2025’s biggest crypto hacks: From exchange breaches to DeFi exploits
Protos takes a look back at 2025's biggest, strangest, and most significant crypto hacks. Have we learned anything?
Results for Hack, DeFi
63 stories, newest first
Is an AI hacker targeting old DeFi projects in $5M spree?
Old Ribbon Finance, Yearn Finance and Rari Capital contracts were hacked. Are attackers using AI to scan for missed opportunities in DeFi?
Yearn hacker loses $2.4M of $9M loot as tokens burned from wallet
The hacker behind Sunday evening’s $9M exploit of DeFi yield farm Yearn Finance lost $2.4M when 850 pxETH was burned from their wallet.
Balancer exploit drains $129M in DeFi disaster
The exploit, which hit Balancer's v2 liquidity pools on multiple blockchains, reportedly affected projects that "forked" the exchange's code.
Ledger faces backlash for charging fees on ‘free’ security upgrade
Ledger fine print revealed that the “free” service would cost $10 per transaction or 0.05% of the amount transferred, on top of gas costs.
EXCLUSIVE: ‘Code is Law’ documentary explores the void between DeFi and law
Code Is Law: Crypto’s Unstoppable Heists, out tomorrow, explores why very few crypto hackers ever appear in court.
SwissBorg CEO blames $41M loss on staking partner Kiln
The attacker was seemingly given authority to withdraw $41 million from Kiln while unstaking $200,000 worth of SOL.
Fears of $27M Venus Protocol hack turn out to be phishing attack on power user
The Venus Protocol user signed a malicious delegation transaction, granting the attacker's contract control over their deposited funds.
Uniswap ‘hook’ Bunni hacked for over $8M after precision bug exploited
According to the Bunni website, the app “maximizes liquidity provider profits in all market conditions.” Today’s losses suggest otherwise.
Just another day in DeFi: A hack, a rug-pull, and $10M saved
The DeFi sector is a financial frontier zone, home to some of crypto’s riskiest experiments. As such, chaos isn’t the exception but the rule.