Block the Prompt, Not the Work: The End of "Doctor No"

There is a character that keeps appearing in enterprise security departments, and most CISOs know exactly who that is. It doesn’t build. It doesn’t enable. Its entire function is to say "No." No to ChatGPT. No to DeepSeek. No to the file-sharing tool the product team swears by. For years, this...

Hand over the keys for Shannon’s shenanigans

Welcome to this week's edition of the Threat Source newsletter. Last week, yet another security AI tool made the rounds on social media: Shannon, a fully autonomous AI penetration testing tool created by Keygraph. It "autonomously hunts for attack vectors in your code, then uses its built-in...

Your Microsoft Exchange Server Is a Security Liability

Endless vulnerabilities. Massive hacking campaigns. Slow and technically tough patching. It's time to say goodbye to on-premise Exchange...

De-perimeterization and open standards

From Cnet, by Jon Oltsik The openness and universal connectivity that helped break down the barriers between coporate networks has also turned out to be a security liability. Jon Oltsik, an analyst at Enterprise Strategy Group, writes that there’s now a need for open standards in security Cnet...