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

In this article I will explain how can you setup self hosted Lightning Network (at home or anywhere) to get public (not changing) IP for 5$/month what will make your node public -…


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How I lost 1 year of life doing failed crypto startup

In April 2019 I decided to completely stop developing my cryptocurrency project ending entire year of full time work in failed tech startup which I wanted to create. During that…


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Lessons learned from 1400 Bitcoins loss

The recent news about 1400 bitcoins loss caused a lot of buzz: the amount of Bitcoins worth about 16.3 million $, not any kind of exchange hack, all happened using Electrum wallet…


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How to deploy chaincode in Hyperledger Fabric 2.0?

With the new release of Hyperledger Fabric 2.0 the lifecycle of chaincode has been changed. It implies also the changes in the chaincode deployment process - what basically means…


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Truffle Suite – Ethereum developer toolbox: Truffle.

Truffle Suite is the tool pack dedicated to Ethereum developers (focusing on smart contracts). That very actively developed project is currently one of the most popular frameworks…


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Understanding zero knowledge proofs and zk-SNARK.

zk-SNARK (Zero-Knowledge Succinct Non-Interactive Argument of Knowledge) is the protocol of zero knowledge proof. ZCash cryptocurrency will be the one of first opened blockchain…


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Private and public blockchains. What is the difference?

Public blockchains can be used by everyone. Private blockchains can be used by selected group of participants. This is the most basic and overall difference between public and…


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Implementing own sidechain using Lisk.

Lisk is dedicated to develop custom blockchain based applications using Javascript. After Alpha SDK release it's possible for developers to prototype first custom applications.…


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What is sharding in upcoming Ethereum 2.0?

Sharding is going to be scalability solution in upcoming Ethereum 2.0 and the enhancement hope for many other blockchains. Scalability is the speed key factor of the blockchain.…


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Ethereum Studio – new web dapps IDE

The news about releasing the Ethereum Studio developer environment was today published on the Ethereum blog. How does look like the new IDE and can it compete with popular…


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