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Introducing Cosmos

Named Leader of the GigaOm Radar for the third year in a row!

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Cosmos Overview

Meet Cosmos: The continuous offensive security solution designed to provide proactive defense.

Cosmos Attack Surface Management

Get Cosmos Attack Surface Management (CASM) for unmatched visibility into your changing external attack surface with continuous discovery and mapping.

Cosmos Application Penetration Testing

Cosmos Application Penetration Testing (CAPT) strengthens the security of business-critical applications with in-depth assessments.

Cosmos External Penetration Testing

Cosmos External Penetration Testing (CEPT) builds on Cosmos Attack Surface Management to provide the highest level of attack surface protection with post-exploitation activities.

The Best Defense is a Great Offense

See Why We're the Leaders in Offensive Security

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Application Security

Ensure your applications are secure and improve your DevSecOps practices.

Red Team & Readiness

Get a holistic view of your ability to defend against a real-world attack.

IoT & Product Security

Validate interconnected devices and products are secure against attackers.

Cloud Security

Assess cloud security posture with expert testing and analysis of your environment.

Network Security

Get insight into how skilled adversaries could establish network access and put sensitive systems and data at risk.

AI/ML Security Assessment

Fortify the security of rapidly evolving AI/ML applications, models, and supporting infrastructures.

Compliance & Regulations

Satisfy governance, risk, and compliance programs with our testing services.

Assessments for Our Partners

We're proud to work with Google, Facebook, and Amazon to increase security in their partner ecosystems.

A Ponemon Institute Report

The State of Offensive Security

Get the blueprint. Insights into how mature security organizations invest in offensive strategies.

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Resource Center

Discover new offensive security resources, ranging from reports and eBooks to slide decks from speaking gigs.

Bulletins & Advisories

Explore the latest security bulletins and advisories released by our team.

Exploit for Fortinet CVE-2022-42475
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Blog

Dive into our blog for insights and perspectives from our offensive security experts.

Bishop Fox Labs

Learn more about our research and some of the most popular open-source security tools. Check them out here!

Why Partner with Us?

Join Forces with the Leaders in Offensive Security

Independent Assessment by TAG Cyber

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Partner Program Overview

Learn about our partner programs and see how we can work together to provide best-in-class security offerings.

Find a Partner

Check out our awesome ecosystem of trusted partners to find the right solution for your needs.

Become a Partner

Explore partnership opportunities and apply to join forces with Bishop Fox.

Assessments for Our Partners

We're proud to work with Google, Facebook, and Amazon to increase the security of their partner ecosystems.

We're Hiring!

Want to Work with the Best Minds in Offensive Security?

Be part of an elite team and work on projects that have a real impact.

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Company Overview

Get to know us. Learn about our roots and see why we're on a mission to improve security for all.

Events

Join us at an upcoming event or peruse our speaking engagements, past and present.

Newsroom

Read the latest articles, announcements, and press releases from Bishop Fox.

Want to get in touch? We're ready to connect.

Career Opportunities

We're hiring! Explore our open positions and discover why the Fox Den is a great place to build your career.

Intern & Educational Programs

Starting your offensive security journey? Check out our internships and educational programs.

Bishop Fox Mexico

¡Celebramos! Bishop Fox is now in Mexico. Learn more about our expansion.

Featured Blog

Broken Hill: A Productionized Greedy Coordinate Gradient Attack Tool for Use Against Large Language Models

Walkthrough the GCG attack at a high level and be introduced to Broken Hill – Bishop Fox’s newly-released tool that can perform the GCG attack against a variety of popular LLMs.

Tech

Aug 29, 2014

SearchDiggity: Avoid Bot Detection Issues by Leveraging Google, Bing, and Shodan APIs

By Francis Brown

Blue numbers floating around. Untwisting the Mersenne Twister: How I Killed the PRNG.

Tech

Aug 05, 2014

Untwisting the Mersenne Twister: How I Killed the PRNG

By Dan Petro

Tech

Jul 16, 2014

The Rickmote Controller: Hacking One Chromecast at a Time

By Dan Petro

Industry

Apr 10, 2014

Examining The Impact Of Heartbleed

By Tim Sapio

Tech

Nov 01, 2013

An Introspection On Intro Security

By Bishop Fox

Industry

Oct 23, 2013

LinkedIn 'Intro'duces Insecurity

By Carl Livitt

Not in my backyard diggity white street sign

Tech

Sep 01, 2013

Quick Intro to NotInMyBackYard Diggity

By Francis Brown

Industry

May 22, 2013

Guide to Hardening Your Firefox Browser in OS X

By Carl Livitt

Data sheet ring of silver keys laying across

Tech

Mar 08, 2012

SSL Key Generation Weaknesses

By Carl Livitt

Advisory

Oct 12, 2010

Oracle WebLogic Node Manager allows arbitrary configuration via UNC path

By Carl Livitt

Advisory

Dec 08, 2005

PGP Desktop Wipe Free Space Flaw

By Vincent Liu

Advisory

Dec 07, 2005

Windows File Time Stamp Display Flaw

By Vincent Liu

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