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Intrusions


73 Posts

Healthcare Cybersecurity Has a Problem. This Bill Wants to Fix It

Two years after the largest healthcare cybersecurity incident in history, the senate has passed The Health Care Cybersecurity and Resiliency Act of 2025.

By Lindsey O'Donnell-Welch

October 7, 2026 | 4 min read

Healthcare Security

FBI Warns of FortiBleed Attacks Leading to Lockouts, Ransomware

FortiBleed attacks are continuing, with the FBI and Secret Service warning of compromised Fortinet firewalls, account lockouts and potential ransomware activity.

By Lindsey O'Donnell-Welch

October 6, 2026 | 2 min read

FortiBleed

New Campaign Weaponizes Microsoft Teams for Remote Access

Unlike standard commodity malware that aims for quick credential theft, this campaign features a manual, hands-on-keyboard scheme designed to escalate rapidly from a single compromised workstation to broad, network-wide access.

By Dennis Fisher

September 3, 2026 | 2 min read

MalwareMicrosoftRansomware

OpenAI, Anthropic AI Agents Performed ‘Unsanctioned’ Actions During Cyber Tests

OpenAI and Anthropic models made "unsanctioned" actions during tests by the AI Security Institute. Here's what we know.

By Lindsey O'Donnell-Welch

August 17, 2026 | 5 min read

AI

OpenAI-Hugging Face Breach: Five New Things We Learned

New details emerged this week about an intrusion by OpenAI models on Hugging Face's infrastructure.

By Lindsey O'Donnell-Welch

July 30, 2026 | 4 min read

Hugging FaceOpenAI

The Joy and Pain of OT Cybersecurity: A Conversation With Lesley Carhart

Lesley Carhart has been cleaning up malware, intrusions, ransomware, and other messes in OT networks for the better part of two decades and recently joined Dennis Fisher on the Decipher podcast to talk about the special challenges OT networks present

By Dennis Fisher

July 17, 2026 | 4 min read

OT security
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