Blockchain security

Blockchain security

Introduction to blockchain consensus Blockchain systems are a collection of decentralized nodes that maintain a shared digital ledger. Without a centralized

Blockchain security

Introduction to blockchain nodes HTTP and other web standards define how computers are supposed to communicate with one another, not the software that is us

Blockchain security

How public-key cryptography works Public-key or asymmetric cryptography is one of the two main types of encryption algorithms. Its names come from the fact t

Blockchain security

Hash functions are one of the most extensively-used cryptographic algorithms in blockchain technology. They are cryptographic (but not encryption) algorithms

Blockchain security

Introduction The blockchain gets its name from its underlying structure. The blockchain is organized as a series of “blocks” that are “chained” together. Und

Blockchain security

Beyond the basic blockchain The core blockchain protocol implements a distributed ledger capable of performing cryptocurrency transfers. Smart contract platf

Blockchain security

Blockchain attack vectors Blockchain can be attacked in a number of different ways. Many of the most famous attacks focus on issues with either the theoretic

Blockchain security

The need for consensus in blockchain Blockchain technology is designed to create a distributed, decentralized and immutable digital ledger. Each node in the

Blockchain security

Introduction The goal of blockchain is to create a fully decentralized, trustless digital ledger. This is an ambitious goal since most ledger systems in use

Blockchain security

Introduction Despite being over a decade old, blockchain has only really taken off within the last few years. During this time, it has moved from a fad to th