optimal-oracles

Optimal strategy for safe Oracles use in web3

🔴 Does the data provided to smart contracts by oracles have to be correct? No 😉…


oracles-v2

How to achieve decentralization using Oracles in blockchain?

🔴 How to achieve decentralization using Oracles in blockchain and why is it…


how-oracles-work

How to read non-blockchain data in smart contracts and how Oracle works?

How do you read data outside the blockchain in a contract and how do Oracles…


Turn your self hosted Lightning Network node to public in 10 minutes

If you run personal self hosted Lightning Network node at home - probably it is…


How I lost 1 year of life doing failed crypto startup

In April 2019 I decided to completely stop developing my cryptocurrency project…


1400-btc-loss

Lessons learned from 1400 Bitcoins loss

The recent news about 1400 bitcoins loss caused a lot of buzz: the amount of…


How to deploy chaincode in Hyperledger Fabric 2.0?

With the new release of Hyperledger Fabric 2.0 the lifecycle of chaincode has…


Truffle Suite - Ethereum developer toolbox: Truffle.

Truffle Suite is the tool pack dedicated to Ethereum developers (focusing on…


Understanding zero knowledge proofs and zk-SNARK.

zk-SNARK (Zero-Knowledge Succinct Non-Interactive Argument of Knowledge) is the…


public-vs-private-blockchain

Private and public blockchains. What is the difference?

Public blockchains can be used by everyone. Private blockchains can be used by…