Explain the difference between blockchain ledger and a standard one?

1

What is the significance of one-way functions for cryptography?

288

What are the key principles in Blockchain that are helpful in eliminating the security threats that needs to be followed?

3

What is double spending? Is it possible to double spend in a blockchain system?

1

Explain consortium blockchains?

1

What exactly do you know about the security of a block?

3

What is a chained certificate?

1545

How does the security of a block works?

1

Explain the significance of blind signature and how it is useful?

3

What do you understand by secret sharing in blockchain?

1

Why is Clipper controversial?

318

What are the disadvantages of public-key cryptography compared with secret-key cryptography?

262

What are on-line/off-line signatures ?

2226

What is S/MIME ?

1319

What is a virtual machine?

1