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Zealynx research

Security Research.

Public write-ups on the bugs, patterns, and protocols we audit. Engineer-to-engineer, no fluff.

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Introducing Your First 90 Days in Web3: A Free, Guided Path to Actually Understand the Space
NewsJul 1

Introducing Your First 90 Days in Web3: A Free, Guided Path to Actually Understand the Space

16 min read
The Case for Interactive-Only Pedagogy: How Zealynx Academy Teaches Differently
NewsJun 1

The Case for Interactive-Only Pedagogy: How Zealynx Academy Teaches Differently

14 min read
From EVM to SVM: A senior security researcher's guide to Solana in 2026
Smart contractsFeb 20

From EVM to SVM: A senior security researcher's guide to Solana in 2026

11 min read
New to Web3? The Exact 90-Day Path We'd Give a Complete Beginner
NewsJul 1

New to Web3? The Exact 90-Day Path We'd Give a Complete Beginner

14 min read
Why a Smart Contract Audit Firm Built a Free Beginner Web3 Course
NewsJul 1

Why a Smart Contract Audit Firm Built a Free Beginner Web3 Course

16 min read
How to Build Compound V2 From Scratch (18 Sections, Line by Line)
DeFi analysisMay 28

How to Build Compound V2 From Scratch (18 Sections, Line by Line)

13 min read
Why Learning Web3 by Building Beats Watching Videos
NewsMay 25

Why Learning Web3 by Building Beats Watching Videos

12 min read
Zealynx Academy vs Cyfrin Updraft, Alchemy University, and LearnWeb3: Honest Comparison
NewsMay 21

Zealynx Academy vs Cyfrin Updraft, Alchemy University, and LearnWeb3: Honest Comparison

13 min read
Gamified Learning in Web3: Why Ranks, Leaderboards, and Lynx Actually Work
Smart contractsMay 18

Gamified Learning in Web3: Why Ranks, Leaderboards, and Lynx Actually Work

11 min read
How to Build Your Own AI Auditor Agent (Interactive Guide, Multiple Paths)
AI securityMay 7

How to Build Your Own AI Auditor Agent (Interactive Guide, Multiple Paths)

15 min read
Shadow Audits: How to Learn Web3 Security by Breaking Real Protocol Forks
NewsApr 29

Shadow Audits: How to Learn Web3 Security by Breaking Real Protocol Forks

15 min read
How to Build Uniswap V2 From Scratch (Line by Line, 207 Tests)
NewsApr 24 · Updated Apr 29

How to Build Uniswap V2 From Scratch (Line by Line, 207 Tests)

18 min read
Zealynx Academy Is Public: Build, Audit, and Launch Web3 Protocols
NewsApr 23

Zealynx Academy Is Public: Build, Audit, and Launch Web3 Protocols

20 min read
Uniswap’s Q64.96 Explained: Essential Security Tips for Hook Developers
DeFi analysisJan 30

Uniswap’s Q64.96 Explained: Essential Security Tips for Hook Developers

11 min read
Write a Custom Aderyn Detector in Rust: Catch Division-Before-Multiplication Bugs in Solidity
Smart contractsMay 15, 2025

Write a Custom Aderyn Detector in Rust: Catch Division-Before-Multiplication Bugs in Solidity

8 min read
Fuzzing + Formal Verification: Two Layers That Catch What Manual Audits Miss
Smart contractsFeb 21, 2024

Fuzzing + Formal Verification: Two Layers That Catch What Manual Audits Miss

16 min read
Cut Your Audit Cost by 30%: The Pre-Audit Prep Checklist for Protocol Teams
Audit opsFeb 20, 2024

Cut Your Audit Cost by 30%: The Pre-Audit Prep Checklist for Protocol Teams

11 min read
How to protect your DeFi protocol from MEV: A full-stack defense guide
Attack vectorsMar 16

How to protect your DeFi protocol from MEV: A full-stack defense guide

12 min read