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Zealynx research

Security Research.

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

48 results for "Zealynx"

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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
Quadratic Funding Explained: Ethereum Security QF Round and Zealynx Academy
NewsApr 23

Quadratic Funding Explained: Ethereum Security QF Round and Zealynx Academy

14 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
Zealynx Client Portal: Real-Time Audit Tracking, Secure File Sharing & Direct Collaboration
NewsOct 7, 2025

Zealynx Client Portal: Real-Time Audit Tracking, Secure File Sharing & Direct Collaboration

3 min read
Who is Zealynx? Why DeFi teams choose our top-tier smart contract audits
NewsSep 2025 · Updated Apr 2026

Who is Zealynx? Why DeFi teams choose our top-tier smart contract audits

7 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
How a Zealynx Intern Won a Top‑10 Sherlock Audit in 3 Steps
NewsJun 20, 2025

How a Zealynx Intern Won a Top‑10 Sherlock Audit in 3 Steps

12 min read
Can’t Afford a Smart Contract Audit? 7 Options | Zealynx
Audit opsJul 2026 · Updated Oct 2026

Can’t Afford a Smart Contract Audit? 7 Options | Zealynx

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

Why Learning Web3 by Building Beats Watching Videos

12 min read
Inside the ETHSecurity Badge: Recognition from TheDAO Fund and What It Means
NewsMay 14

Inside the ETHSecurity Badge: Recognition from TheDAO Fund and What It Means

10 min read
The Web3 Founder's Survival Guide: Everything No Engineering Curriculum Teaches
IndustryMay 11

The Web3 Founder's Survival Guide: Everything No Engineering Curriculum Teaches

16 min read
EthCC 2026 Cannes: Security Guide for Web3 Builders
IndustryMar 19

EthCC 2026 Cannes: Security Guide for Web3 Builders

9 min read
EthCC[9] in Cannes: Which Security Tracks Actually Matter for Protocol Teams
IndustryMar 11

EthCC[9] in Cannes: Which Security Tracks Actually Matter for Protocol Teams

14 min read
Pre-audit readiness engine: how Krait catches 12 findings that cost teams 30% more
NewsMay 12

Pre-audit readiness engine: how Krait catches 12 findings that cost teams 30% more

16 min read
Why TypeScript Audits Are Critical for Web3 Security & DeFi dApp Protection
AI securitySep 10, 2025

Why TypeScript Audits Are Critical for Web3 Security & DeFi dApp Protection

5 min read
Code4rena Is Winding Down. Your Audit Plan Is Out of Date
Audit opsNov 6

Code4rena Is Winding Down. Your Audit Plan Is Out of Date

19 min read
When Staking Rewards Spend User Principal
ResearchOct 29

When Staking Rewards Spend User Principal

15 min read
When Operator Approval Stops Meaning Consent
ResearchOct 15

When Operator Approval Stops Meaning Consent

18 min read
When Every Check Passes but a Protocol Is Underbacked
ResearchSep 1

When Every Check Passes but a Protocol Is Underbacked

20 min read
Web3 Security Communities in 2026: Where Developers, Auditors, and Founders Actually Level Up
IndustryJul 8

Web3 Security Communities in 2026: Where Developers, Auditors, and Founders Actually Level Up

8 min read
Agentic DeFi security: when AI agents control treasury, trading, and liquidations
AI securityJun 1

Agentic DeFi security: when AI agents control treasury, trading, and liquidations

21 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
What Happens During a Smart Contract Audit: Week-by-Week Process
Audit opsMay 25

What Happens During a Smart Contract Audit: Week-by-Week Process

18 min read
Uniswap v4 hook attacks: 4 exploit patterns with PoCs
DeFi analysisMay 25

Uniswap v4 hook attacks: 4 exploit patterns with PoCs

25 min read
The Web2 blind spot: Why audited smart contracts get hacked
AI securityMay 22

The Web2 blind spot: Why audited smart contracts get hacked

27 min read
EIP-7702 wallet security: what auditors check after Pectra
Smart contractsMay 18

EIP-7702 wallet security: what auditors check after Pectra

27 min read
Indirect prompt injection: the Web3 agent attack chain
AI securityMay 15

Indirect prompt injection: the Web3 agent attack chain

26 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
OWASP Smart Contract Top 10 2026: changes and audit guide
IndustryMay 4

OWASP Smart Contract Top 10 2026: changes and audit guide

29 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
Why AI security needs pentesting, red teaming, and audits together
AI securityApr 7

Why AI security needs pentesting, red teaming, and audits together

20 min read
How to Harden an MCP Server Before It Becomes a Master Key to Your Infrastructure
AI securityApr 1

How to Harden an MCP Server Before It Becomes a Master Key to Your Infrastructure

21 min read
AI trading bot security: 5 critical attack vectors in DeFi
AI securityMar 30

AI trading bot security: 5 critical attack vectors in DeFi

21 min read
When AI controls DeFi vaults, prompt injection becomes remote code execution
AI securityMar 25

When AI controls DeFi vaults, prompt injection becomes remote code execution

16 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
Solana Audit Guide 2026: Firedancer, Token-2022, and Localized DoS
Smart contractsFeb 2026 · Updated May 2026

Solana Audit Guide 2026: Firedancer, Token-2022, and Localized DoS

9 min read
OpenClaw Security Guide: Prompt Injection, Malicious Skills, Hardening
AI securityJan 2026 · Updated Apr 2026

OpenClaw Security Guide: Prompt Injection, Malicious Skills, Hardening

19 min read
DeFi Audit Process 2026: Secure Code with AI Tools
Audit opsSep 15, 2025

DeFi Audit Process 2026: Secure Code with AI Tools

8 min read
Long-Lived Agents: Delayed Execution Risk
AI securityMay 27

Long-Lived Agents: Delayed Execution Risk

14 min read
ERC-4337 Smart Accounts: Six Failure Modes We're Already Seeing in Audits
Smart contractsMar 12

ERC-4337 Smart Accounts: Six Failure Modes We're Already Seeing in Audits

14 min read
Smart Contract Audit Cost in 2026, Exact Pricing for Tokens, DeFi, and Bridges
Audit opsJan 2026 · Updated May 2026

Smart Contract Audit Cost in 2026, Exact Pricing for Tokens, DeFi, and Bridges

11 min read
EIP-7702 Security: 5 Delegate Contract Bugs and the Fix for Each
Smart contractsOct 25

EIP-7702 Security: 5 Delegate Contract Bugs and the Fix for Each

18 min read
ERC-20 Transfers Need Three Proofs, Not One
ResearchOct 12

ERC-20 Transfers Need Three Proofs, Not One

16 min read