Poseidon Hash Function - Overview

The Poseidon hash function is a cryptographic hash function specifically designed for use in zero-knowledge proof systems like SNARKs and STARKs.

2025, May 27   —  11 minute read

EIP-7702: Set Code for EOAs - Overview

This EIP adds a new EIP-2718 transaction type that allows Externally Owned Accounts (EOAs) to set the code in their account.

2025, May 09   —  24 minute read

Cyfrin First Fight 38 - Rock Paper Scissors

First Fight 38 - Rock Paper Scissors DApp is a fully decentralized implementation of the classic Rock Paper Scissors game on Ethereum.

2025, May 07   —  14 minute read

Cross-chain tokens Standard (ERC-7281, xERC20) - Overview

This article presents the different standards to represent cross-chain token on Ethereum and EVM blockchain, notably ERC-7281(xERC20) & ERC-7802

2025, May 07   —  9 minute read

Ethereum Upgrade Pectra - Overview

This article presents the list of EIP included in Ethereum Pectra Upgrade (2025)

2025, May 02   —  3 minute read

ERC-4337: Account Abstraction Using Alt Mempool

This article presents a global overview of ERC-4337 which offers Account Abstraction on Ethereum using Alt Mempool and an entrypoint.

2025, May 02   —  16 minute read

Lattice-Based Cryptography - The Short Integer Solution (SIS) Problem

Short integer solution (SIS)is an average-case problems used in lattice-based cryptography constructions. SIS is one of the problems believed to be hard even for quantum computers.

2025, Apr 23   —  5 minute read