Learn about blockchain, cryptocurrencies, DeFi and wallets.

Articles (197)

DeFi

What is Decentralized Finance (DeFi)?

The main goal of Decentralized Finance is to create an open, free, and transparent ecosystem of financial services that is available to everyone and not controlled by a centralized government. Throughout Defi projects, users take full control of their assets and interact with the ecosystem through peer-to-peer (P2P) decentralized applications (dApps).

Beginner

5 min

1 August 2020

Tutorials

Deep Dive Into Cryptocurrency Wallets

So, we have decided that it is a good time to revise Crypto 101. Relax, make yourself some tea and remember about the heroes keeping your cryptocurrency safe — the wallets.

Beginner

10 min

31 July 2020

Blockchain

What are softforks and hardforks?

In the field of cryptocurrencies, hardforks and softforks are in the focus of considerable discussion among community and investors.

Beginner

6 min

31 July 2020

Blockchain

Types of Consensus Algorithms

Blockchain projects are decentralized and do not have any central authority within the network so consensus algorithms are important for them.

Advanced

7 min

31 July 2020

Security

What is Double-spending?

The primary goal of blockchain technology is to create a reliable and secure digital money system. Before Bitcoin was invented, attempts to design a similar system had already been made, but they were all faced with the problem that transactions could be copied.

Beginner

3 min

6 July 2020

Security

What is 51% Attack

51% attack is a hackers' assault on the blockchain network, where one person or a group of miners, for example, one mining pool can control much of the hashing speed. It can lead to disruption of the network processes as the attacker will have enough hashing power to exclude or change a specific transaction or the order of transactions.

Beginner

4 min

28 June 2020

Blockchain

What is Ethereum 2.0 (Serenity)?

The Ethereum network has become very popular in the world of cryptocurrencies and is currently processing large volumes of transactions. In order to continue the growth of the network, node operators are forced to increase their computing power, which can lead to centralized control.

Longread

15 min

22 June 2020

Tutorials

What are TRON Bandwidth Points?

TRON, while similar to the Ethereum network, offers some new features. To ensure sleek network operation, and no delays on transaction confirmation, the TRON network gives everyone a free pool of Bandwidth points for free transactions every 24 hours.

Beginner

3 min

1 June 2020

Security

Zcash and Guarda: Together for Privacy

Guarda Wallet proudly supports over 45 popular blockchains with their tokens and considers it essential to raise public awareness of these projects, cryptocurrency market events and blockchain technology in whole. Let's turn to ZCash foundation as one of the major forces of our industry and find out more about its specific features.