Tom Eston

Introducing Cosmos

Winner of SC Media's Best Emerging Technology Award

See how continuous testing and attack surface management can help you defend forward.

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Platform Overview

Meet Cosmos (formerly CAST): the continuous offensive security platform designed to provide proactive defense.

Attack Surface Management

Get unmatched visibility into your changing external attack surface with continuous discovery and mapping.

Exposure Identification

Eliminate noise and discover critical exposures, including steppingstones to more complex attack chains.

Continuous Attack Emulation

Emulate real-world attacks to understand exposures and post-exploitation pathways, then operationalize findings to close attack windows.

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.

Ransomware Simulations

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.

Assessments for Our Partners

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

New SANS Research!

Inside the Minds & Methods of Modern Adversaries

We surveyed 300+ hackers to gain insight into how they think, the tools they use, their speed, and favorite targets. See what we found.

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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.

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Blog

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

Research & Tools

We are the innovators behind some of the most popular open source security tools. Check them out here!

Bishop Fox Labs

Learn more about our research — and our commitment to openly sharing information.

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.

Meet the Author

Tom Eston AVP of Consulting at Bishop Fox

Tom Eston is the AVP of Consulting at Bishop Fox. Tom's work over his 15 years in cybersecurity has focused on application, network, and red team penetration testing as well as security and privacy advocacy. He has led multiple projects in the cybersecurity community, improved industry standard testing methodologies and is an experienced manager and leader. He is also the founder and co-host of the podcast The Shared Security Show; and a frequent speaker at user groups and international cybersecurity conferences including Black Hat, DEF CON, DerbyCon, SANS, InfoSec World, OWASP AppSec, and ShmooCon.

Posts from Tom Eston

Jun 24, 2021

Free Tools and Add-Ons to Explore for Applying DevSecOps in Your Organization

Jun 10, 2021

Applying DevSecOps in Your Organization

Feb 23, 2021

Choosing the Right Modern Application Security Tools

Resources from Tom Eston

A cover report imagery with charts and infinity ring

Guide

Shifting Left: A DevSecOps Field Guide

Infographic

Inside the Mind of Modern Adversaries

Video

Bishop Fox Live at DEF CON 30 featuring Jayson Street

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Bishop Fox Live at DEF CON 30 featuring Sandeep Singh

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Bishop Fox Live at DEF CON 30 featuring DFIR Matt Scheuer

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Bishop Fox Live at DEF CON 30 featuring Steve Ragan

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Bishop Fox Live at DEF CON 30 featuring Yael Basurto Esquivel

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Bishop Fox Live at DEF CON 30 featuring Barrett Darnell

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Bishop Fox Live at DEF CON 30 featuring Tanya Janca

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Bishop Fox Live at DEF CON 30 featuring Alethe Denis

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Bishop Fox Live at DEF CON 30 featuring Vinnie Liu

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Bishop Fox Live at DEF CON 30 featuring Juneau

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Bishop Fox Live at DEF CON 30 featuring Kevin Johnson

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Bishop Fox Live at DEF CON 30 featuring Raghu Nandakumara

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Bishop Fox Live at DEF CON 30 featuring Ray Espinoza

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Watch a Special Livestream From DEF CON 30

Video

13th BSides Las Vegas - Management Hacking 101

Cover slide of presentation: What Bad could Happen? Managing Application risk with Threat Modeling

Slide Deck

Managing Application Security Risk with Threat Modeling

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