18 articles

📰 Dev.to · Heemin Kim

Articles from Dev.to · Heemin Kim · 18 articles · Updated every 3 hours · View all reads

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Automating Smart Contract Security in Your CI/CD Pipeline
Dev.to · Heemin Kim 1d ago
Automating Smart Contract Security in Your CI/CD Pipeline
"I'll Just Scan Before Deployment" — That Mindset Is the Problem Running security checks...
Slither vs Mythril vs Semgrep: Which Smart Contract Scanner Should You Use?
Dev.to · Heemin Kim 1d ago
Slither vs Mythril vs Semgrep: Which Smart Contract Scanner Should You Use?
Why You Need Multiple Tools Each tool uses a fundamentally different...
Introduction to Smart Contract Security
Dev.to · Heemin Kim 1d ago
Introduction to Smart Contract Security
Code Is Law — and Bugs Lose Money When a traditional web application has a bug, developers...
Smart Contract Security Audit Checklist
Dev.to · Heemin Kim 1d ago
Smart Contract Security Audit Checklist
Before deploying a smart contract to mainnet, run through this checklist. Catching one critical issue...
Proxy Pattern Vulnerabilities: UUPS, Transparent, and Diamond
Dev.to · Heemin Kim 1d ago
Proxy Pattern Vulnerabilities: UUPS, Transparent, and Diamond
Upgradeability is one of the most requested features in smart contract development and one of the...
Flash Loan Attacks: A Complete Breakdown
Dev.to · Heemin Kim 1d ago
Flash Loan Attacks: A Complete Breakdown
Test content
How Access Control Mistakes Led to $1.4B in Losses
Dev.to · Heemin Kim 1d ago
How Access Control Mistakes Led to $1.4B in Losses
How Access Control Mistakes Led to $953M in Losses As of 2025, the #1 loss category in...
Integer Overflow in Solidity 0.8+: Are We Really Safe?
Dev.to · Heemin Kim 1d ago
Integer Overflow in Solidity 0.8+: Are We Really Safe?
The Beauty Chain (BEC) token overflow in April 2018 minted 10^58 tokens from nothing, instantly...
Cross-Chain Bridge Security: Why Bridges Are the Biggest Target in 2026
Dev.to · Heemin Kim 1d ago
Cross-Chain Bridge Security: Why Bridges Are the Biggest Target in 2026
On March 23, 2022, the Ronin bridge lost $625 million. The attacker didn't break any cryptography or...
Front-Running and MEV: What Solidity Developers Need to Know
Dev.to · Heemin Kim 1d ago
Front-Running and MEV: What Solidity Developers Need to Know
In April 2021, a single Ethereum transaction paid $2.6 million in gas fees (reported by Flashbots)....
Oracle Manipulation Attacks: Chainlink vs TWAP vs Custom Feeds
Dev.to · Heemin Kim 1d ago
Oracle Manipulation Attacks: Chainlink vs TWAP vs Custom Feeds
In October 2022, Mango Markets lost $117M in under an hour. The attacker didn't find a bug in the...
Top 5 Solidity Vulnerabilities in 2026
Dev.to · Heemin Kim 1d ago
Top 5 Solidity Vulnerabilities in 2026
Smart contract exploits cost the DeFi ecosystem over $1.7 billion in 2024, and the trend continued...
Anatomy of a DeFi Hack: Reentrancy Deep Dive
Dev.to · Heemin Kim 2d ago
Anatomy of a DeFi Hack: Reentrancy Deep Dive
Reentrancy is the exploit that launched a thousand audits. The DAO hack of 2016 resulted in a $60M...
Reentrancy: From The DAO to Euler Finance
Dev.to · Heemin Kim 2d ago
Reentrancy: From The DAO to Euler Finance
Reentrancy: From The DAO to Euler Finance The single vulnerability class that has drained...