About me

Security researcher with over 2 years of experience identifying and mitigating critical vulnerabilities in high-profile blockchain protocols. I have consistently secured top 5 rankings in numerous contests on platforms such as Cantina, Sherlock, and Cyfrin.

Contests

Protocol	Findings	Language	Platform	Rank
Farcaster-Attestation	4H, 4M	Solidity	Cantina	2rd
Goat Tech	3H, 2M	Solidity	Cantina	3rd
Gamma	1M	Solidity	Sherlock	3rd
MorphL2	1H, 3M	Solidity	Sherlock	4th
Biconomy: Nexus	2H, 1M	Solidity	Codehawks	4th
Liquid Ron	1M	Solidity	Code4rena	10th
Mantra Dex	2H, 4M	Rust/Cosmwasm	Code4rena	11th
Solayer-bridge	2H, 2M	Rust/Solana	Cantina	12th
Liquidity-book-vaults	6M	Solidity	Cantina	29th
Asymmetry	2H	Solidity	Code4rena	-
Popcorn	1H	Solidity	Code4rena	-

Private audits

Protocol	Language	Provider	Report
Yuga NFT Mirror	Solidity	GuardianAudits	Link
Synthetix TLX	Solidity	GuardianAudits	Link
Orderly Network	Rust/Solana	GuardianAudits	Link
Matrixdock	Rust/Solana	Cyfrin	Soon
Deriverse	Rust/Solana	Cyfrin	Link
Alto lending	Solidity	Bail sec	Soon
NMT Smart wallet	Solidity	Burra sec	Private
Paymonade	Solidity	Bail sec	Soon
Supra Bridge	Solidity	Supra Labs	Private
ArtTech	Solidity	Art.Tech	Link
ClizaAi	Solidity	Cliza.ai	Private

Judging

Protocol	Role
Superform-core	Lead Judge

Immunefi findings

Vulnerability	Severity	Protocol
Wrong interest rate calculation	High	UniLend
Bypassing modify Blacklist function	Medium	Aura Finance
Persistent DOS to stakeListing function	Medium	Arkham
Owner can steal all user funds	Medium	Davos
lend() function always return minted tokens equal to zero	Low	UniLend
The availableReward function may return a higher available reward than actual available reward.	Low	Aspida
Wrong use of assembly builtin function	Low	Hyperlane
Revert during calling claim function even when listing is closed	Low	Arkham
createCanonicalERC20Wrapper reverts on right erc20 implementation	Low	Superfluid
Unchecked low level call	Low	Aurora
Wrong emission of event	Informational	Revest
Wrong implementation of supportsInterface()	Informational	Revest

Contacts

I am available for smart contract security consulting. Reach out to me on:

• Twitter - @0xRajkumar
• Discord - 0xRajkumar#1861