---
id: 1374
title: "Detecting code copying at scale with Vendetect"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2025/07/21/detecting-code-copying-at-scale-with-vendetect/"
published_at: "2025-07-21 11:00"
tags: ["open-source", "tool-release", "supply-chain-security", "trail-of-bits", "code-analysis", "plagiarism-detection", "vendoring"]
phying_url: "https://phying.com/item/1374"
lang: en
---

# Detecting code copying at scale with Vendetect

## Summary

Trail of Bits released Vendetect, an open-source tool that detects copied and vendored code via semantic fingerprinting, tracing it back to the exact source commit even as names and comments change.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2025-07-21 11:00
- **Original:** https://blog.trailofbits.com/2025/07/21/detecting-code-copying-at-scale-with-vendetect/
- **Phying News:** https://phying.com/item/1374