Unchecked Blocks in Solidity (Gas Optimization & Security Risks)
2024-09-04
Learn about Solidity's unchecked blocks, their purpose for gas optimization, security trade-offs, and best practices with code examples.
302 words
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2 minutes
Arithmetic Overflow & Underflow in Solidity (With Examples & Fixes).
2024-09-04
Learn Solidity arithmetic overflow and underflow with code examples, version differences, and security fixes. Includes vulnerable <0.8.0 contracts and safe >=0.8.0 implementations.
308 words
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2 minutes
Thor vs Hulk & Iron Man - Arithmetic Overflow & Underflow in Solidity
2024-09-04
Thor challenges Hulk’s rage and Iron Man’s power suit to explain arithmetic overflow & underflow in Solidity. Includes vulnerable code, exploits, and fixes.
1844 words
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9 minutes
Doctor Strange vs Dormammu - Reentrancy Exploit in Solidity (CEI Case Study).
2024-09-03
Doctor Strange traps Dormammu in a time loop to explain Solidity’s reentrancy exploit. Learn how reentrancy works, how attackers drain treasuries, and how CEI + ReentrancyGuard fix it.
1565 words
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8 minutes
