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 →

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 →

Why Running a Node is Important.

Nodes are storage devices that are connected to the internet and store all transaction data right from the start, as a chain of information. This chain of information is known as the blockchain. Nodes send transaction information from the user to the miner and also store the same on the blockchain. They check every transaction,... Continue Reading →

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