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David Archer, PhD

David Archer, PhD

Chief Technology Officer

Prior to co-founding Niobium, Dr. Archer was a Principal Scientist leading Cryptography & Multiparty Computation for Galois, Inc., with customers including DARPA, the intelligence community, IARPA, and the Department of Homeland Security. Dr. Archer has over 40 years of R&D experience in complex ASICs, system hardware, software architectures, secure computation, and cryptography. Dave holds a PhD in Computer Science, an MS in Electrical Engineering, and a BS in Computer Engineering.

4 posts by David Archer, PhD

What FHE Secures, and What It Doesn't: A Field Guide to Swiss Banking Laws

May 28, 2026

What FHE Secures, and What It Doesn't: A Field Guide to Swiss Banking Laws

A field guide to what fully homomorphic encryption secures, using Switzerland's 1934 banking secrecy laws as a metaphor for FHE's real guarantees.

  • FHE Solutions
Using the FHE Application Roadmap: How We Built an Encrypted Anomaly Detector

Apr 29, 2026

Using the FHE Application Roadmap: How We Built an Encrypted Anomaly Detector

How Niobium built a fully encrypted network intrusion detector on the Fog. A step-by-step walkthrough of applying the FHE application checklist to a real, production-style workload.

  • FHE Solutions
Alan Turing, Banburies, Narvik, and What FHE Can and Cannot Do

Apr 16, 2026

Alan Turing, Banburies, Narvik, and What FHE Can and Cannot Do

FHE lets you compute on encrypted data. But it has real constraints. This guide breaks down the rubric for fully homomorphic encryption, and how to know if your workload is a fit.

  • FHE Solutions
Building Your First FHE Application

Apr 9, 2026

Building Your First FHE Application

A practical checklist for building fully homomorphic encryption (FHE) applications, covering noise budgets, scheme selection, and performance tuning

  • FHE Solutions