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Nate Sales

Nate Sales

Co-Founder at Tinfoil, building secure and private AI workflows

Greater Boston, Massachusetts
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Seattle, Washington
emeraldonion+1
Joined April 2025
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Summary

Nate Sales is a highly skilled infrastructure and security engineer with a focus on building robust, private, and verifiable systems. His expertise spans networking protocols, distributed systems, and advanced security concepts like confidential computing and cryptography, consistently demonstrated through his co-founding role at Tinfoil and his work with Emerald Onion and Packetframe. natesales+4
He is a dedicated advocate for online privacy and anonymity, evidenced by his advisory role at Emerald Onion, his contributions to open-source privacy technologies like Tor, and his research at Cloudflare on multi-user IP address detection. This commitment to privacy is a central theme throughout his professional and personal projects. emeraldonion+3
Nate has a strong background in software development and robotics, dating back to his time as a Robotics Software Engineer for FRC Team 1540, where he managed the software department and developed autonomous robot control code. His GitHub profile showcases a wide array of projects, including an open-source Anycast CDN and a declarative edge routing platform (Pathvector). github+2
Beyond his professional endeavors, Nate possesses a deep curiosity for applied physics, with particular interests in nuclear engineering (demonstrated by his OpenReactor project) and radio frequency (RF) communications, holding an Amateur Radio Technician license (K1DNS). natesales+2

Work

Education

Projects

Writing

Multi-User IP Address Detection

October 15, 2021

Co-authored a blog post discussing novel methods to detect multi-user IP addresses, crucial for improving security detection techniques and reducing false positives in internet applications.

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Cloudflare U: The Problem with Using IP Addresses for User Identification

August 18, 2021

Presented on Cloudflare TV, discussing the challenges of using IP addresses for user identification, particularly in the context of CGNAT and multi-user IP scenarios, during his research engineering internship.

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Hobbies

Engages in applied physics, specifically in the areas of nuclear and RF engineering. natesales+1

An Amateur Radio Technician with the callsign K1DNS, indicating an interest in radio communication. city-data

Enjoys working with Linux and BSD operating systems. emeraldonion