The rise of decentralized finance (DeFi) and blockchain technology has ushered in a wave of tokens, with ERC-20 tokens at the forefront on the Ethereum blockchain. This article explores what ERC-20 tokens are, their significance, and the process of developing your own token on both Ethereum and Polygon.

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Building a Single-Node Blockchain Library with Nodejs, ExpressJS and LevelDB

Introduction​

In the ever-evolving world of blockchain technology, creating your own blockchain can seem like a daunting task. However, with the right tools and libraries, it can be simplified significantly. This article will walk you through the features, installation, usage, and development process of a blockchain library that provides core blockchain functionality accessible via REST APIs and stores data using LevelDB. The current release supports a single-node blockchain feature.

Features​

Our blockchain library comes packed with essential features to get you started with blockchain development:

• Core Blockchain Functionality: The library exposes fundamental blockchain operations via REST APIs.
• Data Persistence: Utilizes LevelDB to store blockchain data, ensuring durability and efficient data retrieval.
• Single-Node Blockchain Implementation: Ideal for learning and testing blockchain concepts on a single node.

Understanding Digital Signatures: A Comprehensive Guide to nilajs-digital-signature Library​

Digital signatures are essential tools in the modern world of digital communication and transactions. They provide a way to verify the authenticity and integrity of digital messages or documents. In this article, we will explore the nilajs-digital-signature library, which offers a simple yet powerful way to generate elliptic curve (secp256k1) key pairs, sign data, verify signatures, and validate public keys.

What is a Digital Signature?​

A digital signature is a cryptographic mechanism that serves two main purposes:

1. Authentication: It verifies that a message was created by a particular entity, ensuring the identity of the sender.
2. Integrity: It ensures that the message has not been altered or tampered with since it was signed.

By using digital signatures, we can achieve a higher level of security and trust in digital communications.

In the quickly developing scene of blockchain innovation and computerized resources, Non-Fungible Tokens (NFTs) have arisen as a huge development, empowering exceptional proprietorship and provenance check of advanced content going from craftsmanship and music to virtual land and then some. One of the captivating techniques inside the domain of NFT creation and dissemination is "lazy minting." This approach presents adaptability and vital command over the arrival of NFTs, veering from customary strategies where all tokens in an assortment are printed all the while.