a black background with a cartoon cat featuring green matrix-style binary code

~this week in security~

A weekly cybersecurity newsletter since 2018.

this week in security is a weekly cybersecurity newsletter by Zack Whittaker. Sent to ~13,000 weekly email subscribers (as of November 2025) + RSS.

~ ~

"A great way to stay informed and engaged with the latest in cybersecurity without missing a beat." — CTO Club

"This Week in Security is what you’d get if a security team wrote a weekly ops report for the entire internet." — Global Cyber Security Network

A "cogent, to the point summary of the most important and interesting cybersecurity news of the past week... with humour and clarity." — VICE

~ ~

click here to visit this dot week in security dot com

~ ~

Kind words, recommendations, and appreciated mentions:

Authentic8 • Bugcrowd • Cisco Duo • Cloudcurio.us • IBM • Pentest Tools
Proton • Practical365 by Quest • SentinelOne • SOCRadar

Scott Francis • Erika Wiedmann • John Opdenakker • Jonathan Kamens
Lily Sijia Li • Lisi Hocke • Tal Eliyahu

@jlorenzohall • @rand0h • @runasand • @sehnaoui • @yaelwrites


Zack Whittaker ©