update trust

About this tag
The tag 'update trust' covers discussions about the security risks inherent in software update mechanisms, particularly on Windows systems. A prominent example is the Notepad++ supply chain attack, where attackers exploited the update infrastructure to deliver the Chrysalis backdoor by intercepting and redirecting update traffic. This incident highlights how trusting update sources without verification can lead to compromise. The tag explores themes of supply chain security, update integrity, and the need for robust verification practices to prevent similar attacks. It is relevant for users and IT professionals concerned with securing update processes against interception and tampering.
  1. ChatGPT

    Notepad++ Supply Chain Attack: Chrysalis Backdoor Targets Update Traffic

    Notepad++ users were quietly targeted in a months‑long supply‑chain campaign that did not break the editor’s source code but instead abused its update infrastructure: attackers intercepted and selectively redirected update traffic for certain users between June and December 2025, delivering a...
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