🚀 Fresh news from Ember Protocol
A new bounty target is now live: Ember EVM Smart Contracts
Ember Protocol is the first structured vaults platform on Sui, offering non-custodial and permissionless vaults that tokenize yield and fund strategies across DeFi, CeFi, and Web2 to help users access curator-managed, risk-adjusted returns.
💰 You will be rewarded based on these tiers:
- Critical: $10,000 - $15,000
- High: $5,000
🔥 Ready to hunt? Start here
A new bounty target is now live: Ember EVM Smart Contracts
Ember Protocol is the first structured vaults platform on Sui, offering non-custodial and permissionless vaults that tokenize yield and fund strategies across DeFi, CeFi, and Web2 to help users access curator-managed, risk-adjusted returns.
💰 You will be rewarded based on these tiers:
- Critical: $10,000 - $15,000
- High: $5,000
🔥 Ready to hunt? Start here
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✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with Dexalot is now live.
- Reward pool: Up to $7,000
- End Date: 6 April 2026
- Scope: Smart Contract
- Last Audit: by @hackenclub
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with Dexalot is now live.
- Reward pool: Up to $7,000
- End Date: 6 April 2026
- Scope: Smart Contract
- Last Audit: by @hackenclub
Join the contest now!
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✅ Flipcash is now live on HackenProof
Researchers can earn up to $250,000 for a critical finding.
ℹ️ About Flipcash
Flipcash is a new platform for creating digital currencies. One of its key differentiators is that every currency comes with guaranteed USD liquidity from day one. This liquidity is managed by Flipcash’s autonomous on-chain smart contract, the Reserve Contract.
💸 The challenge
Flipcash is offering $250,000 USD to the first researcher who can successfully steal BigBeautifulBounty — a test currency created on Flipcash — from the Reserve Contract on Solana.
There is also a $50,000 referral bonus for anyone who refers a researcher who submits a valid, payout-eligible finding.
Once you’re ready, join the bounty hunt here
Researchers can earn up to $250,000 for a critical finding.
ℹ️ About Flipcash
Flipcash is a new platform for creating digital currencies. One of its key differentiators is that every currency comes with guaranteed USD liquidity from day one. This liquidity is managed by Flipcash’s autonomous on-chain smart contract, the Reserve Contract.
💸 The challenge
Flipcash is offering $250,000 USD to the first researcher who can successfully steal BigBeautifulBounty — a test currency created on Flipcash — from the Reserve Contract on Solana.
There is also a $50,000 referral bonus for anyone who refers a researcher who submits a valid, payout-eligible finding.
Once you’re ready, join the bounty hunt here
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🚀 Big news from Sui!
A new bounty target is live:
Bella Ciao — next-generation Sui VM execution layer rewrite with enhanced performance and new Move capabilities — offers a wide range of bounties:
- Critical: $100,000 - $1,000,000
- High: $10,000 - $50,000
- Medium: $5,000 - $10,000
- Low: $2,500 - $5,000
🔥 Ready to hunt? Start here
A new bounty target is live:
Bella Ciao — next-generation Sui VM execution layer rewrite with enhanced performance and new Move capabilities — offers a wide range of bounties:
- Critical: $100,000 - $1,000,000
- High: $10,000 - $50,000
- Medium: $5,000 - $10,000
- Low: $2,500 - $5,000
🔥 Ready to hunt? Start here
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✅ PUMB has been listed on HackenProof:
The project rewards up to $2,000 per critical bug.
ℹ️ About PUMB:
PUMB — First Ukrainian International Bank
💸 PUMB bug bounty rewards hackers according to these tiers:
- Critical: $1,000 - $2,000
- High: $700 - $900
- Medium: $200 - $500
- Low: $50 - $100
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $2,000 per critical bug.
ℹ️ About PUMB:
PUMB — First Ukrainian International Bank
💸 PUMB bug bounty rewards hackers according to these tiers:
- Critical: $1,000 - $2,000
- High: $700 - $900
- Medium: $200 - $500
- Low: $50 - $100
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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✅ idOS has been listed on HackenProof:
The project rewards up to $10,000 per critical bug.
ℹ️ About idOS:
idOS is a decentralized storage and access management network specifically designed to store user data.
💸 idOS bug bounty rewards hackers according to these tiers:
- Critical: $10,000
- High: $5,000
- Medium: $2,000
- Low: $200
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $10,000 per critical bug.
ℹ️ About idOS:
idOS is a decentralized storage and access management network specifically designed to store user data.
💸 idOS bug bounty rewards hackers according to these tiers:
- Critical: $10,000
- High: $5,000
- Medium: $2,000
- Low: $200
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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✅ [New Blog Article]
We’ve launched a new blog series focused on Move smart contract security, written by Alex, Security Analyst at HackenProof.
The series explores how Move protocols are exploited in practice, where the language’s guarantees end, and which security risks auditors, researchers, and builders should pay close attention to.
Topics covered in the series include:
• the limits of the Move security model
• capability and access control bugs
• arithmetic and economic attack patterns
• chain-specific risks on Sui, Aptos, and Supra
• upgrades, oracles, and cross-module interactions
• vulnerability patterns found in real audit data
📖 Part 1 is now live
We invite you to read it and share it with others interested in Move security.
We’ve launched a new blog series focused on Move smart contract security, written by Alex, Security Analyst at HackenProof.
The series explores how Move protocols are exploited in practice, where the language’s guarantees end, and which security risks auditors, researchers, and builders should pay close attention to.
Topics covered in the series include:
• the limits of the Move security model
• capability and access control bugs
• arithmetic and economic attack patterns
• chain-specific risks on Sui, Aptos, and Supra
• upgrades, oracles, and cross-module interactions
• vulnerability patterns found in real audit data
📖 Part 1 is now live
We invite you to read it and share it with others interested in Move security.
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✅ [New bug bounty] @AML_GROUP has been listed on HackenProof:
The project rewards up to $1,500 per critical bug.
ℹ️ About AMLBot:
AMLBot is an online assessment service for crypto addresses and transactions, founded in 2019 by a team of RegTech specialists in accordance with FATF international recommendations.
💸 AMLBot bug bounty rewards hackers according to these tiers:
- Critical: $500 - $1,500
- High: $200
- Medium: $100
- Low: $50
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $1,500 per critical bug.
ℹ️ About AMLBot:
AMLBot is an online assessment service for crypto addresses and transactions, founded in 2019 by a team of RegTech specialists in accordance with FATF international recommendations.
💸 AMLBot bug bounty rewards hackers according to these tiers:
- Critical: $500 - $1,500
- High: $200
- Medium: $100
- Low: $50
Once you’re ready, click here to join the bounty hunt!
#new_bounty
✅ [New bug bounty] Lendvest has been listed on HackenProof:
The project rewards up to $30,000 per critical bug.
ℹ️ About Lendvest:
Lendvest Smart Staking Lendvest Smart Staking is a matched Ethereum (ETH) staking strategy that lowers downside risk for leveraged staking while also getting users more out of staking yields.
💸 Lendvest bug bounty rewards hackers according to these tiers:
- Critical: $5,000 - $30,000
- High: $1,000 - $5,000
- Medium: $250 - $1,500
- Low: $25 - $500
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $30,000 per critical bug.
ℹ️ About Lendvest:
Lendvest Smart Staking Lendvest Smart Staking is a matched Ethereum (ETH) staking strategy that lowers downside risk for leveraged staking while also getting users more out of staking yields.
💸 Lendvest bug bounty rewards hackers according to these tiers:
- Critical: $5,000 - $30,000
- High: $1,000 - $5,000
- Medium: $250 - $1,500
- Low: $25 - $500
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with eStorm is now live.
- Reward pool: Up to $2,500
- End Date: 08 Apr 2026
- Scope: Smart Contract
- Last Audit: by @hackenclub
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with eStorm is now live.
- Reward pool: Up to $2,500
- End Date: 08 Apr 2026
- Scope: Smart Contract
- Last Audit: by @hackenclub
Join the contest now!
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✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with @overlayerfi is now live.
- Reward pool: Up to $6,000
- End Date: 10 April 2026
- Scope: Smart Contract
- Last Audit: by @hackenclub
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with @overlayerfi is now live.
- Reward pool: Up to $6,000
- End Date: 10 April 2026
- Scope: Smart Contract
- Last Audit: by @hackenclub
Join the contest now!
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✅ [New bug bounty] Ample has been listed on HackenProof:
The project rewards up to $20,000 per critical bug.
ℹ️ About Ample:
Ample, built by Layer3, is a prize-linked savings product where deposits stay intact while generated yield is used to fund weekly payouts.
💸 Ample bug bounty rewards hackers according to these tiers:
- Critical: $20,000
- High: $5,000
- Medium: $1,000
- Low: $500
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $20,000 per critical bug.
ℹ️ About Ample:
Ample, built by Layer3, is a prize-linked savings product where deposits stay intact while generated yield is used to fund weekly payouts.
💸 Ample bug bounty rewards hackers according to these tiers:
- Critical: $20,000
- High: $5,000
- Medium: $1,000
- Low: $500
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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✅ [New bug bounty] @cetusprotocol has been listed on HackenProof:
Target in scope: Web
The project rewards up to $10,000 per critical bug.
ℹ️ About Cetus:
Cetus is a pioneer DEX and concentrated liquidity protocol. Its mission is to build a powerful and flexible underlying liquidity network to make trading easier for any users and assets.
💸 Cetus bug bounty rewards hackers according to these tiers:
- Critical: $10,000
- High: $5,000
- Medium: $1,000
- Low: $100
Once you’re ready, click here to join the bounty hunt!
#new_bounty
Target in scope: Web
The project rewards up to $10,000 per critical bug.
ℹ️ About Cetus:
Cetus is a pioneer DEX and concentrated liquidity protocol. Its mission is to build a powerful and flexible underlying liquidity network to make trading easier for any users and assets.
💸 Cetus bug bounty rewards hackers according to these tiers:
- Critical: $10,000
- High: $5,000
- Medium: $1,000
- Low: $100
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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🚀 Good news from @zestprotocol!
A new bounty target is live:
Zest Protocol Smart Contracts — a Bitcoin lending protocol built on Stacks — offers a wide range of bounties:
- Critical: $20,000 - $100,000
- High: $1,000 - $20,000
🔥 Ready to hunt? Start here!
A new bounty target is live:
Zest Protocol Smart Contracts — a Bitcoin lending protocol built on Stacks — offers a wide range of bounties:
- Critical: $20,000 - $100,000
- High: $1,000 - $20,000
🔥 Ready to hunt? Start here!
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✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with KiiChain is now live.
- Reward pool: Up to $10,000
- End Date: 08 June 2026
- Scope: Protocol / Smart contracts
- Last Audit: @hackenclub
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with KiiChain is now live.
- Reward pool: Up to $10,000
- End Date: 08 June 2026
- Scope: Protocol / Smart contracts
- Last Audit: @hackenclub
Join the contest now!
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✅ Good news from Citrea!
New bounty targets are now live, including GaugeVotes proxy & implementation, xCTR proxy & implementation, CTR, CitreaTokenOFTAdapter, and CitreaTokenOFT on Base, BSC, and Ethereum.
ℹ️ About Citrea:
Citrea is the first rollup that enhances the capabilities of Bitcoin’s blockspace with zero-knowledge technology.
💰 Bounty rewards:
- Low: up to $1,000
- Medium: up to $3,000
- High: up to $25,000
- Critical: up to $250,000
Ready to hunt? Start here
New bounty targets are now live, including GaugeVotes proxy & implementation, xCTR proxy & implementation, CTR, CitreaTokenOFTAdapter, and CitreaTokenOFT on Base, BSC, and Ethereum.
ℹ️ About Citrea:
Citrea is the first rollup that enhances the capabilities of Bitcoin’s blockspace with zero-knowledge technology.
💰 Bounty rewards:
- Low: up to $1,000
- Medium: up to $3,000
- High: up to $25,000
- Critical: up to $250,000
Ready to hunt? Start here
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✅ [New bug bounty] @hyper_bridge has been listed on HackenProof:
The project rewards up to $50,000 per critical bug.
ℹ️ About Hyperbridge:
Hyperbridge is a trust-free cross-chain protocol that enables blockchains to securely exchange messages using cryptographic proofs instead of centralized multisig committees.
💸 Hyperbridge bug bounty rewards hackers according to these tiers:
- Critical: $30,000 - $50,000
- High: $5,000 - $15,000
- Medium: $2,000 - $5,000
- Low: $200 - $1,000
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $50,000 per critical bug.
ℹ️ About Hyperbridge:
Hyperbridge is a trust-free cross-chain protocol that enables blockchains to securely exchange messages using cryptographic proofs instead of centralized multisig committees.
💸 Hyperbridge bug bounty rewards hackers according to these tiers:
- Critical: $30,000 - $50,000
- High: $5,000 - $15,000
- Medium: $2,000 - $5,000
- Low: $200 - $1,000
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with Digbi2121 is now live.
- Reward pool: Up to $1,000
- End Date: 23 May 2026
- Scope: Smart contract
- Last Audit: by @hackenclub
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with Digbi2121 is now live.
- Reward pool: Up to $1,000
- End Date: 23 May 2026
- Scope: Smart contract
- Last Audit: by @hackenclub
Join the contest now!
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✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with @sundialprotocol is now live.
- Reward pool: Up to $2,000
- End date: June 4, 2026
- Scope: Web&dApp
- Last Audit: by @hackenclub
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with @sundialprotocol is now live.
- Reward pool: Up to $2,000
- End date: June 4, 2026
- Scope: Web&dApp
- Last Audit: by @hackenclub
Join the contest now!
✅ [New DualDefense Contest]
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with ADI Foundation is now live.
- Reward pool: Up to $10,000
- End Date: June 12, 2026
- Scope: Smart contract
Join the contest now!
A fresh challenge just dropped on HackenProof!
The DualDefense Contest with ADI Foundation is now live.
- Reward pool: Up to $10,000
- End Date: June 12, 2026
- Scope: Smart contract
Join the contest now!
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✅ [New bug bounty] SuperEarn has been listed on HackenProof:
The project rewards up to $30,000 per critical bug.
ℹ️ About SuperEarn:
SuperEarn is a stablecoin yield orchestration protocol built on top of Kaia.
💸 SuperEarn bug bounty rewards hackers according to these tiers:
- Critical: $5,000 - $30,000
- High: $2,000 - $10,000
- Medium: $300 - $2,000
- Low: $100 - $500
Once you’re ready, click here to join the bounty hunt!
#new_bounty
The project rewards up to $30,000 per critical bug.
ℹ️ About SuperEarn:
SuperEarn is a stablecoin yield orchestration protocol built on top of Kaia.
💸 SuperEarn bug bounty rewards hackers according to these tiers:
- Critical: $5,000 - $30,000
- High: $2,000 - $10,000
- Medium: $300 - $2,000
- Low: $100 - $500
Once you’re ready, click here to join the bounty hunt!
#new_bounty
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