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 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...
Nov 19, 2025 | AgendaArticles, Blog
Today we are announcing Aron Semle, CTO at HighByte, as a keynote speaker for S4x26. He is the best I’ve seen in explaining how and why disparate systems at all levels of the Purdue Model will be connecting. Aron won’t be on the Main Stage to focus on...
Nov 5, 2025 | AgendaArticles, Blog, S4 News
We chose a one word theme for every S4 event. The theme word for S4x26, Feb 24-26 in Miami South Beach, is Connect. Why Connect? Four Reasons. The obvious reason is the next 1 – 3 years will see an unprecedented number of AI driven business reasons to connect...
Oct 15, 2025 | AgendaArticles, Blog, S4 News
I’ve always felt it’s important to publish a conference agenda early so potential attendees have plenty of time to make an informed decision on whether to buy a ticket. We have just published, on October 15th, the S4x26 agenda. This is over 4 months before...
