---
id: 2168
title: "Shin GRR: Make Fuzzing Fast Again"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2016/11/02/shin-grr-make-fuzzing-fast-again/"
published_at: "2016-11-02T11:50:40Z"
tags: ["open-source", "fuzzing", "darpa", "trail-of-bits", "grr", "emulator", "dbt"]
phying_url: "https://phying.com/item/2168"
lang: en
---

# Shin GRR: Make Fuzzing Fast Again

## Summary

Trail of Bits open-sources GRR, a fast full-system emulator that fuzzes x86 binaries via dynamic binary translation, caching translations to disk and snapshotting state to skip setup code.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2016-11-02T11:50:40Z
- **Original:** https://blog.trailofbits.com/2016/11/02/shin-grr-make-fuzzing-fast-again/
- **Phying News:** https://phying.com/item/2168