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Pen Testing Overview

A modern approach to cybersecurity that combines automated testing tools with human expertise to identify all your vulnerabilities.

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

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

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

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Scoring high in the GigaOm Radar for the fourth year in a row!

Get an overview of the Attack Surface Management (ASM) market — and learn why Bishop Fox was named a Fast Mover by the analysts at GigaOm.

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Red Teaming: Is your security program ready for the ultimate test?

Learn why traditional penetration testing fails on LLMs. Join Bishop Fox’s Brian D. for a deep dive into adversarial prompt exploitation, social engineering, and real-world AI security techniques. Rethink how you test and secure today’s most powerful models.

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Explore offensive security resources, from detailed reports and step-by-step guides to expert-led webcasts and live sessions, all designed to keep you informed and ahead.

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Featured Research

LLM-Assisted Vulnerability Research

Explore Bishop Fox's experimental research into applying Large Language Models to vulnerability research and patch diffing workflows.

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We’ve been in the offensive security space for almost two decades, and we’re proud to be home to the innovators, engineers, and exploit writers behind some of the most widely used and respected security tools, techniques, and research in the industry.

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Featured Technical

Vulnerability Discovery with LLM-Powered Patch Diffing

Read our most recent research to see how LLMs can assist in scaling patch diffing workflows, saving valuable time in a crucial race against attackers.

Technical

Dec 27, 2021

How Bishop Fox Has Been Identifying and Exploiting Log4shell

By Dan Petro

Technical

Dec 06, 2021

XMPP: An Under-appreciated Attack Surface

By Zach Julian

Eyeballer 2.0 new updates and release announcement

Technical

Nov 15, 2021

Eyeballer 2.0 Web Interface and Other New Features

By Dan Petro

Technical

Oct 21, 2021

A Snapshot of CAST in Action: Automating API Token Testing

By Zach Zeitlin

Technical

Sep 28, 2021

An Intro to Fuzzing (AKA Fuzz Testing)

By Matt Keeley

Technical

Sep 23, 2021

IAM Vulnerable - Assessing the AWS Assessment Tools

By Seth Art

I am vulnerable name tag. IAM Vulnerable - An AWS IAM Privilege Escalation Playground.

Technical

Sep 09, 2021

IAM Vulnerable - An AWS IAM Privilege Escalation Playground

By Seth Art

View from below looking up at high rise buildings. You're Doing IoT RNG.

Technical

Aug 05, 2021

You're Doing IoT RNG

By Dan Petro, Allan Cecil

Person typing user flow diagram above keyboard

Technical

Jun 22, 2021

LEXSS: Bypassing Lexical Parsing Security Controls

By Chris Davis

Query statement. An Exploration of JSON Interoperability Vulnerabilities.

Technical

Feb 25, 2021

An Exploration of JSON Interoperability Vulnerabilities

By Jake Miller

Illustration of a robot posing for a jail mug shot

Technical

Jan 19, 2021

Bad Pods: Kubernetes Pod Privilege Escalation

By Seth Art

Purple toy men under cover slide for RMI scout

Technical

Dec 08, 2020

Lessons Learned on Brute-forcing RMI-IIOP With RMIScout

By Jake Miller

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