K Hartnett
Lead Security Researcher at Hacking & Coffee, LLC.
Seattle, Washington, United States
Summary
👤
Senior🎓
Top SchoolK Hartnett is a Lead Security Researcher with a decade of hands-on offensive security experience, currently running independent research through Hacking & Coffee while leading security research at UKG. He has built and led red team operations and deep penetration engagements for organizations including Coinbase, NCC Group, and Synopsys, blending practical exploitation skills with guidance across the SDLC. Based in Seattle and frequently operating globally from Silicon Valley to Bangalore and Scandinavia, he has a knack for finding unexpected attack paths and photographing his discoveries “in other people’s vaults.” A former hardware-security researcher with a Computer Engineering degree from Southern Methodist University, he brings rare cross-domain experience from hardware trojans to cloud-focused red teaming. Beyond client work, he sustains community contributions and mirrors via Hacking & Coffee, reflecting a curiosity-driven approach to security that values both craft and community.
10 years of coding experience
8 years of employment as a software developer
Cistercian Preparatory School (Irving, Tx)Bachelor's Degree Computer Engineering, Bachelor's Degree Computer Engineering at Southern Methodist University
Spanish, English
Stackoverflow
11reputation
9kreached
1answer
1question
Github Skills (76)
beancount9
authentication9
security9
sms9
luks9
dta9
hidden9
ip9
keybase9
factor9
client-library8
bruteforce8
scanner8
handbrake8
auth8
Programming languages (10)
Github contributions (5)
Hacking-and-Coffee/cipherli.st
Jan 2018 - Jun 2021
Contributions:6 commits, 6 pushes in 3 years 5 months
nginxcipherslighttpdapache
Hacking-and-Coffee/defcon-for-n00bs
May 2016 - May 2017
Contributions:35 commits, 4 PRs, 32 pushes in 1 year
defconconventionattendees
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