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Blockchain

Discover the Academy's 'Blockchain' section! You will learn all about this decentralised and cryptography-based payment system and how it works. Explore all the applications of this innovative technology!

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Crypto Comparisons

Polygon vs Arbitrum vs Optimism: May the Best Ethereum Layer 2 Win

Ethereum has scalability solutions called Layer 2, but what are they? Let’s compare some of the main ones: Polygon Arbitrum and Optimism

July 4, 2022

11 min

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Crypto Comparisons

The Cloud Wars: from Web2 to The Graph

Cloud storage is a solution for archiving data. Discover how the decentralised versions work: IPFS, Filecoin, Storj and The Graph indexer.

June 30, 2022

10 min

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Crypto Comparisons

Cardano vs Polkadot: Ethereum’s heirs face to face

Cardano and Polkadot are fighting to be Ethereum Killers. Let’s find out what the differences between these two proof-of-stake cryptos are.

June 28, 2022

10 min

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Crypto Security

Peer to Peer vs Client Server: from Arpanet to blockchain

Client servers and peer to peer (P2P) are among the most popular network architectures. Find out how they work & how they apply to blockchain

June 23, 2022

9 min

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Crypto Comparisons

The Sandbox vs. Decentraland: A Tale Of Two Metaverses

The Sandbox and Decentraland are two metaverses: what distinguishes them? Let’s discover the differences and similarities with a comparison!

June 23, 2022

12 min

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What is Delegated Proof of Stake (DPoS)?

The Delegated Proof of Stake (DPoS) allows you to delegate the staking activity: discover the consensus mechanism of the crypto EOS!

June 7, 2022

8 min

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What are Ethereum tokens: beyond the ERC20 standard

Cryptocurrencies can have different forms, such as ERC-20 for utility tokens and ERC-721 for NFTs. Discover them all!

May 18, 2022

7 min

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What is Proof-Of-Stake?

Proof-of-Stake, abbreviated to PoS, is the consensus mechanism that involves staking tokens as an incentive to contribute to the network.

March 28, 2022

8 min

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Crypto Security

Bitcoin: How does double-spending happen?

By inventing the bitcoin blockchain, Satoshi Nakamoto managed to solve a major security problem: double spending. What does it entail?

February 3, 2022

8 min

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Crypto Security

Cryptography: Caesar, Enigma and the Blockchain

Cryptography is by definition shrouded in mystery and its history is fascinating and full of twists and turns. Get to know its protagonists!

February 1, 2022

6 min

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Crypto Security

Online anonymity: the 3 best private browsers

What are the 3 best browsers for privacy of personal data? Find out how to surf online anonymously, the advantages and disadvantages.

January 5, 2022

6 min

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Crypto Security

What Are Internet Cookies and What Are They Used For?

Cookies are requested everywhere. What are they, and why are they useful? Here’s what it means to accept them.

January 3, 2022

6 min

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DAO: Power to the Crypto Communities

DAOs are a way of managing and governing projects in a decentralised way, by their own community, thanks to smart contracts.

December 27, 2021

7 min

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Bitcoin: fake news and misconceptions

Let's dispel some of the most common false myths about bitcoin, often perpetrated by fake news or general lack of information.

November 26, 2021

6 min

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Taproot: What’s next for Bitcoin?

In 2021 Taproot follows Bitcoin's first update, that of SegWit in 2017. Here are the new features brought by the new era.

November 18, 2021

6 min

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Mining: the Energy Used to Mint Bitcoin

Bitcoin mining, like many industries, requires the use of energy. Here you'll learn how this process is becoming more and more sustainable.

November 16, 2021

6 min

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Crypto Comparisons

Aave, Compound and MakerDAO: DeFi lending protocols compared

The main DeFi lending protocols are Aave, Compound and MakerDAO. Find out the differences with traditional loans and what sets these solutions apart.

November 4, 2021

7 min

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Proof-of-Stake vs Proof-of-Work: Consensus Mechanisms on Blockchain

Discover what are the consensus mechanisms used by blockchains and the differences between Proof-of-work and Proof-of-stake on Bitcoin and Ethereum.

October 28, 2021

9 min

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AMM DEXs: Decentralised exchanges that run on smart contracts

Discover DEXs, decentralised exchanges that rely on smart contracts to automate trades. The first was UniSwap, but let's learn about the others!

October 22, 2021

8 min

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Algorithmic stablecoins: the race for stable and decentralised cryptos

What are algorithmic stablecoins? Stable cryptocurrencies, based on code instead of collateral. Let’s find out their pros and cons.

October 21, 2021

8 min

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Blockchain Bridges: Interoperability in DeFi

Like any technological innovation, blockchains must be able to interact with each other. This is why DeFi is developing solutions called bridges.

October 18, 2021

8 min

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Crypto Security

Security Tokens and Security Token Offerings: What are they?

Security tokens are regulated cryptocurrencies, as they represent shares in a company. They are distributed via Security Token Offering, STOs.

October 14, 2021

6 min

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Crypto Security

DLT and Blockchain: History, Differences and Solutions

Learn about DLTs, who contributed to their invention and story, the most famous case studies and the main differencies between blockchain and DLT.

October 1, 2021

7 min

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Flash Loans: How They’re Accelerating DeFi Lending

Learn about flash loans, smart contracts first developed by Aave, a DeFi lending protocol. Here's how developers and traders use them.

September 29, 2021

7 min

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The Scalability Trilemma: Layer 1 and Layer 2 Solutions

According to a theory by Vitalik Buterin, a blockchain cannot perform the best in scalability, decentralisation and security at the same time.

September 24, 2021

6 min

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The Lightning Network and Bitcoin Scalability Issues

Learn about the Lightning Network, a decentralised network connected to the Bitcoin blockchain, but performing most transactions off-chain.

September 22, 2021

7 min

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CBDC And Crypto: The Race For Digital Money

CBDC is digital currency issued by a central bank, as opposed to cryptocurrency. The world is competing to build the underlying technology.

September 15, 2021

9 min

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What are Decentralised Prediction Markets?

Prediction markets are the perfect use case for the blockchain, allowing people to bet on the outcome of any event and provide accurate predictions.

July 28, 2021

8 min

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What is DeFi and are you ready for it?

Learn about Decentralised finance, or DeFi, the ecosystem of financial applications built with blockchain technology, by users for users.

July 8, 2021

8 min

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Crypto Security

Crypto Governance: On-chain and Off-chain

Learn about the mechanisms behind community control and why understanding governance is crucial for navigating the crypto world.

June 24, 2021

9 min

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