Zealynx research
Security Research.
Public write-ups on the bugs, patterns, and protocols we audit. Engineer-to-engineer, no fluff.
14 results for "Payments"
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Agent Payment Security: 20 Checks Before You Ship
14 min read
x402 Security: 5 Ways a Paid API Gets Drained (and the Fix for Each)
16 min read
Still building? What to settle before you scope an audit
14 min read
Real-Life Denial of Service Attacks on Smart Contracts
10 min read
When Every Check Passes but a Protocol Is Underbacked
20 min read
Agentic DeFi security: when AI agents control treasury, trading, and liquidations
21 min read![EthCC[9] in Cannes: Which Security Tracks Actually Matter for Protocol Teams](/_next/image?url=%2Fpost%2Fethcc-security-guide%2Fcover.png&w=3840&q=75&dpl=dpl_FUcsRmYjbSXjoKrQiwmzDBh7r78L)
EthCC[9] in Cannes: Which Security Tracks Actually Matter for Protocol Teams
14 min read
Tokenizing Intellectual Property on EVM: Solidity Patterns for Programmable IP Rights
9 min read
When Staking Rewards Spend User Principal
15 min read
OWASP ASI04 Explained: Agentic Supply Chain Attacks
OWASP Agentic Top 10 · Part 4 of 10
DAO governance attacks: how flash loans and vote manipulation drain treasuries
21 min read
GameFi Security Checklist: 55+ Critical P2E Exploit Checks
20 min read