Jan 9, 2026 | Blog, S4 News
We got a ton of blowback at S4x16 (in 2016) when we told attendees we would take the afternoon of Day 2 off to hang around the pool in the Cabana Sessions. And after that first year it has been a highlight for attendees. In fact, it was one of the biggest things...
Jan 8, 2026 | AgendaArticles, Blog, S4 News
John Hultquist will give a keynote at S4x26 on Day 2, Wednesday. He is currently with Google Cloud is one of the leading investigators of Russian related threats to OT security including Sandworm and others. John also keeps an eye on what others are doing as a founder...
Jan 6, 2026 | AgendaArticles, Blog, S4 News
Europe is driving global OT Security Regulation with NIS2 and CRA, and the S4x26 agenda reflects this. We don’t have sessions explaining what these regulations are, with one exception, because most of the S4 attendees know this. Instead the focus is on the...
Jan 2, 2026 | Blog, S4 News
Goal: $20K To Provide A Village With A Clean Water Critical Infrastructure S4 Will Match All Contributions Until Goal Is Achieved Help the S4 Community give the gift of clean water by building simple critical infrastructure. 100% of every donation raised will fund...
Dec 29, 2025 | Blog, POC Pavilion, S4 News
The POC Pavilion will show live demos installed on a simulated automotive OT environment that Booz Allen is bringing to S4x26. Check out the POC Pavilion page and documents for the details on the problems being solved, success criteria, the plant environment, and how...
Dec 22, 2025 | AgendaArticles, Blog, S4 News
Every year we have between 3 and 8 S4 sessions drop out of the agenda. The speaker may need to cancel for personal reasons, job change, corporate restrictions, … The presentation is not accepted because it’s late, too commercial, differ than promised...
Dec 16, 2025 | AgendaArticles, Blog, S4 News
It’s hard to believe we haven’t had Mark Weatherford on an S4 stage in the last 20 years. We will correct that with Mark being our legend interview at S4x26. Mark’s career spans an impressive array of public roles including: VP & CSO at National...
Dec 11, 2025 | Blog, S4 News
We’ve gone from a shortage to a bounty of OT security training options. Which is right for you and your team? The OT Security Training Roundup can help you make this decision. We keep this very simple. On Thursday morning we will have ~12 tabletops in the...
Dec 8, 2025 | AgendaArticles, Blog, S4 News
The change of administration has led to many changes in CISA, the US lead agency on OT security. Changes in mission. Changes in personnel. Changes in approach. What CISA does and doesn’t do can have a big impact on vendors, asset owners, consultants, and of...
Dec 2, 2025 | Blog, POC Pavilion, S4 News
Last month we provided the eight vendors in the Proof of Concept (POC) Pavilion with a detailed description of the OT system and a logistics document that explains how the POC Pavilion will operate, including the on-stage live demo. Now we are sharing these documents...
