What are the demerits/defect of Blockchain system?

Advantages and disadvantages of blockchain Most blockchains are designed as a decentralized database that acts as a distributed digital ledger. These blockchain ledgers record and store data in the form of blocks, which are organized ...

Is blockchain safe and reliable?

What is blockchain? In short, the blockchain is equivalent to a decentralized digital ledger that records a series of data. These data are organized into blocks, protected by cryptography, and arranged in chronological order. The ...