Learn about blockchain, cryptocurrencies, DeFi and wallets.

Articles (108)

What Are the Network Fees in Blockchain?

Blockchain

What Are the Network Fees in Blockchain?

As you might already know, transactions in cryptocurrency come with fees presented by the network. It happens that the services take their transactional fees for sending and receiving cryptocurrency but in the case of a non-custodial wallet like Guarda this does not happen. So, the question is – how are the fees calculated and what are we all paying for when sending cryptocurrency transactions?

Beginner

5 min

9 January 2020

What is a smart contract and how to use it?

Blockchain

What is a smart contract and how to use it?

A smart contract is a digital protocol that ensures that a contract is automatically executed when the agreed conditions are met. Smart contracts allow you to process transactions without requiring a third party to verify or enforce the agreement. Agreements are traceable and irreversible.

Advanced

7 min

9 January 2020

What is a crypto wallet and how to choose one?

Crypto

What is a crypto wallet and how to choose one?

We often say that cryptocurrencies are 'stored' in wallets; However, this is technically incorrect. The funds are stored on the blockchain: that great decentralized book that is the foundation of the crypto world.

Beginner

10 min

9 January 2020

Security

How to detect crypto scam?

Unfortunately, crypto fraud is still a reality. Attackers will try to take advantage of all the places they see promise or advantage. It is certainly still possible to steal funds in the cryptocurrency space, so the fraudsters always look for new ways to trick people – whether by stealing their data or money directly.

Advanced

10 min

9 January 2020

Tutorials

What Are Blockchain Domains?

As the global network develops, traditional domains (.com, .org, .gov, .net, etc.) become ineffective. By analogy with cryptocurrencies, blockchain domains belong directly to the owner, and not to a third party or central authority.

Advanced

7 min

25 December 2019

What is a cryptocurrency? How to manage crypto?

Crypto

What is a cryptocurrency? How to manage crypto?

Nowadays almost everyone is talking about cryptocurrencies, their exchange rates, usability and so on. Even those who know nothing about the blockchain field try to participate in such discussions. What are all these people actually talking about?

Beginner

10 min

25 December 2019

What is the difference between coins and tokens?

Crypto

What is the difference between coins and tokens?

There are almost no differences in usage between coins and tokens, an ordinary user won’t tell a difference between them, but for some people, it’s important to know whether they invest into a coin or a token, so let’s find out what’s up with those coins and tokens.

Beginner

5 min

25 December 2019

Blockchain

What is decentralization?

Nakamoto marked the beginning of an evolutionary model, not only from an economic but also from a political point of view.

Beginner

4 min

25 December 2019

Blockchain

What is Blockchain in Simple Terms?

Blockchain is a technology that allows you to transfer digital data with a very complex coding system and in a safe way. At the most basic level, the blockchain is a chain of digital information blocks in which information (“block”) is stored in a public database (“chain”).