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

AI Voice Phishing: Why Your Defenses Face the Wrong Direction
September 04, 2026·7 min read
AI

AI Voice Phishing: Why Your Defenses Face the Wrong Direction

AI voice-cloning has fundamentally reversed phishing attacks—now criminals call employees impersonating trusted leaders, exploiting help desk processes instead of technical vulnerabilities.

Recent Essays

#risk management

110 posts

Quantum Computing's Error Correction Breakthrough
February 20, 2026Opinion

Quantum Computing's Error Correction Breakthrough

Google's Willow chip demonstrated exponential error correction, proving quantum scalability is achievable. Organizations must update their quantum strategy now.

Quantum Computing's Accelerating Timeline: What Leaders Must Know
February 13, 2026Opinion

Quantum Computing's Accelerating Timeline: What Leaders Must Know

Google's Willow chip marks exponential progress in quantum computing. Leaders must abandon linear planning models—the security and competitive implications are arriving faster than most forecasts predict.

Why Crypto's Perfect Math Fails at Human Error
February 11, 2026Opinion

Why Crypto's Perfect Math Fails at Human Error

Blockchain's immutability is both its greatest strength and fatal weakness. Learn why cryptographic perfection without human factors engineering creates catastrophic risk at scale.

Why AI Falls for Medical Misinformation 47% of the Time
February 10, 2026

Why AI Falls for Medical Misinformation 47% of the Time

LLMs pattern-match authority signals rather than evaluate truth, creating critical risks in high-stakes domains like healthcare and finance. Discover why training data alone won't fix this architectural flaw.

AI Security Theater: Why Confirmation Prompts Fail
February 06, 2026Opinion

AI Security Theater: Why Confirmation Prompts Fail

Explicit approval requirements don't secure AI systems—they create false confidence. Real AI security requires architectural input validation, not procedural friction.

Quantum Computing's Countdown to RSA Encryption
February 06, 2026Opinion

Quantum Computing's Countdown to RSA Encryption

Quantum computers have factored 21—a tiny number. But progress isn't about size; it's about solving engineering problems on predictable timelines. RSA encryption's vulnerability is closer than you think.

Why Smart Contract Security Requires Economic Design
February 05, 2026Opinion

Why Smart Contract Security Requires Economic Design

DeFi exploits reveal the real vulnerability isn't code quality—it's economic incentives. Learn why legal action proves decentralization failed.

Post-Quantum Cryptography: Why Your Encryption Walls Will Fail
January 30, 2026Opinion

Post-Quantum Cryptography: Why Your Encryption Walls Will Fail

Quantum computing will obsolete current encryption in hours, not centuries. Learn why enterprise security strategies must fundamentally shift now.

Quantum Computing Timeline: From Someday to 2028
January 29, 2026Opinion

Quantum Computing Timeline: From Someday to 2028

Quantum computing arrives in 2-3 years, not 10. Leaders must act now on post-quantum cryptography or risk data breaches.

Beyond Q-Day: What Quantum Computing Actually Unlocks
January 23, 2026Opinion

Beyond Q-Day: What Quantum Computing Actually Unlocks

Quantum computing threatens encryption—but the same capability could solve climate and food security. Leaders must shift from defense to opportunity.

Crypto's Inevitable Fork: Legitimacy vs. Sanctions
January 20, 2026Opinion

Crypto's Inevitable Fork: Legitimacy vs. Sanctions

Cryptocurrency is splitting into two incompatible paths: institutional adoption versus sanctioned-nation infrastructure. Understanding this bifurcation is critical for financial leaders.

Why Digital Sanctions Fail Against Physical Systems
January 12, 2026

Why Digital Sanctions Fail Against Physical Systems

The Bella 1 tanker case reveals a critical flaw in digital-age security: control-point architectures fail when adversaries operate outside the system. What this means for blockchain, AI, and enterprise security.

Blog — Blockchain, AI & Leadership Strategy | Jay Schulman