Correct by Construction.
Auditable by Design.

F1R3FLY is formally verified, concurrency-native execution infrastructure for institutions that cannot afford to be wrong. Built in Rholang, a programming language that implements the Rho-Calculus, F1R3FLY makes transactions, tokenized assets and enterprise data systems provably correct before they run — and fully auditable after they do.

ANNOUNCEMENT

F1R3FLY and TCS: bringing verified tokenization to regulated industries

F1R3FLY has signed a Master Services Agreement with Tata Consultancy Services (TCS), one of the world's largest technology services companies. Together we are bringing formally verified tokenization infrastructure to banks, asset managers and regulated enterprises worldwide — combining F1R3FLY's correct-by-construction execution layer with TCS's global delivery capability and decades of experience in regulated industries. F1R3FLY and TCS has published a Press Release about their collaboration. You can read it by following the link in the menu at the top of the screen.

THE PROBLEM

Software failure is now a balance-sheet risk

Every institution now runs on code, yet almost none of that code can be proven correct. Outages, exploits and settlement failures are treated as inevitable — patched after the fact, insured against, apologised for. In financial services and healthcare, “we tested it” is no longer an acceptable answer to a regulator. F1R3FLY exists because there is a better answer: mathematics.

WHAT F1R3FLY DOES (THREE PILLARS)

Provably correct execution

F1R3FLY's OSLF (Operational Semantics in Logical Form) checks code against its formal specification before it ever runs. It identifies faults, vulnerabilities and unintended behaviours — the same classes of weakness behind many of the most notorious hacks and software failures — and reports precisely what the code will do. Correct by construction, not correct by hope.

Concurrency without compromise

F1R3FLY is built on the Rho-Calculus, a mathematical model of concurrent computation. That means true parallel execution on standard hardware: consensus-secured systems that were previously too slow and too expensive for enterprise use become fast, cost-effective and universally deployable — with dramatic gains in data-centre throughput possible as a by-product.

Auditability end to end

Every state change on F1R3FLY is recorded on a consensus chain that has never been successfully attacked in twenty years of adversarial use. Combined with MORK, our high-density indexing and search engine, institutions can interrogate billions of records in seconds — a complete, provable answer to “show me exactly what happened, and why.”

Code Accuracy Guarantees

Delivery of Self Testing Code

F1R3FLY's OSLF (Operational Semantics in Logical Form) is a tool that dynamically checks computer code, validating its program type and checking for faults and vulnerabilities. If the code is found to be safe, OSLF dry-runs it and reports on what its outcome would be. This functionality has been tested using examples of notorious hacks and software failures and has consistently identified the weaknesses that let them through.

Technology is On Its Steepest Growth Trajectory in Years

F1R3FLY upgrades Today's Technology for Tomorrow's Benefit

F1R3FLY is a significant Digital Evolution. It puts users back in control of their data. It takes the fight to the hackers, implements powerful corporate data security, provides ultra high speed forensic search and massively boosts data center capacity.

Find out more...

Follow the links at the top of this page for more detailed information about F1R3FLY , or click the "Get In Touch" button to make direct contact.