# Elias Summermatter

> CTO at the We.Publish Foundation in Bern, Switzerland. Co-founder, open-source developer, security engineer, and Swiss Alpine Club (SAC) tour leader. From vision to value — guided by trust.

## Pages

- [Personal website, English](https://summermatter.net/): Main portfolio — role, work, education, open-source, publications.
- [Personal website, German](https://summermatter.net/de/): Deutsche Übersetzung.
- [Full content as markdown](https://summermatter.net/llms-full.txt): Complete content dump in clean markdown for LLM context.

## About

Elias Summermatter leads technology at the We.Publish Foundation, a Swiss non-profit building open-source publishing infrastructure for independent media. He co-founded Seccom (information-security consultancy, 2017, with Michael Scheurer) and FarmX (software for modern agriculture). His background spans software architecture, infrastructure engineering, and information security. He is pursuing an MSc in Management, Technology, and Economics at ETH Zürich (2025–2027) and holds a BSc in Computer Science — Cyber Security from Berner Fachhochschule BFH.

## Open Source

- [We.Publish](https://github.com/wepublish/wepublish): Open-source headless CMS for independent media. TypeScript, React, GraphQL. Peering, paywall, membership, newsletter. Running in production at several Swiss news outlets.
- [Portcullis](https://github.com/elias-summermatter/Portcullis): Self-hosted WireGuard gateway with GitHub OAuth, per-service time-limited access, and audit log. Pragmatic zero-trust bastion. Python, Flask.

## Publications

- [draft-summermatter-set-union](https://datatracker.ietf.org/doc/draft-summermatter-set-union/): IETF Internet-Draft — Set Union Protocol.
- [Byzantine Fault Tolerant Set Reconciliation](https://summermatter.net/byzantine-fault-tolerant-set-reconciliation-summermatter.pdf): 2021 Bachelor's thesis, Berner Fachhochschule BFH.

## Contact

- Email: elias@summermatter.net
- GitHub: https://github.com/elias-summermatter
- LinkedIn: https://www.linkedin.com/in/elias-summermatter/
- PGP public key: https://summermatter.net/elias_esummermatter_ch-pub.asc

## Location

Bern, Switzerland.