web3star

@uch

blockchain security

Joined June 2023

About

15 years of experience in cloud computing, development and testing.

Available for

I am available for Smart contract auditing and testing.

web3star's blogs

web3star's blogblockchainbounty.org8 posts

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Recently published

Wweb3starblockchainbounty.orgJan 14, 2024 · 2 min read

Important RUST concepts to master

#![allow(unused_variables)] // Suppresses warnings for unused variables (for demonstration) #![warn(unused_mut)] // Warns if a mutable variable is never mutated use std::cell::RefCell; use std::sync::Mutex; use std::marker::PhantomData; trait MyTr...

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Wweb3starblockchainbounty.orgJan 13, 2024 · 18 min read

EigenLayer Deep Dive

PART ONE: Overview Introduction EigenLayer comprises smart contracts on the Ethereum platform, enabling assets staked on Ethereum to validate additional software modules. By participating in EigenLayer, stakers enhance the security of modules from co...

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Wweb3starblockchainbounty.orgAug 9, 2023 · 4 min read

zero-knowledge circuit with circom for Sujiko

Zero-knowledge proof (ZKP) is a cryptographic method by which one party (the prover) can prove to another party (the verifier) that a given statement is true, without revealing any specific information about the statement itself. ZKPs offer a breakth...

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Wweb3starblockchainbounty.orgJul 17, 2023 · 3 min read

Bitwise operator and bitshifting

It is not uncommon to see bitwise operator and bit shifting in solidity code. This article explained it through a simplified example. In Solidity, bitwise operators and bit shifting work similarly to other programming languages. Let's go over the bas...

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Wweb3starblockchainbounty.orgJul 16, 2023 · 1 min read

Fixed Point Arithmetic : how Solidity handles it

Solidity uses fixed point arithmatic instead of floating point arithmatic to reduce computational cost (gas) significantly. In solidity the fixed point arithmatic representation is expressed in decimal which is base 10. But first lets take an example...

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web3star

About

Available for

web3star's blogs

Recently published

Important RUST concepts to master

EigenLayer Deep Dive

zero-knowledge circuit with circom for Sujiko

Bitwise operator and bitshifting

Fixed Point Arithmetic : how Solidity handles it

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web3star

About

Available for

web3star's blogs

Recently published

Important RUST concepts to master

EigenLayer Deep Dive

zero-knowledge circuit with circom for Sujiko

Bitwise operator and bitshifting

Fixed Point Arithmetic : how Solidity handles it