Form and function

IOHK is building Cardano into a global financial and social operating system. This enormous task requires both quick iteration and absolute precision. It is why IOHK has chosen to combine the speed of agile development with high assurance code and formal methods. Fusing flexibility and formality led our engineers to pioneer this modern development philosophy.

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The goal of the Cardano Shelley era is to bring full decentralization to Cardano, moving beyond the federated epoch and handing control of the ledger over to the community via stake pools.  As part of the process of delivering Shelley, we create formal specifications which allow us to verify that the final code is in line with what the researchers initially envisaged in their…

Ada is not among the 26 cryptocurrencies identified by US researchers last week as being vulnerable to ‘fake stake’ attacks.

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The Cardano blockchain underlying Ada is based on proof-of-stake (PoS), but its Ouroboros protocol uses no bitcoin code and is not affected by the PoSv3 problem.

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This is not just good luck, but a consequence of the thorough, formally-verified approach…