macOS Gaslight Backdoor Weaponizes Prompt Injection Against Security Analysts
Gaslight is a Rust-based backdoor that researchers from SentinelOne have attributed to DPRK-aligned threat actors.
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Dennis Fisher is an award-winning journalist and author. He is one of the co-founders of Decipher and Threatpost and has been writing about cybersecurity since 2000. Dennis enjoys finding the stories behind the headlines and digging into the motivations and thinking of both defenders and attackers. He is the author of 2.5 novels and once met Shaq. Contact: dennis at decipher.sc.
Gaslight is a Rust-based backdoor that researchers from SentinelOne have attributed to DPRK-aligned threat actors.
The campaign is not the result of a compromise of Fortinet itself, but rather involves the attackers testing a custom list of known passwords for Fortinet devices.
The unknown threat actor gained unauthorized access to legitimate npm accounts, allowing them to inject malicious dependencies into widely used packages.
Alex Pinto, one of the lead authors of the Verizon Data Breach Investigations Report, joins Dennis to talk about his organization’s newest publication, the Breach Impact Study, which digs into the real world cost of breaches, both in dollars and in organizational impact. Spoiler: Breaches are expensive. Verizon BIS: https://www.verizon.com/business/resources/reports/2026-breach-impact-study-dbir.pdf
This week was blessedly free of any major supply chain compromises, so we start by talking about new research from Anthropic on the shrinking window between bug disclosure and exploitation, then we discuss the changing patch schedule for Cisco and how all of this is changing the prioritization process for security teams, and finally we […]
We've arrived at a point where billions of us have opted in to types of surveillance that would have caused massive demonstrations just a couple of decades ago.
June 17, 2026 | 1 min read