Those who ignore history are doomed to repeat it! Study the largest list anywhere on the internet of hacks, frauds, and scams that involve cryptocurrency exchanges!

Sometimes stablecoins just aren't stable. The list below is limited to hacks, scams, and frauds involving stablecoins. Click here to view all hacks, scams, and frauds.

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Want to beef up your security/fraud understanding and contribute back to the blockchain community by helping compile cases? Please reach out to info@quadrigainitiative.com.

2023

May 2023 - Deus Finance (DEI Stablecoin) Burn Vulnerability - $6.5m (Global)   Feb 2023 - Platypus Finance Unchecked Stablecoin Collateral - $8.5m (Global)

2022

Dec 2022 - Defrost Finance V2 Reentrancy Exploit - $174k (Global)   Oct 2022 - OlympusDAO Bond Contract Exploited - $292k (Global)   Aug 2022 - Acala Network aUSD Infinite Mint Depegging - $6.2m (Global) Aug 2022 - Curve Finance DNS Hijacking - $Unknown (Global)   Jul 2022 - MetaMask Large USDC/USDT Theft Setana0 - $88k (Global)   Jun 2022 - CoinFlex flexUSD Stablecoin Depegs - $120m (Global)   May 2022 - DEI Stablecoin Depegging - $74.539m (Global) May 2022 - Luna Terra Algorithmic Stablecoin Crash - $55b (Global)   Apr 2022 - DeusDao Muon Price Manipulation Hack - $Unknown (Global) Apr 2022 - BondAppetite Stablecoin Peg Lost - $Unknown (Global) Apr 2022 - Beanstalk Farms Stablecoin Hack - $182m (Global)   Mar 2022 - Circle HubSpot Data Breach - $Unknown (United States) Mar 2022 - OpenDAO USDO Stable Coin Collapses - $24.349m (Global)   Feb 2022 - Flurry Finance Vault Flash Loan Attack - $251k (Global) Feb 2022 - Compound Finance Live Critical Vulnerability - $0k (Global)   Jan 2022 - Float Protocol Rari Capital Weak Oracle - $250k (Global)

2021

Dec 2021 - Bent Finance Malicious Balance Injection - $1.78m (Global) Dec 2021 - Charge DeFi Flash Loan Attack - $1.16m (Global) Dec 2021 - OlympusDAO V2 Migration Scams - $20k (Global) Dec 2021 - Hinge Romance Scam Niki Hutchinson - $390k (United States) Dec 2021 - 8ight Finance Private Key Leak - $1.75m (Global)   Nov 2021 - Coffin Dollar Stablecoin Depegs - $2.212m (Global) Nov 2021 - Curve Finance Governance Attack - $46m (Global) Nov 2021 - Saddle Finance MetaSwap Nerve/Synapse Bridge Exploit - $8.2m (Global)   Aug 2021 - Curve Bribe Exploit - $117k (Global) Aug 2021 - Punk Protocol Reinitialized - $8.95m (Global) Aug 2021 - Zerogoki Price Oracle Compromised - $670k (Global) Aug 2021 - Wault Finance Stablecoin Peg Logic Error - $816k (Global)   Jul 2021 - Midas Dollar V2 Peg Not Established - $Unknown (Global)   Jun 2021 - SafeDollar Reward Logic Exploited - $250k (Global) Jun 2021 - StableMagnet Exit Scam - $27m (Global) Jun 2021 - SharedStake TimeLock Vulnerabilities - $500k (Global) Jun 2021 - Eleven Finance Logic Exploit - $4.8m (Global) Jun 2021 - SafeDollar First Exploit - $95k (Global) Jun 2021 - Alchemix alETH "Rug Put" - $6.53m (Global) Jun 2021 - Iron Finance Titan Stablecoin Collapses - $2b (Global) Jun 2021 - Unified Stable Dollar Suspended - $35k (Global)   May 2021 - BEarnFi BVaults Exploited - $17.939m (Global) May 2021 - BDollar V2 (BDOV2) Dollar Fails To Peg - $34.096m (Global) May 2021 - Iron Finance Irony - $11m (Global)   Apr 2021 - Midas Dollar Peg Lost - $1.733m (Global) Apr 2021 - Monster Slayer Finance Rug Pull - $2.317m (Global)   Mar 2021 - bDollar (BDO) Stablecoin Peg Lost - $120m (Global) Mar 2021 - Iron Finance Burned - $170k (Global) Mar 2021 - Kava Labs Accounting Logic Error - $0k (Global) Mar 2021 - Curve Finance V1 Vulnerability - $0k (Global)   Jan 2021 - Dynamic Set Dollar Peg Lost - $Unknown (Global) Jan 2021 - freeLiquid USDFL Stablecoin Peg Lost - $Unknown (Global) Jan 2021 - Stand Cash Stablecoin Not Stable - $20m (Global)

2020

Dec 2020 - One Cash Finance Not Stable - $5.6m (Global) Dec 2020 - Empty Set Dollar Stablecoin Collapse - $200k (Global)   Nov 2020 - Compound Price Feed Error - $4m (Global)   Oct 2020 - Curve Finance Google Phish - $231k (Global) Oct 2020 - DeFi Saver/imToken DAI Reduction - $310k (Global) Oct 2020 - AmplyFi.Money Exit Scam - $885k (Global)   Sep 2020 - Swerve Finance Swerves Finely - $8m (Global) Sep 2020 - Soft Yearn (SFYI) Rebase Exploit - $250k (Global)   Jul 2020 - MMM BSC Multi-Level Marketing Scheme - $5m (Global) Jul 2020 - Forsage Multi Level Marketing Scheme - $874.673m (Global)   Jun 2020 - MakerDao Web3 DeFi Phishing - $100k (Global) Jun 2020 - Atomic Loans Close Call - $0k (Canada)   May 2020 - LMEX Stock Exchange - $150k (China) May 2020 - Bitcoin Backed tBTC Stuck - $0k (Global)   Apr 2020 - Curve Finance SUSD Vulnerability - $0k (Global)   Mar 2020 - MakerDao Abnormal Liquidations - $8.3m (Global)   Feb 2020 - Nexus Mutual Fund Pool Vulnerable - $0k (Global)   Jan 2020 - Curve Drainable Hack - $0k (Global)

2019

Nov 2019 - BitUSD Stablecoin Depegged - $Unknown (Global)   Oct 2019 - MakerDao Auction Lack of Validation - $7m (Global)   Sep 2019 - DDEX Exchange Price Manipulation - $0k (Global)   Jun 2019 - Synthetix Oracle Theft Incident - $37m (Global)   May 2019 - MakerDAO Governance Vulnerability - $100m (Global)

2018

Dec 2018 - Basecoin Shut Down By SEC - $0k (United States)   Nov 2018 - Tether Fake Android Wallet - $Unknown (Global)   Mar 2018 - NuBits Stablecoin Depegged - $70.51m (Global)

2017

Nov 2017 - Tether USDT Token Theft - $30.95m (Global)

If you know of a cryptocurrency exchange hack, scam, or fraud event which is not on our list, or see any information that is out of date or needing update, please send us an email or join the discussion!

 For questions or enquiries, email info@quadrigainitiative.com.

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