Most Recent Blogs

Black Hat Impressions

Posted: August 01, 2017   /   By: Jon Oltsik   /   Tags: Cybersecurity, Black Hat, CISO, home network security, SDP

many-ideas.jpgLike many others in the cybersecurity community, I attended Black Hat in Las Vegas last week. Here are my thoughts on the show:

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The Internet of Identities (IoI)

Posted: July 10, 2017   /   By: Jon Oltsik   /   Tags: Cybersecurity, IoT, identity and access management, micro-segmentation, SDP, Internet of Identities

identity.jpgEveryone is talking about IoT these days and for good reason – there are already billions of devices connected to the global Internet and some researchers are predicting 50 billion by 2020. This alone will make CISOs' jobs more difficult, but security executives face many other associated challenges as well:

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Are Next-generation Firewalls Legacy Technology?

Posted: May 05, 2017   /   By: Jon Oltsik   /   Tags: Network Security, Cybersecurity, Firewall, SDP

software-firewall.jpgA few years ago, next-generation firewalls (NGFWs) came out of nowhere to become a network security staple. These devices combined traditional L3/L4 packet filtering with deep packet inspection, IPS, and other network security services along with knowledge about users and applications. This broad functionality packaging changed the network security paradigm – everyone needed, or at least wanted, an NGFW at the perimeter or within the internal network.

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Goodbye NAC, Hello Software-defined Perimeter (SDP)

Posted: November 15, 2016   /   By: Jon Oltsik   /   Tags: Network Security, Cybersecurity, NAC, SDP

digital_lock.jpgThose of use who’ve been around security technology for a while will remember the prodigious rise of network access control (NAC) around 2006. Now the ideas around NAC had been around for several years beforehand, but 2006 gave us Cisco’s network admission control (a.k.a. Cisco NAC), Microsoft’s network access protection (NAP), and then a whole bunch of venture-backed NAC startups (ConSentry, Lockdown Networks, Mirage Networks, etc.).

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