“Reprompt” attack lets attackers steal data from Microsoft Copilot

Researchers found a method to steal data which bypasses Microsoft Copilot’s built-in safety mechanisms. The attack flow, called Reprompt, abuses how Microsoft Copilot handled URL parameters in order to hijack a user’s existing Copilot Personal session. Copilot is an AI Read More …

‘ZombieAgent’ zero click vulnerability allows for silent account takeover

OpenAI recently introduced a new feature for ChatGPT which, unfortunately, also puts users at risk of data exfiltration and persistent access. In December 2025, a feature called Connectors finally moved out of beta and into general availability. This feature allows Read More …

FBI: Senior U.S. Officials Continue to be Impersonated in Malicious Messaging Campaign

This is an update to Public Service Announcement I-051525-PSA, released May 15, 2025, which can be found here. Activity dating back to 2023 reveals malicious actors have impersonated senior U.S. state government, White House, and Cabinet level officials, as well Read More …

The AI Chip Arms Race: How China Built Its Own “Manhattan Project”

In a high-security laboratory in Shenzhen, China, scientists have developed a prototype machine capable of producing advanced semiconductor chips crucial for technologies such as artificial intelligence and military applications, a goal that the U.S. has long sought to prevent. This Read More …

NMFTA Releases 2026 Transportation Industry Cybersecurity Trends Report

The National Motor Freight Traffic Association, Inc. (NMFTA)™ announced the release of its 2026 Transportation Industry Cybersecurity Trends Report, the latest annual assessment of cyber threats, adversary tactics, and resilience trends shaping the future of freight and logistics in North Read More …

AI-Automated Threat Hunting Brings GhostPenguin Out of the Shadows

Hunting high-impact, advanced malware is a difficult task. It becomes even harder and more time-consuming when defenders focus on low-detection or zero-detection samples. Every day, a huge number of files are sent to platforms like VirusTotal, and the relevant ones Read More …

New Prompt Injection Attack Vectors Through MCP Sampling

This article examines the security implications of the Model Context Protocol (MCP) sampling feature in the context of a widely used coding copilot application. MCP is a standard for connecting large language model (LLM) applications to external data sources and Read More …

Principles for the Secure Integration of Artificial Intelligence in Operational Technology

Since the public release of ChatGPT in November 2022, artificial intelligence (AI) has been integrated into many facets of human society. For critical infrastructure owners and operators, AI can potentially be used to increase efficiency and productivity, enhance decision-making, save Read More …

Unraveling Water Saci’s New Multi-Format, AI-Enhanced Attacks Propagated via WhatsApp

Brazil has seen a recent surge of threats delivered via WhatsApp. As observed in Trend Micro previously published research on the SORVEPOTEL malware and the broader Water Saci campaignopen on a new tab, this popular platform has been used to Read More …

OpenAI Data Breach Exposes User Data

A few days ago, on November 26th, right before Thanksgiving, OpenAI, the maker of ChatGPT, confirmed a recent security breach incident that started towards the beginning of November, which impacted its users, specifically those connected through OpenAI’s APIs. What caused Read More …