Help Net Security

Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: Mapping the malware blast radius a single alert won’t show you In this interview with Help Net Security, Mike Wiacek, founder and CTO of Stairwell, explains Backstory, an AI agent that takes a single alert and works outward to map how far a malware campaign spread. He walks throu...

Hackers exploited vulnerabilities in Microsoft SharePoint servers belonging to Switzerland’s Federal Office of Information Technology, Systems and Telecommunication (BIT), compromising the login credentials of around 200 accounts. On July 28, BIT’s security specialists noticed unusual activity on the SharePoint servers. Once the intrusion was confirmed, BIT blocked internet a...

OpenAI has updated GPT-5.6 Sol, the model behind ChatGPT for Plus and Pro subscribers, and pushed a new model, GPT-5.6 Luna, out to everyone using the free tier. The company is also removing the rate limit on text conversations for free users, allowing them to keep chats going without waiting for the limit to reset. For Plus and Pro accounts, GPT-5.6 Sol now handles both quic...

Keepit announced AI Truth Cloud, transforming backup from a compliance requirement into the strategically valuable data asset an organization can hold. As AI agents take on business-critical decisions, AI Truth Cloud positions Keepit as the sovereign source of truth that enterprise AI can safely build on: data that is verifiable, governed, immutable, and proven. From backup t...

July 2026 Patch Tuesday was record-setting in so many ways. The sheer volume of security patches for almost every product in the Microsoft portfolio was the highest ever and, of course, well over 600 CVEs were identified in the Security Updates Guide. Interestingly, only two CVEs were reported as exploited zero-days and only one as publicly disclosed, but we’ll get back to th...