This breach exposed 570GB of data from 28,000 repositories, affecting 800+ organizations. Crimson Collective leaked Customer Engagement Reports containing credentials, API keys, and infrastructure details from major enterprises.
On September 5, 2025, GitGuardian discovered GhostAction, a massive supply chain attack affecting 327 GitHub users across 817 repositories. Attackers injected malicious workflows that exfiltrated 3,325 secrets, including PyPI, npm, and DockerHub tokens via HTTP POST requests to a remote endpoint.
On August 26, 2025, Nx, the popular build platform with millions of weekly downloads, was compromised with credential-harvesting malware. Using GitGuardian's monitoring data, we analyzed the exfiltrated credentials and reconstructed a fuller scope of exposure.
Laravel APP_KEY leaks enable RCE via deserialization attacks. Collaboration with Synacktiv scaled findings to 600 vulnerable applications using 260K exposed keys from GitHub. Analysis reveals 35% of exposures coincide with other critical secrets including database, cloud tokens, and API credentials.
This post details the methodology used to scan 15 million Docker images, uncovering a staggering 100,000 valid secrets, including AWS, GCP, and GitHub tokens belonging to Fortune 500 companies. This emphasizes the critical need for improved security practices in containerized environments.
On March 14, 2025, the popular GitHub action tj-actions/changed-files was compromised, exposing secrets in CI logs. GitGuardian's analysis identified leaked secrets like GitHub tokens, AWS keys, and more.
In the past 6 months, our security research team disclosed 24 critical vulnerabilities. Most have been successfully remediated. Our team's contributions to cybersecurity have been formally recognized, with our researchers being listed in both Bayer's and Oracle's Security Researcher Hall of Fame.
The U.S. Department of the Treasury suffered a major security incident when a Chinese threat actor compromised its third-party cybersecurity service BeyondTrust. The attackers obtained an API key that allowed them to bypass security measures and access unclassified documents.
On December 4, 2024, the Ultralytics Python module was backdoored to deploy a cryptominer. Using GitGuardian’s data, we reconstructed deleted commits, connecting the dots with the initial analysis. This investigation highlights the value of GitGuardian’s data in understanding supply chain attacks.
Come for the cybersecurity insights, stay for the raclette! Black Alps 2024 packed in Swiss charm with technical talks, a hacker's raclette dinner, and conference-logo chocolates. A perfect mix of threats, treats, and networking.
This blog post provides a data-driven breakdown of where secrets have been discovered in recent years, with detailed examples highlighting the risks, starting from the developer boundary to the lesser-known infrastructure one.
GitGuardian is the code security platform for
the DevOps generation.
With automated secrets detection and
remediation, our platform enables Dev, Sec, and Ops to advance together
towards the Secure Software Development Lifecycle.
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