Products first
bitryonix shapes work around real custody, recovery, use, and safety problems rather than abstract technical novelty.
bitryonix
bitryonix is a bitcoin team. We are building products and design directions around how bitcoin is held, used, protected, and reasoned about over time.
bitryonix works where bitcoin products meet custody design and protocol reasoning.
The public surface stays intentionally narrow: a few workstreams, a few channels, and a clear boundary around what is and is not ready.
Bitcoin-specific
bitryonix focuses on bitcoin as held, used, protected, recovered, and reasoned about over long horizons.
Design as security work
bitryonix treats interface language, ceremony, timing, and review surfaces as part of the custody model.
Claims stay bounded
Public pages describe direction and inspection boundaries without implying readiness, audit, or availability.
The current work spans Boomerang, PRIM, and MACS.
Each workstream sits in a different part of the same custody landscape: coercion resistance, lifecycle continuity, and custody-system language.
Boomerang
Research-stage bitcoin cold storage focused on physical coercion resistance and duress-aware authorization.
PRIM
A product direction for continuous bitcoin management as needs, devices, and responsibilities change.
MACS
A custody-system language for describing, comparing, and reasoning before product claims harden.
One landscape
The workstreams are separate public surfaces, but bitryonix keeps them tied to the same concern: bitcoin custody under real constraints.
Public materials are for inspection and criticism.
The website is a map of current work, not a product-readiness, audit, custody, or safety claim.
Not custody
Nothing on the site is an offer to custody funds or a recommendation to use unfinished work with real funds.
Not certification
Source visibility, descriptions, and design language do not equal audit, certification, or formal proof.
Not complete
The public surface changes as bitryonix work becomes clear enough to describe without overstating it.
Not generic crypto
The public language stays anchored to bitcoin custody, product design, and protocol reasoning.
Join bitryonix to build careful bitcoin products with real safety constraints.
bitryonix is looking for people who can work across product, engineering, security, protocol reasoning, and clear communication without turning uncertainty into hype.
Bitcoin product builders
People who can turn custody, recovery, and approval problems into workflows that normal users can understand.
Rust and systems engineers
People who care about correctness, durable state, typed interfaces, and boring reliability under stress.
Security and protocol thinkers
People who can model threats, attack assumptions, and explain what a design proves, does not prove, and still needs.
Designers and writers
People who can make risk, maturity, and tradeoffs legible without marketing pressure or false certainty.
Support bitryonix to keep this work moving.
Support starts with email: bitryonix@proton.me.
Email us
Send a note to bitryonix@proton.me with what you have in mind and how you would like to help.
Useful critique
Read the public pages, look for weak assumptions, and tell us where the language or mechanism is unclear.
Introductions
Connect us with bitcoin builders, security reviewers, product people, researchers, operators, or collaborators.
Material support
Funding, infrastructure, research access, and operational support can start with email.