Content

Strategic insights on blockchain, AI, security, leadership, and career in an age of disruption.

Permissioned Blockchain: Why Incumbents Win
September 09, 2026·6 min read
Blockchain

Permissioned Blockchain: Why Incumbents Win

Permissioned blockchains aren't crypto adoption—they're how incumbents keep control. Swift's 17-bank network proves gatekeepers choose the tech that keeps them in charge.

Recent Essays

#digital transformation

44 posts

How to think about Blockchain
October 16, 2020Opinion

How to think about Blockchain

How will blockchain projects evolve over the next few years.

What is Web3?
July 01, 2020Opinion

What is Web3?

Explore the transformative potential of Web3, the next Internet era. Discover why understanding this revolutionary concept is crucial in 2022, with insightful resources to deepen your knowledge.

Blockchain Notes.
May 01, 2020Opinion

Blockchain Notes.

Explore quick, insightful musings on the rapidly evolving blockchain world. "Blockchain Notes" offers daily thoughts to help you keep pace with the fast-moving technology landscape.

Disrupt Patching
May 26, 2017Opinion

Disrupt Patching

Patching shouldn’t be so hard.

What InfoSec Pros Can Learn From Agile
October 05, 2015Opinion

What InfoSec Pros Can Learn From Agile

Explore how InfoSec professionals can learn from Agile methodologies to improve security integration in software development, transforming security practices into a more proactive and disciplined approach.

Why Security Needs DevOps
August 17, 2015Opinion

Why Security Needs DevOps

Explore why embracing DevOps is key for enhancing security, reducing human errors, and minimizing vulnerabilities in application deployment cycles by integrating development, infrastructure, and security.

Can You Survive on Phone Alone?
October 27, 2014

Can You Survive on Phone Alone?

Explore the practicality of surviving with just your phone, leveraging mobile payment systems like Apple Pay and Google Wallet for everyday transactions. Discover how technology can replace your wallet.

Today We Fight Back
February 11, 2014Opinion

Today We Fight Back

Join the fight against mass surveillance! On February 11th, unite in protest to protect internet freedom and honor Aaron Swartz's legacy. Stand up for privacy and democracy at thedaywefightback.org.

Blog — Blockchain, AI & Leadership Strategy | Jay Schulman