Alex The Entreprenerd (GalloDaSballo)

Twitter /Github /Youtube

Elite Solidity Security Researcher & Developer, specialized in DeFi and Invariant Testing.

Work

Recon

Founder & CEO at Recon - Invariant testing platform for smart contracts. Helping developers build, test, and deploy safer code through automated security testing.

• $3B+ Protected in TVL
• 12,500+ Cloud fuzzing runs
• Manual security audits by experienced researchers
• Cloud-based fuzzing supporting Medusa, Echidna, Halmos, and Kontrol

Side Projects

Daily Warden

Smart contract security contest aggregator. Tracks active contests across Code4rena, Sherlock, Cantina, Immunefi, and more.

• 1,500+ Subscribers
• Daily email
• Most read daily newsletter for smart contract security

One Bug Per Day

Curated vulnerability learning platform publishing bug reports from top auditors and researchers daily.

• 450+ Members
• New bug report daily

Audit Contest Achievements

Competitive security researcher with multiple top placements across leading audit platforms.

• $20M+ saved from exploits on live contracts
• $500K+ awarded in contest and bounty wins

Top Contest Wins

• Tapioca DAO - 1st Place (Jul 2023) - $21,082.74 USDC | 6 Highs, 19 Mediums
• BASE - 1st Place
• Optimism Fault Proofs - 2nd Place (Mar 2024) - $35,478.23 USDC | 2 Mediums
• Blast - 10th Place (Jan 2024) - $40,646.95 USDC | 1 High, 2 Mediums

Recognition

• Top 50 whitehat by winnings | C4 Blue Captain | LSR At Spearbit | OG Warden | Greatest Judge in C4 history
• 2x 1st Place, 5x 2nd Place, 3x 3rd Place wins
• 10 Top-3 finishes across platforms
• 27 Top-10 rankings

Open Source

Active contributor to the smart contract security ecosystem. Maintainer of security tools, audit reports, and research projects on GitHub.

Recon-Fuzz Organization - Fuzzing tools, templates, and smart contract testing frameworks.

Handpicked Open Source Contributions

Recon-Fuzz Projects

• chimera (134⭐) - Smart Contract Property-Based Testing Framework
• create-chimera-app (43⭐) - Solidity Invariant Testing Starter Repo for Foundry Tests with Echidna, Medusa and Halmos
• recon-extension (15⭐) - Extension to Scaffold, Run and Debug Invariant Tests

Personal Projects

• fair-selling (19⭐) - Work toward trustless token swapping via on-chain pricing and automated swaps
• badger-onchain-rewards (8⭐) - Generalized on-chain reward mechanism enabling retroactive token distribution

To all the whitehats, we salute you