Singapore-based IBM Blockchain and Bluemix Garage have released its inaugural blockchain-based authentication tool as blockchain grows in security pre-eminence, ZDNet reports. "Because it provides a shared replicated 'immutable' ledger, blockchain can facilitate a 'single source of truth' and a secure, tamper-proof system of record," said IBM Blockchain and Bluemix Garage's Alan Lim in the report. "Industrial blockchains also offer verifiable identification and transactional privacy," he added. These elements of blockchain provide users with increased autonomy while allowing service providers to know with greater certainty the authenticity of shared data, he continued. Not everyone agreed. Gartner's Peter Sondergaard, while stating the technology has "potential in providing a distributed ledger," he argued that bitcoin's technical issues must be addressed and wondered about "blockchain's short-term impact and ability to scale," the report adds.
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