[Jan] Blockchain

Question 1

What is it?

Answer 1

Blockchain technology is a structure that stores transactional records (known as the block) of the public in several databases (known as the chain) in a network connectedthrough peer-to-peer nodes. This storage is referred to as a digital ledger.

• Blockchain is a system of recording information in a way that makes it difficult or impossible to change, hack, or cheat the system.
• The blockchain method implements an online public bulletin board that allows for a linear ordering of data to which a user can only further append data.

Question 2

key principles of blockchain technology?

Answer 2

transparency, decentralisation and accountability.

Question 3

Why blockchain is being considered by GOI to be used for distant voting?What are risks?

Answer 3

The cryptographic features enable this system to guarantee data security and verifiability, but its dependence upon a network and devices could allow vulnerabilities that are present in any Internet-based system to creep into the system.