New Research Targets a Big Worry for Some Blockchains: Double-Spent Transactions

A trio of researchers say they’ve discovered a way to detect and punish dishonest blockchain participants, according to a paper published at the end of May. “The (virtual) gold rush is on, and as in the Wild West of yore, the outlaws are ever present,” states the paper, entitled Polygraph: Accountable Byzantine Agreement.  The authors — […]

Experts Cite Specialization as Key to Blockchain’s Incorporation Into Financial Services

Four experts discussed the future blockchain in financial services, agreeing on the importance of specialization in a panel on crypto derivatives at Synchronise Europe in London today, June 18. Some of the original conceptualisation of blockchain needs to be available publically to be materially modified to suit the needs of diverse financial services, said Kelly […]

Private Blockchain’s Biggest Startups Integrate in Unprecedented Tie-Up

A historic change in strategy is taking place at R3 and Digital Asset (DA), who are now collaborating to maximize their respective blockchain ecosystems. Announced Tuesday, DA will be bringing its smart contract language DAML (Digital Asset Modelling Language) to R3’s Corda platform, as well as Hyperledger Fabric, following on from its Hyperledger Sawtooth tie-up […]

14 Banks, 5 Tokens: Fnality’s Expansive Vision for Interbank Blockchains

The Takeaway: With $63.2 million in fresh funding from 14 banks, Fnality is building tokenized versions of five major fiat currencies. The digitized fiat would be fully collateralized by cash held at central banks and is meant to solve the “cash on ledger” problem faced by other financial blockchain projects. The consortium says it is open […]

What Is a Satoshi, the Smallest Unit on the Bitcoin Blockchains

From paying for pizza with satoshi (SAT) on the Lightning Network to the 10,000 satoshis being added to the Lightning Torch each time it is passed, down to the 1 sat/byte rate on the bitcoin SV network, SAT is being used more and more in blockchain and crypto conversations. The satoshi is the smallest unit […]

Kadena Releases Updated Smart Contract Language for ‘Hybrid Blockchains’

“Pact 3.0 generally makes available the features that makes hybrid blockchains a reality. … We now have the smart contract language for hybrid blockchains.” That’s Stuart Popejoy, the former blockchain team lead at investment banking giant J.P. Morgan and founder of a multi-million dollar enterprise blockchain startup called Kadena. Today, Popejoy and the Kadena team […]

Blockchains Acquires Development Firm Behind ‘The DAO’ Project

United States-based blockchain incubator and investment firm Blockchains, LLC, has acquired the German Ethereum dev team, according to a press release on June 3.’s team is reportedly around three dozen large, and is known for its creation of the now-defunct decentralized autonomous organization (DAO) project “The DAO.” Co-founders and brothers Christoph and Simon […]

Pseudonymous Messaging With Integrated Payments Is Blockchain’s Killer App

E-cash inventor David Chaum says he believes the real killer app for blockchain and cryptocurrencies will be privacy-oriented messaging systems integrated with payments. Chaum made his remarks in an interview on the Bloomberg Odd Lots podcast on May 27. Chaum — a trailblazing American cryptographer who invented a secure, privacy-preserving digital currency back in 1982 […]

Blockchains that Neglect their Social Contracts Will Likely Fail

It’s likely that there won’t be one blockchain to rule them all, and betting on which handful will survive is sure to have a huge bounty for whoever guesses correctly. Thus, establishing a metric instead of blindly throwing money at the top ten projects on CoinMarketCap has in itself become a valuable tool. One such […]

Technology Is ‘Basically Good Enough’ to Ramp Up Production Blockchains

A Pfizer executive has challenged existing theories about slow rates of blockchain adoption — telling the Consensus conference on May 14 that the technology is “basically good enough to have more production blockchains than we have today.” Ken Nessel, senior director of business technology at the pharmaceutical giant, made his comments during the second day of […]