# Binwalk

Binwalk is a Firmware & Embedded Security product. It runs on-premises. Pricing is free.

Binwalk is a firmware analysis tool that enables reverse engineering and extraction of embedded file systems and archives from firmware images.

Checked October 2026.

## What is Binwalk?

Binwalk is a tool designed for analyzing, reverse engineering, and extracting firmware images. The tool enables users to examine embedded file systems and extract various types of archives and file formats commonly found in firmware.

The tool supports automated extraction of embedded files and file systems from firmware images using multiple third-party extraction utilities. Binwalk can identify and extract various file types, compressed archives, and embedded file systems within firmware binaries.

Security considerations include potential directory traversal vulnerabilities in versions prior to v2.3.3, where extracted archives could create symlinks pointing to arbitrary file system locations. Version 2.3.3 and later addresses these concerns by allowing external extraction tools to run as unprivileged users and requiring explicit root permissions for extraction operations.

The tool requires Python 3 and integrates with various external extraction utilities to handle different file formats and compression schemes found in firmware images.

Tags: Firmware Analysis, Reverse Engineering, Binary Analysis, Security Tools

## Quick facts

- Category: [Cyber-Physical Security](https://cybersectools.com/categories/ot-security) · [Firmware & Embedded Security](https://cybersectools.com/categories/firmware-embedded-security)
- Deployment: On-Premises
- Company size fit: Startup, SMB, Mid-Market, Enterprise
- Pricing model: Free
- GitHub stars: 13,738
- Website: github.com

## Where it ranks

No shortlist covers this product's category yet. The closest is [Best OT Security Solutions for Business](https://cybersectools.com/shortlists/best-ot-security-solutions).

## Binwalk FAQ

### What is Binwalk?

Binwalk is a product in the Firmware & Embedded Security category. It covers Firmware Analysis, Reverse Engineering and Binary Analysis.

### What is the pricing for Binwalk?

Binwalk is free. Download and setup instructions are at https://github.com/ReFirmLabs/binwalk/.

### What are alternatives to Binwalk?

Alternatives to Binwalk listed on CybersecTools:

1. [FuzzingLabs FuzzForge](https://cybersectools.com/tools/fuzzinglabs-fuzzforge) - AI agent platform for continuous offensive validation of firmware, binaries (Commercial)
2. [Emproof Nyx](https://cybersectools.com/tools/emproof-nyx) - Binary-level firmware protection for embedded systems, no source code needed. (Commercial)
3. [Metalware](https://cybersectools.com/tools/metalware) - Autonomous firmware binary pentesting platform requiring no source code or hardware. (Commercial)
4. [Quokka Q-firm](https://cybersectools.com/tools/quokka-q-firm) - Analyzes Android firmware and pre-installed apps to detect vulnerabilities before device (Commercial)
5. [Two Six Technologies CircuitRE](https://cybersectools.com/tools/two-six-technologies-circuitre) - Automated hardware/firmware reverse engineering platform for embedded systems (Commercial)

Compare all Binwalk alternatives at [https://cybersectools.com/alternatives/binwalk](https://cybersectools.com/alternatives/binwalk)

### What deployment and organization size does Binwalk fit?

Binwalk is available as on-premises software. It is listed for startups, small businesses, mid-market companies and enterprises. It is free.

## Compare Binwalk with similar solutions

- [Binwalk vs FuzzingLabs FuzzForge](https://cybersectools.com/compare/binwalk-vs-fuzzinglabs-fuzzforge)
- [Binwalk vs Emproof Nyx](https://cybersectools.com/compare/binwalk-vs-emproof-nyx)
- [Binwalk vs Metalware](https://cybersectools.com/compare/binwalk-vs-metalware)

All alternatives to Binwalk: [/alternatives/binwalk](https://cybersectools.com/alternatives/binwalk)

---

Source: https://cybersectools.com/tools/binwalk

For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any compare page has a Markdown copy too (add .md to its URL).

More on Binwalk: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=product-md