News
Apr 18, 2011

More powerful Sourcefire IPS line sets stage for next-gen firewalls ( - Security )
Blogs
Apr 11, 2011

Everyone is Using Server Virtualization, But Are They Using VM Mobility Features?
Blogs
Apr 8, 2011

What NetWitness Means for RSA
News
Apr 6, 2011

ESG Research Brief Highlights Crossbeam's Solutions to Server Virtualization Security
Blogs
Apr 6, 2011

Trill? SPB? FabricPath? QFabric? Flat Network Confusion!
Blogs
Apr 4, 2011

RSA Reveals More Details About Its Security Breach
News
Apr 4, 2011

RSA SecurID breach began with spear phishing attack
News
Apr 4, 2011

EMC to acquire NetWitness in wake of RSA cyberattack

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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

Sony PlayStation Breach: Sophisticated Attack or Insecure Internally-Developed Software?

Question: Will Vendors Open Up About OpenFlow at Interop?

Is Ethernet Storage On The Horizon?

Force10 taking data centers into zettabyte era ( - Hardware Systems )

Server Virtualization Complicates Network Management

NitroAccelerator: SQL Server Replication Problems Solved

Server Virtualization Skills Lacking In Networking Groups

More powerful Sourcefire IPS line sets stage for next-gen firewalls ( - Security )

Everyone is Using Server Virtualization, But Are They Using VM Mobility Features?

What NetWitness Means for RSA

ESG Research Brief Highlights Crossbeam's Solutions to Server Virtualization Security

Trill? SPB? FabricPath? QFabric? Flat Network Confusion!

RSA Reveals More Details About Its Security Breach

RSA SecurID breach began with spear phishing attack

EMC to acquire NetWitness in wake of RSA cyberattack

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