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Lessons from the Frontlines
book

Lessons from the Frontlines

by Assaf Keren
January 2026
Beginner to intermediate
272 pages
5h 4m
English
Wiley
Content preview from Lessons from the Frontlines

CHAPTER 12Leading from the Front

When I left SenseCy after having vision disagreements with my co-founders, I made a decision that surprised many people in my network. I was leaving a CTO role where I managed 50+ people to join PayPal as Head of Global Incident Response—a significantly smaller scope in terms of team size and organizational authority.

But I understood something that took me years to articulate clearly: career progression isn’t based on the size of your team but the level of experiences you bring to the table. I wanted to work at internet scale, to understand what global security leadership looked like at a company processing billions of transactions. Sometimes you have to step back to move forward.

What I didn’t realize at the time was that this decision would teach me the most important lesson of my leadership career: “leading from the front” means something completely different at every level of leadership. As a director, leading from the front meant being in the trenches during incidents. As a VP, it meant being first to articulate vision and make difficult strategic choices. As a CISO, it meant taking public responsibility for failures while inspiring confidence that challenges could be overcome.

I joined eBay/PayPal just a couple of months before the historic split that would separate PayPal into an independent company. Talk about jumping into the ...

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Publisher Resources

ISBN: 9781394395385