P2P networks in Blockchain

A robust P2P layer is the foundation of a secure blockchain. See how Lisk's library defends against spam, eclipse attacks, and malicious peers.

#1about 4 minutes

Understanding P2P networks versus centralized client-server models

Peer-to-peer networks offer greater user autonomy by distributing data and control, unlike traditional centralized systems governed by a single entity.

#2about 3 minutes

Comparing structured and unstructured P2P network topologies

Structured networks use organized topologies like DHTs for efficient resource lookup, while unstructured networks offer robustness against node churn through random connections.

#3about 5 minutes

How gossip protocol propagates blocks and transactions

The gossip protocol enables rapid and efficient dissemination of new blocks and transactions across the entire blockchain network by having each node forward information to its peers.

#4about 3 minutes

An overview of the Lisk P2P network implementation

The Lisk P2P network uses an unstructured partial mesh topology with distinct incoming and outgoing connections, configurable peer lists, and a peer banning mechanism.

#5about 6 minutes

Exploring security features in the Lisk P2P layer

Lisk P2P enhances security through peer bucketing to prevent spam, dynamic shuffling to mitigate structural attacks, and an internal reputation system to evict malicious peers.

#6about 3 minutes

Using the independent @lisk/lisk-p2p TypeScript library

The @lisk/lisk-p2p library is a generic, customizable TypeScript package that allows developers to easily create and manage P2P network instances for any application.

#7about 4 minutes

Understanding the Lisk SDK's modular architecture

The Lisk SDK separates application logic into on-chain modules for protocol rules and off-chain plugins for extended functionality like APIs or monitoring.

#8about 2 minutes

A look at the default modules and plugins

Lisk SDK includes default modules for core functions like token transfers and DPoS, as well as plugins for an HTTP API, forging, and misbehavior reporting.

#9about 5 minutes

How to bootstrap a blockchain app with Lisk Commander

Lisk Commander is a CLI tool that simplifies development by bootstrapping a complete blockchain application skeleton and generating new modules or plugins with a few commands.

#10about 6 minutes