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Bug Bounty Programs 2026

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

Total bug bounty400+
In bounties paid out$26 000 000+
Total received reports85 000+
arrowHidden Gems
Triaged by HackenProof
NiceHash Mining platform
up to$25,000
Started date:22 Jun 2023
Last updated:12 Jun 2026
Scope review:81353
Paid$410
up to$25,000
Triaged by HackenProof
CoinW Web & Mobile
up to$2,000
Started date:22 Mar 2024
Last updated:12 Jun 2026
Scope review:55893
Paid$145,700
up to$2,000
Triaged by HackenProof
Scallop Protocol (Smart Contract)
up to$300,000
Started date:05 Mar 2025
Last updated:12 Jun 2026
Scope review:59862
Paid$300
up to$300,000
Triaged by HackenProof
Cube Exchange Web
up to$10,000
Started date:13 Mar 2025
Last updated:12 Jun 2026
Scope review:53663
Paid$10,600
up to$10,000
Triaged by HackenProof
GMGN Web & Mobile
up to$1,000,000
Started date:17 Mar 2025
Last updated:12 Jun 2026
Scope review:60019
Paid$4,550
up to$1,000,000
Triaged by HackenProof
Cetus Web
up to$10,000
Started date:08 Apr 2026
Last updated:12 Jun 2026
Scope review:31410
Paid$1,470
up to$10,000
Triaged by HackenProof
Sweed Web
up to$2,000
Started date:09 Sep 2025
Last updated:12 Jun 2026
Scope review:49692
Paid$2,350
up to$2,000
Triaged by HackenProof
STBL Web
up to$10,000
Started date:16 Oct 2025
Last updated:12 Jun 2026
Scope review:45773
Paid$0
up to$10,000
Triaged by HackenProof
Volo Web
up to$5,000
Started date:16 Oct 2025
Last updated:12 Jun 2026
Scope review:41902
Paid$0
up to$5,000
Triaged by HackenProof
BitKan Web & Mobile
up to$500
Started date:10 Dec 2025
Last updated:12 Jun 2026
Scope review:45263
Paid$852
up to$500
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
316 Results
Triaged by HackenProof
program image
ENDED
Pumb Tacsk
The First Ukrainian International Bank is one of the leading Ukrainian banks, largely owned by Rinat Akhmetov associated SCM Holdings.
Started date: 02 Jul 2024Last updated: 25 May 2026Submissions: 8
up to $2,000 Paid: 300
OTHER
WEB
Triaged by HackenProof
program image
LIVE
Bluefin Web
Decentralized perpetuals with blazing-fast settlement, backed by @Polychain, BH Digital, SIG, and Tower Research.
Started date: 01 Jul 2024Last updated: 12 Jun 2026Submissions: 78
up to $5,000 Paid: 0
SUI ECOSYSTEM
WEB
Triaged by HackenProof
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ENDED
Goby Wallet
A Web3 wallet on #Chia Network.
Started date: 25 Jun 2024Last updated: 25 May 2026Submissions: 27
up to $10,000 Paid: Private
WALLET
WEB
Triaged by HackenProof
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LIVE
Aptos Network
Aptos is a next-generation Layer 1 blockchain. Aptos’ breakthrough technology and programming language, Move, are designed to evolve, improve performance and strengthen user safeguards. The Aptos Foundation ("Aptos", "we", or "us") welcomes feedback from security researchers and the general public to help improve the security of the Aptos Network, and, at its sole discretion, offers bounty rewards ("Rewards") for security reports that identify previously unknown, in-scope security vulnerabilities.
Started date: 06 Jun 2024Last updated: 10 Jun 2026Submissions: 379
up to $250,000 Paid: 1795500
L1/L2
BLOCKCHAIN
SMART CONTRACT
MOVE
RUST
Triaged by HackenProof
program image
LIVE
CoinEx Web & Mobile
CoinEx is a global cryptocurrency exchange committed to making crypto trading easier.
Started date: 30 May 2024Last updated: 13 May 2026Submissions: 108
up to $10,000 Paid: 12400
CEX
WEB
APPS
Triaged by HackenProof
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ENDED
TON
Web sites, web apps and telegram mini-apps operated by TON Foundation.
Started date: 21 May 2024Last updated: 15 Jun 2026Submissions: 161
up to $5,000 Paid: 2400
TELEGRAM APP
WEB
Triaged by HackenProof
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ENDED
Telegram Apps Center
Community-driven catalog of applications developed by third-party developers. This bug bounty program is focused on https://t.me/tapps itself and TON apps which are listed within this bot.
Started date: 21 May 2024Last updated: 16 Jun 2026Submissions: 105
up to $1,500 Paid: 10150
TELEGRAM APP
WEB
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ENDED
KuCoin
KuCoin is a global cryptocurrency exchange for numerous digital assets and cryptocurrencies. Launched in September 2017, KuCoin has grown into one of the most popular crypto exchanges and already has over 8 million registered users across 207 countries and regions around the world.
Started date: 14 Jul 2022Last updated: 25 May 2026Submissions: 299
up to $1,000,000 Paid: 163050
APPS
WEB
Triaged by HackenProof
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LIVE
Unitus V2 Smart Contracts
The next-generation multi-chain money market connecting assets, bridging Chains. Unitus aims to become a cross-chain and omni money market, connecting liquidity across the globe, encompassing both crypto and real-world assets, and spanning the realms of on-chain and off-chain ecosystems. For more details, please visit https://unitus.finance/, https://app.unitus.finance
Started date: 10 May 2024Last updated: 13 May 2026Submissions: 185
up to $50,000 Paid: 0
LENDING
SMART CONTRACT
SOLIDITY
Triaged by HackenProof
program image
LIVE
DeXe Protocol Smart Contracts
Is an innovative infrastructure of 50+ smart contracts for building and governing effective DAOs.
Started date: 15 Jan 2024Last updated: 04 Jun 2026Submissions: 244
up to $500,000 Paid: 0
DAPP
SMART CONTRACT
SOLIDITY