Writing

Protocol mechanics, attack surfaces, and infrastructure notes drawn from hands-on research and engineering — written for Korean and English readers.

Tokamak Network en + ko

Titan Rollup Interval Optimization

Reducing Titan rollup cost by increasing the rollup interval. Eleven months of on-chain data showed the rollup operation running at a net loss of roughly 5 ETH; this analysis works out how far the L2 transaction and state-root intervals can be stretched before security assumptions start to bend.

L2 Optimistic Rollup Rollup Economics Tokamak Network
Shipped alongside: Layer 2 Deployment Target Comparison →

Planned / In progress

Account Abstraction Signing Models, Compared

Planned

ERC-4337 UserOperations vs Safe + ERC-1271 contract signatures + EIP-6492 pre-deploy validation + session keys — which signing model to reach for, and why.

Account Abstraction ERC-4337 ERC-1271 EIP-6492

Audit Pattern Recognition: Recurring Bug Classes Across 25+ DEX and Lending Forks

Planned

What auditing 13 DEX and 12 lending implementations of the same primitives teaches you — the swap-path and liquidation bug classes that keep reappearing across forks.

Security Audit DeFi Solidity

Designing an AI-Native Memory Primitive: Graph + Event Log vs RAG

Planned

Why agent memory built on a knowledge graph with an immutable event log beats markdown files and re-embedding — O(1) lookups, atomic updates, and token-aware retrieval.

AI Engineering MCP Knowledge Graph Agents