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Bug Bounty Programs 2025

Explore all HackenProof’s programs below or filter the tech stack you work best with: let the bug hunt begin!

Total bug bounty200+
In bounties paid out$15.737.700
Total received reports25 000+
arrowHidden Gems
Triaged by Hackenproof
Router Smart Contract
up to$200,000
Started date:11 Jul 2022
Last updated:23 Apr 2025
Scope review:53911
Paid$0
up to$200,000
Triaged by Hackenproof
Dexalot Web & Mobile
up to$10,000
Started date:15 May 2023
Last updated:23 Apr 2025
Scope review:31250
Paid$500
up to$10,000
Triaged by Hackenproof
Asymetrix Web
up to$10,000
Started date:25 Apr 2023
Last updated:23 Apr 2025
Scope review:35126
Paid$0
up to$10,000
Triaged by Hackenproof
OORT Protocol
up to$100,000
Started date:05 Mar 2024
Last updated:29 Apr 2025
Scope review:25031
Paid$0
up to$100,000
Account Abstraction Bugs
up to$250,000
Started date:16 Sep 2024
Last updated:20 Mar 2025
Scope review:13299
Paid$22,000
up to$250,000
Triaged by Hackenproof
Layer3 Smart Contracts
up to$500,000
Started date:15 Aug 2024
Last updated:23 Apr 2025
Scope review:8709
Paid$4,500
up to$500,000
Added: Oldest to Newest
Added: Newest to Oldest
Updated at: Oldest to Newest
Updated at: Newest to Oldest
Max Bounties: Low to High
Max Bounties: High to Low
237 Results
Triaged by Hackenproof
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Cronos Smart Contracts
This bug bounty program is focused on smart contracts and decentralised applications in Cronos blockchain with the emphasis on any vulnerabilities causing unintentional withdrawal/draining of funds/loss of user funds. The program covers key projects in the Cronos ecosystem, including VVS Finance, Tectonic, and other DeFi projects. Cronos is the EVM chain running in parallel to the Cronos POS Chain (https://cronos-pos.org). It aims to massively scale the DeFi and decentralised application (DApp) ecosystem, by providing developers with the ability to instantly port apps from Ethereum and EVM-compatible chains.
Started date: 28 Mar 2024Last updated: 19 Mar 2025Scope review: 22361
up to $250,000
Triaged by Hackenproof
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Zest Protocol Smart Contracts
Zest Protocol is a Bitcoin lending protocol. Zest Protocol operates on-chain and is open-source. Zest Protocol exists to make Bitcoin productive. All of it. The protocol strives to create a vibrant borrowing and lending ecosystem around BTC the asset. For more information about Zest Protocol, please visit https://www.zestprotocol.com/. Zest Protocol provides rewards in USDC/T on Ethereum, denominated in USD. For more details about the payment process, please view the Rewards by Threat Level section further below.
Started date: 26 Mar 2024Last updated: 23 Apr 2025Scope review: 24912
up to $100,000
Triaged by Hackenproof
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MetaMask Validator Staking Smart Contracts
MetaMask is a self-custodial wallet used to manage your identity, digital assets and explore web3. This program covers Staking in [MetaMask Portfolio Validator Staking.](https://hackenproof.com/redirect?url=http://portfolio.metamask.io) Users stake 32 ETH and receive rewards in return. Deposits, claiming rewards, requesting withdrawals, provisionsing/deprovisioning of validator keys by the operator, and dispatching of rewards/fees are all executed by/via the [Kiln On-Chain (v1) smart contracts ](https://hackenproof.com/redirect?url=http://github.com/kilnfi/staking-contracts) deployed without a proxy.
Started date: 18 Mar 2024Last updated: 19 Mar 2025Scope review: 27533
up to $700,000
Triaged by Hackenproof
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Poloniex Web & API
The legendary crypto exchange since 2014.
Started date: 15 Mar 2024Last updated: 19 Mar 2025Scope review: 23544
up to $5,000
Triaged by Hackenproof
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Tokenize Xchange Web & Mobile
Asia's Leading Digital Assets Exchange
Started date: 14 Mar 2024Last updated: 19 Mar 2025Scope review: 17489
up to $5,000
Triaged by Hackenproof
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Polygon POS
Polygon Labs develops Ethereum scaling solutions for Polygon protocols. Polygon Labs engages with other ecosystem developers to help make available scalable, affordable, secure and sustainable blockchain infrastructure for Web3.
Started date: 29 Feb 2024Last updated: 19 Mar 2025Scope review: 27097
up to $1,000,000
Triaged by Hackenproof
Hidden Gem
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OORT Protocol
A decentralized cloud for privacy and cost savings. Integrate global compute and storage resources & provide AI solutions to enhance business operations.
Started date: 05 Mar 2024Last updated: 29 Apr 2025Scope review: 25031
up to $100,000
Triaged by Hackenproof
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Shido Network - Protocol
Shido Network is a leading Layer 1 Proof-of-Stake Network with high speed and infinite scalability. Shido Network is built on Tendermint core and seamlessly interoperable with the Cosmos Ecosystem. Leveraging both EVM and WASM execution we are enabling developers to choose environment.
Started date: 23 Feb 2024Last updated: 19 Mar 2025Scope review: 17391
up to $10,000
Triaged by Hackenproof
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Deepcoin Web & MobileNEW
Deepcoin is the most innovative crypto asset exchange in the world！
Started date: 01 Jun 2025Last updated: 14 Apr 2025Scope review: 43142
up to $5,000
Triaged by Hackenproof
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Civic Smart Contracts
Civic Pass Platform is a multichain, wallet-agnostic identity and access management solution (IAM) for smart contracts, dApps, and Web2 companies entering blockchain.
Started date: 21 Feb 2024Last updated: 19 Mar 2025Scope review: 23830
up to $20,000