Incident Analysis
In-depth guides and analysis on incident analysis from the Safeguard engineering team.
139 articles
XZ Utils Backdoor: Technical Breakdown
The xz-utils backdoor (CVE-2024-3094) nearly compromised SSH on every modern Linux distro. Here is how the implant worked and what it teaches us.
AT&T Data Breach: 73 Million Customer Records Surface on the Dark Web
In March 2024, AT&T confirmed that a dataset containing personal information of approximately 73 million current and former customers, including encrypted passcodes, had been published on the dark web, three years after its initial appearance.
Hugging Face Model Hub Supply Chain Risks in 2025
Pickle deserialization, malicious Spaces, and namespace squatting: what 2024-2025 taught us about the Hugging Face model supply chain.
Okta 2022-2023 Incidents: Supply Chain Lessons
A retrospective on Okta's string of security incidents from 2022 through 2023 and what they teach us about identity providers as critical supply chain dependencies.
Two Years of Item 1.05: What the Notable 8-K Filings Tell Us
From UnitedHealth to AT&T to Snowflake's downstream effects, two years of Item 1.05 filings reveal patterns in materiality, vendor incidents, and update cadence.
Heroku OAuth Token Leak Postmortem and Lessons
A retrospective on the Heroku OAuth token incident, what the public timeline revealed about supply chain trust assumptions, and the durable lessons for platform teams.
UA-Parser-JS October 2021: A Deep Dive on the Attack
The ua-parser-js compromise of October 2021 paired credential theft with cryptominer and password stealer payloads. A close look at what happened and why.
LockBit Takedown: Inside Operation Cronos
Operation Cronos seized LockBit's leak site in February 2024. We unpack the NCA-led takedown, the decryptor release, and LockBit's rapid rebuild.
Change Healthcare Breach: The Worst Healthcare Data Breach in U.S. History
In February 2024, a ransomware attack on Change Healthcare paralyzed the U.S. healthcare payment system for weeks and ultimately exposed the personal health data of over 100 million Americans, making it the largest healthcare data breach ever recorded.
Change Healthcare Ransomware Attack: The Breach That Disrupted American Healthcare
The BlackCat/ALPHV ransomware attack on Change Healthcare caused the largest healthcare IT disruption in U.S. history, affecting pharmacies, hospitals, and insurance claims processing nationwide.
How to set up centralized logging with the ELK stack
A hands-on guide to setting up ELK stack centralized logging: installing Elasticsearch, Logstash, and Kibana, shipping logs with Beats, and building SIEM-style alerts.
Bank of America Breach via Infosys McCamish Exposes 57,000 Customers
In February 2024, Bank of America disclosed that a ransomware attack on its service provider Infosys McCamish Systems had compromised the personal and financial data of over 57,000 customers, highlighting the cascading risk of vendor supply chain attacks.
Self-healing security runs on Safeguard.
Your first fix PR is minutes away.
No sales call required, even your agent can complete the purchase over MCP.