A blockchain needs to fulfill four really important points, to be suitable for business applications: shared ledger: an append only system of records shared across the network privacy: a business network

Let's see in further details what could be the blockchain role in business networks. First of all, business never operate alone. They are always connected with other businesses, governments, banks and

Business networks are often inefficient because each participant in the network keeps records of all transactions between all the parties that the business interacts with. This process causes the duplication

In this post we're going to talk about what the Bitcoin scripting language and Bitcoin scripts. We will also see why a script is used in the transaction output instead of a single public key. Bitcoin scripting

In this course section, we will go into further details talking about Bitcoin transactions and looking at real data structures and real scripts. Bitcoin transactions At the moment, to simplify the model,

In the previous post we have seen a lot of concepts regarding Bitcoin, so let's draw some conclusions on mining and bitcoin network. Is mining profitable? It's quite expensive for miners to be in operation,

In the previous posts we have seen a lot of concepts regarding Bitcoin. Now let's make a quick recap and draw some conclusions on mining and bitcoin network. Is mining profitable? It's quite expensive

In the previous post we saw the technical mechanism ruling Bitcoin protocol. Now we will go into further details regarding incentives and proof of work that encourage nodes to behave honestly. Incentives

In this post we will discuss in more details the Bitcoin's consensus algorithm. We will see how it is possible to reach consensus without identity through the blockchain. Nodes and identities Nodes without

We are a group composed by some Informatics and Mathematics who like to share their IT, Math and Cryptographic knowledge with people. It is possible to find our complete courses on website. Since we think

Here's the Nativity we have created this year at home. This is also my entry to the #decorationcontest. We have built the Nativity hut with stones we collected this summer during mountain walks. It is

Story - Coinbase adds support for Bitcoin Cash 0:57 In the early hours of this morning in the UK, Coinbase posted this on their blog. This means 3 things. 1, if you held Bitcoin in your Coinbase account

Today's video is on Overwatch and since it's winter there, they have seasonal games. I played the one where you are either a hunter or a yeti. Hunters are basically "Meis" in the game and the

We are a group composed by some Informatics and Mathematics who like to share their IT, Math and Cryptographic knowledge with people. It is possible to find our complete courses on website. Since we think

We are a group composed by some Informatics and Mathematics who like to share their IT, Math and Cryptographic knowledge with people. It is possible to find our complete courses on website. Since we think

We are a group composed by some Informatics and Mathematics who like to share their IT, Math and Cryptographic knowledge with people. It is possible to find our complete courses on website. Since we think

Hello everyone! We are a group of reasearchers in Informatics, Math and Cryptography who like to share our knowledge with other members of the community. Our mission is to publish lessons and news, since

We are a group composed by some Informatics and Mathematics who like to share their IT, Math and Cryptographic knowledge with people. It is possible to find our complete courses on website. Since we think

We are a group of Informatics and Matematicians who like to share our knowledge with other people interested in IT, Math and Cryptography. Steemit seems to us a great opportunity to share high quality

Hash Pointer A hash pointer is a data structure that is used a lot in the systems that we're talking about. It is basically a pointer to the place where some information is stored. Together with the pointer