Blockchain is a form of decentralized digital ledger that can make transactions safe and secure, but crypto-currency exchanges that trade bitcoins and other virtual currencies that are based on this technology have been hacked because they are not working on secure networks, experts say.
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Blockchain is a form of decentralized digital ledger that can make transactions safe and secure, but crypto-currency exchanges that trade bitcoins and other virtual currencies that are based on this technology have been hacked because they are not working on secure networks, experts say.
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