By: Maciej Swierad — DevOps Engineer at R3 I, for one, welcome our new robot overlords. For they are the future, and the future is automated. George Devol Have you ever wondered how software actually makes its way into the real world? How it’s published and distributed? How it’s built…

By: Miljenko Brkic, Principal Software Engineer at R3 This article is a follow-up to the Corda 5 Sandboxes blog post. It will explore in more detail how Corda 5 uses Java Security Manager to secure sandboxes. Corda 5 supports multiple virtual nodes sharing a single Corda installation and multiple CorDapps…

By: Steph Paine, Corda Business Unit Operations Coordinator at R3 The opportunity of moving to a new department is often an exciting thought for many, but for me it came with a level of doubt. Business Resources, the central admin and support team to the Engineering team is like going…

By Ramzi El-Yafi, Staff Software Engineer at R3. In our previous blog post, we discussed what a notary is, and why it plays a fundamental role in securing Corda’s UTXO ledger. In this blog post, we delve into the details of the notary architecture in Corda 5, delivering a solution…

A journey into running Corda 5 on an Apple Silicon Mac or other ARM processor-based hosts. By Simon Johnson, Principal Software Engineer at R3 Write Once, Run Anywhere A couple of months back, a brand new shiny ARM-based Apple Silicon Mac dropped onto my desk here at R3. Figuratively that is, first impressions were…

We are going to describe some of the lessons learned in Corda 5 CorDapp packaging since Dev Preview 1 last year. In the year since that release, we’ve tackled some interesting issues and developed solutions that will serve us well into the future. …

By Dominic Fox, Principal Software Engineer The more you tighten your grip, Tarkin, the more star systems will slip through your fingers. Princess Leia Organa, Star Wars Episode 4: A New Hope It will always be tempting for enterprise industry players to try to reshape the world of decentralized computing…

By: Lorcan Wogan, Senior Software Engineer In recent years, event driven architectures backed by a fault-tolerant and highly-available message bus have become popular. They allow for systems to be designed to share loads across multiple workers, be more easily scaled to handle very large loads and in the event of…

By: James Higgs, Staff Software Engineer One of the key features of Corda 5 is high availability (HA). A highly available system is one which guarantees some level of uptime by being resilient to faults that may occur during operation. …