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Tag

dwell-time

Safeguard articles tagged "dwell-time" — guides, analysis, and best practices for software supply chain and application security.

5 articles

Vulnerability Analysis

Marriott and Starwood (2018): A Breach Inherited Through an Acquisition

A factual retrospective on the Marriott breach disclosed in 2018, where attackers had been present in the Starwood reservation system since 2014, two years before Marriott acquired the company.

Sep 17, 20262 min read
Supply Chain Attacks

A Year Inside the Installer: QuickFox, FDMTP, and Targeted Supply Chain Patience

The trojanized QuickFox installer ran for roughly a year, fingerprinting each victim before deploying a backdoor. Selective targeting bought the dwell time and broke conventional detection.

Aug 8, 20266 min read
Incident Analysis

Kettering Health Interlock Ransomware: A 14-Hospital System Goes Dark

On May 20, 2025, Interlock ransomware encrypted Kettering Health across 14 Ohio hospitals. The actor sat in the network for 41 days before encryption. We unpack the dwell time and the recovery.

May 20, 20267 min read
Healthcare Security

NYC Health + Hospitals Vendor Breach: 1.8 Million Records, Including Biometrics, Exposed (May 2026)

A months-long intrusion through a third-party vendor exposed medical records, government IDs, geolocation, and fingerprint and palm-print biometrics for at least 1.8 million people at the largest U.S. public health system. We unpack the dwell time and the third-party blast radius.

May 19, 202613 min read
Data Breach

Panasonic Data Breach: Four Months of Undetected Network Access

Panasonic disclosed a data breach in November 2021, revealing that attackers had maintained access to its network for over four months before detection — highlighting the persistent challenge of dwell time.

Jan 5, 20265 min read

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