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As our community becomes saturated by new projects that are popping up every day, it’s difficult to figure out which ones are worth your time. Not only are there so many options to choose from, there’s also the problem of fraud and overhyped claims.

There are many people who are motivated only by greed instead of a desire to actually create something valuable for others. They promise to build things that sound innovative and revolutionary, like blockchain 3.0, but in reality these claims end up being unrealistic and impossible, and further inspection shows they’re a total mess.

The hype around crypto is so high that many projects build their system on crypto when there’s no real need for cryptocurrency to be involved. Just because something can be built on the blockchain doesn’t mean it should. …

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One of the hottest topics in the finance scene is the blockchain technology, even if it was developed in 2009. The blockchain has grown over the years with a stellar performance and also has the potential to totally transform traditional business formulas in a number of sectors.

The way Blockchain works resemble a massive digital spreadsheet, which can be shared by all the members of a decentralized network.

In light of this stellar performance, bondholders are already looking for ways to tap into the profit power of blockchain technology. …

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Installer ethereum et geth sur votre machine via apt-get ou autre en fonction de votre version de ubuntu.

Créer un fichier genesis.json : https://medium.com/taipei-ethereum-meetup/beginners-guide-to-ethereum-3-explain-the-genesis-file-and-use-it-to-customize-your-blockchain-552eb6265145

Dans le même directory que genesis.json, lancer la commande :

geth init genesis.json --datadir bc

Vous avez créé votre blockchain ethereum.

Lancer la commande :

geth --datadir bc --rpcport 8545 --rpc console

Dans la console geth entrer la commande:


Vous obtenez quelque chose comme : “0x5423523…” ; Garder cette adresse*

personal.unlockAccount(eth.accounts[0] , '000000', 0)

Attendez un moment le temps que ça mine, puis


Ouvrez un autre terminal et aller sur le même directory. …


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