Keywords

word frequency

word chain

Blockchain

590

1806

Protection of privacy

127

576

Blockchain technology

121

216

Data sharing

103

419

Smart contract

80

420

Decentralization

67

281

Data security

56

216

Distributed storage

54

210

Big data

40

147

Bitcoin

35

141

Internet of Things

34

142

Consensus mechanism

33

163

Data store

31

113

Alliance chain

28

115

Artificial intelligence

16

52

Digital currency

12

39

Distributed ledger

11

42

Access control

9

55

Cryptography

9

58