Yash Jainyashj.hashnode.dev·Jul 5, 2024Implementing Governance and Access Control in Smart Contracts with OpenZeppelin v5Introduction In the world of decentralized applications and smart contracts, governance and access control are crucial components that ensure the security, flexibility, and longevity of your project. This article will dive deep into how to implement ...Discuss·10 likesSmart Contracts
Magda Jankowskamagdajankowska.hashnode.dev·Jun 23, 2024Deep Dive into the most common attacks on smart contracts1. Reentrancy Attacks Description Reentrancy occurs when a contract calls an external contract which then calls back into the original contract before the initial execution is complete. This can lead to unexpected behavior and allow attackers to repe...DiscussBlockchain
BrowserScanbrowserscan.hashnode.dev·Jun 21, 2024User Authentication: Cookies vs Sessions vs TokensEnsuring secure access to websites and applications is a critical concern, but how you set up access depends on how you store the data to be authenticated. This, in turn, enables user authorization. Cookies, sessions, and tokens are three common ways...Discusscookies
22COB109 Kuldeep Kumaraggregate.hashnode.dev·Jun 12, 2024Understanding Refresh Tokens vs. Access TokensBefore diving into the main topic, let's first understand what tokens are and why we need them. When I started learning backend development, the first database I worked with was MySQL. At that time, I had no idea about tokens or storing them in cooki...Discuss·7 likes·53 readsNode.js
Akash Satputeakashblogss.hashnode.dev·May 29, 2024Understanding Middlewares and Tokens in Web Developmentjsonwebtoken and bcrypt libraries in your code. These libraries are commonly used for authentication and security purposes in Node.js applications. pre("save") Middleware: This middleware function is executed before saving a user document to the d...Discuss·20 likesauthe
Saurav Jhasrvjha.hashnode.dev·May 16, 2024Backend Development: In-Depth Look at Access Tokens and Refresh TokensWhat is an Access Token? In developing our backend application, access token serve a crucial role in Authorization. These tokens grant users access to specific features within the application, ensuring secure interactions. Why is it used? For instanc...Discuss·14 likes·37 readsbackend
Tanu Shreetxnuushree.hashnode.dev·May 9, 2024Web3: Making Sense of Tokens, NFTs and CryptocurrencyIn 2021, the number of monthly active users interacting with decentralized applications (dApps) in Web3 skyrocketed to over 1.5 million. In 2022, this number increased by 50% to 2.37 million. This staggering surge reflects a growing appetite for a mo...Discuss·1 likeWeb3
Chikezie3illbaby.hashnode.dev·May 6, 2024How to Create Tokens on Solana in 2024: A Developer's Step-by-Step GuideOverview This document outlines the steps required to create a new token on the Solana blockchain. Dependencies To follow this tutorial, you'll need to install the following dependencies: @solana/web3js @solana/spl-token For this tutorial, Type...Discuss·1 like·136 readsSolana
Mehul Raj Minyaluhem.hashnode.dev·May 4, 2024Access Tokens vs. Refresh TokensTokens First of all, let's understand what tokens are. Tokens are small pieces of data that represent information which can be transmitted easily. In web development, we use these tokens for authentication purposes. They help us identify users and gr...Discuss·6 likes·55 readstokens
Gautam VajaforCodeParrot 10x Dev10xdev.codeparrot.ai·May 4, 2024API Keys vs Tokens: They're Not the Same Thing!What Are API Keys? 🔑 An API key is a unique identifier that you include in API requests to authenticate the request source. Think of it as a simple, static password that an application uses to access another service. API keys are easy to implement a...Discuss·10 likes·99 readsapi