Everything you need to know about Crypto-cards [Updated, May 2019]

When humans first started settling and storing grain, the aspect of exchanging value became a prominent feature between societies, empires and civilizations. The first means of exchange happened through the barter system, where people exchanged commodities for commodities. Over time, however, it was apparent that exchanging commodities in large quantities was cumbersome and dangerous. Money... Continue Reading →

Coins vs Tokens | More than just Terminology

There was a time when Bitcoin was the only cryptocurrency existed and for a long time, it was all that anyone cared about. Doing any cryptocurrency transactions meant that you were dealing with bitcoins and everything was very clear cut and easy to understand. But as cryptocurrency and blockchain technology continued to evolve and grow,... Continue Reading →

Hardware Wallets and Attack Surface

People who own cryptocurrencies have the option to store their coins either in hot wallets or online wallets which are always connected to the internet or in cold wallets which are hardware devices not connected to the internet. Hot wallets have a reputation of being subject to hacks and theft because of their perpetual connection... Continue Reading →

The Value of Proof-of-Work

A Proof-of-Work or PoW is a consensus algorithm in a blockchain network which is used to confirm transactions and produce new blocks to the chain. Users on the network send each other digital tokens where the decentralized ledger consolidates all the transactions into blocks. Confirming transactions and arranging blocks is a responsibility borne by special... Continue Reading →

Smart Contract Platforms

Smart Contracts have been all the rage ever since they first appeared on the radar of techies around the world. They were both very exciting and quite mysterious as a lot of their potential hadn’t been tapped into. This made them a mainstay on thousands of tech, especially crypto, forums all over the world. But... Continue Reading →

Lightning’s Security Model

The Lightning Network was conceived with the idea of solving the scalability issues associated with Bitcoin transactions. The fundamental idea behind the Lightning Network is to make small and everyday transactions don't have to be stored on the blockchain. This is also called the 'off-chain approach.' In a scenario where someone wants to pay for... Continue Reading →

Why Permissioned Blockchains Fail

Most people, when they first start exploring blockchain technology and cryptocurrencies, operate under the assumption that blockchains are universally decentralized ledgers with immutability, and are censorship resistant. However, it is important to note that blockchains can be; permissioned or permission-less, centralized or decentralized. Their use and type are specific to the kind of vision the... Continue Reading →

Decentralized Exchanges with FIAT

Decentralized exchanges, as the name suggests, are cryptocurrency exchanges that operate devoid of a centralized authority. They allow for peer-to-peer exchanges of cryptocurrencies. Everything from capital deposits, order books, order matching, and asset exchange; must be decentralized. However, in most exchanges, only asset exchange is decentralized as they involve cryptocurrencies which are deployed on the... Continue Reading →

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