On Banning Proof-of-Work

Although China successfully banned crypto-currency mining in order to cut their high-energy consumption, Bitcoin’s electricity consumption is still more than eight times higher than Google’s and Facebook’s combined, with an additional growth of 41% Year-on-Year. For that reason, more States…

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Latest Countries Adding Biometric Authentication

The latest countries to update their identity documents to support biometric authentication: Sierra Leona: their identity cards are now being issued supporting biometric authentication, following ECOWAS regulations.Mali: new biometric identity cards.Guyana: new biometric identity cards for the issuance of work…

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New Countries Expand Biometric Authentication

The following countries have adopted biometric authentication on their identification documents: Portugal: their identity cards are finally contactless, in line with the rest of European countriesIraq: biometric passports are being issued to the populationHonduras: new biometric passports after many years…

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Summarising Updates of our Global Coverage

The latest country to update its passports to the biometric version is Saint Lucia. Since the announcement of our Testnet, a number of additional countries have announced that they are issuing new identity documents (i.e., biometric identity cards and/or biometric…

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Adding a node to the blockchain

We premiere a novel method of privacy-preserving authentication for blockchains, Zero-Knowledge Proof-of-Identity (zk-PoI), enabling registration of blockchain nodes by anonymising Electronic Passports. Zero-Knowledge Proof-of-Identity has the following advantages compared to other methods of blockchain node registration (PoW/PoS/PoP/PoA/...): it’s the only…

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