---
id: 1903
title: "Two New Tools that Tame the Treachery of Files"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2019/11/01/two-new-tools-that-tame-the-treachery-of-files/"
published_at: "2019-11-01T11:00:18Z"
tags: ["llvm", "darpa", "trail-of-bits", "parsers", "polytracker", "polyfile", "file-formats", "darpa-safedocs", "parsing", "taint-tracking"]
phying_url: "https://phying.com/item/1903"
lang: en
---

# Two New Tools that Tame the Treachery of Files

## Summary

Under DARPA SafeDocs, Trail of Bits released PolyFile and PolyTracker: ground-truth labeling of file format semantics and LLVM-based instrumentation for universal taint tracking of parsers.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2019-11-01T11:00:18Z
- **Original:** https://blog.trailofbits.com/2019/11/01/two-new-tools-that-tame-the-treachery-of-files/
- **Phying News:** https://phying.com/item/1903