Top 5 Featured DEV Tag(#security) Posts from the year 2022

Designing a secure API

Designing a secure API: Best Practices

Application programming interface or API in general is a bridge that connects two or more programs and it is through this bridge that it is possible to make...

Running a ransomware attack in a Node.js module

Post originally posted on my blog

A couple of weeks ago, I experimented with creating a small ransomware script, and looked into how to run it in a Node.js module. This post is a write-up explaining...

Please remove that .git folder

Have you ever tried to browse http://yoursite.com/.git/?

If you get a 403 error, that's normal. It means directory browsing is disabled, which is basic security. However, many files in the .git/...

How JWTs Could Be Dangerous and Its Alternatives

Introduction

JSON Web Tokens (JWTs) are the most popularly used tokens for web authentication and managing user sessions in modern-day software applications. There is loads of information on the...

Understanding CSRF Attacks

I went about researching web security recently as I was writing Understanding Asynchronous JavaScript — I wanted to make sure my recommendations were secure and I'm not doing any of my students a...

The Complete Guide to Full Stack Web3 Development

Building a full stack web3 app with Next.js, Polygon, Solidity, The Graph, IPFS, and Hardhat

The video for this tutorial is also available here

In this in depth tutorial you'll learn the tools,...

How Cryptocurrency Works Explained Visually

In 2008, when Lehman Brothers Holdings Inc. filed for bankruptcy, it shook people's faith in banks so much that a new class of assets appeared without formal bank backing. The first cryptocurrency...

How to Learn Web3 (December 2022)

Hi, I am Francesco, and I share daily content about Web3 (mainly on Twitter and YouTube)

In this article, I will summarize the steps you can take in order to learn Web3.

Where to Start?

 
When we...

How to create a dApp with React & Solidity on Ethereum Blockchain

In this tutorial I will show you how you can build a fullstack dApp, that will run on Ethereum and many Layer 2 platforms (Polygon, Celo, ..)
We will start with the backend part, where we will write a...

Web3 for complete newbies

Introduction

I am sure you have been seeing a lot of tweets, posts, and conversations revolving around the buzzword “Web 3”. The internet as we know it has been changing over the years, but it hasn’t...