VISHAL KUMAR SINGH
@thisvishalsingh
VISHAL KUMAR SINGH
@thisvishalsingh
Independent Security Researcher and Chief Engineer at ZippelLabs
Independent Security Researcher and Chief Engineer at ZippelLabs
Solidity
Rust
Ethereum
Cryptography
Security Engineering
Mumbai, India
Intro
Hey! thisvishalsingh here!
I'm an Independent Security Researcher.
Solidity, Rust, Go, Circom, even Cairo: I find bugs in any language!
Ethereum, Solana, even Bitcoin: I find bugs in any stack!
Public Profile
- Cantina x Spearbit: https://cantina.xyz/u/thisvishalsingh
- Sherlock: https://audits.sherlock.xyz/watson/thisvishalsingh
Contact me via
Protocols Secured
| Project | Project review type | Date |
|---|---|---|
| Solayer | Infrastructure - Solana Bridge (Rust) | 2025 |
| Clementine | Infrastructure - zk Bridge on Bitcoin (Rust) | 2025 |
| Citrea | Infrastructure - zkRollup on Bitcoin (Rust) | 2025 |
| Space & Time | Infrastructure - zk (Rust, Solidity) | 2025 |
| Genius Foundation | Infrastructure - Solana Bridge (Rust, typescript, Solidity) | July 2025 |
| Telcoin Network | Infrastructure - EVM L1 (Rust) | June 2025 |
| Succinct | Infrastructure - zk (Solidity) | July 2025 |
| Nitro Labs / solaxy | Infrastructure - Solana VM & rollup (Rust) | June 2025 |
| Alchemix v3 | Smart Contract - Solidity | May 2025 |
| DefiApp | Smart contract - Staking (Solidity) | February 2025 |
| FarcasterAttestation | Smart contract/Infrastructure - Solidity | January 2025 |
| AAve v3.3 | Smart contract - Solidity | January 2025 |
| Daoo | Smart contract - Solidity | January 2025 |
| Chorus One / ton-pool-contracts | Staking contract - TON Blockchain(FunC) | January 2025 |
| Stakeup-Bloom-v2 | Smart contract - LST & Lending (Solidity) | January 2025 |
| Sorella Labs-Angstrom | Smart contract-AMM | November 2024 |
| InfinityPools | Smart contract-AMM | October 2024 |
| Panoptic | Smart contract-AMM | October 2024 |
| Decent - 0ft4626 | Smart contract-Cross Chain | September 2024 |
| Zerolend One | Smart contract-Lending | August 2024 |
| Winnables Raffles | Smart contract-NFT | August 2024 |
| Tadle | Smart contract | August 2024 |
| LoopFi | Smart contract-Lending | July 2024 |
| RadicalxChange | Smart contract | March 2024 |
| Napier | Smart contract | February 2024 |
Learnings & Side-projects
| Project | Type | Date | Link |
|---|---|---|---|
| my-bridge | Rust, solana, bridge | 2025 | https://github.com/this-vishalsingh/my-bridge |
| ZK Book | Cryptography | January-M1 & Novemeber-M2 2024 | Rareskills-ZK-book |
| Smart Contract Security | Solidity | February 2024 | Smart-Contract-Security-&-Auditing-Course |
| Smart Contract Development | Solidity | January 2024 | Smart-Contract-Development-Course |
| DeFi & Solidity | Solidity | December 2023 | Solidity |
| Ethereum | Ethereum | 2023 | Mastering Ethereum |