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3 | IMMUTABILITY
Completed transactions are cryptographically signed , time- stamped , and sequentially added to the ledger . Records cannot be corrupted or otherwise changed unless the participants agree on the need to do so . Such an agreement is known as a fork .
4 | TOKENISATION
Transactions and other interactions on a blockchain involve the secure exchange of value . The value comes in the form of tokens .
5 | DECENTRALISATION
Blockchain network information and rules for how it operates are maintained by computers , or nodes , on the distributed network . In practice , decentralisation
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means that no single entity controls all the computers or the information or dictates the rules .
Muccioli said : “ Blockchain is super secure because when you send information or a transaction from one point to another point everyone can see it and it is not possible to hack or stall the data - it is super clear and it ' s open .
“ It will bring about a huge change in behavior and infrastructure because with blockchain you don ’ t need third party infrastructure . You don ' t need Visa or MasterCard . It ' s possible to send cash or money from one point to another point without any other player in the middle . It ' s very strong for efficiency and for safe transactions ,” he said .