It’s not yet known how many decentralized apps (dapps) were/are affected, or how much money has been lost. Anecdotal reports on social media suggest the exploit is widespread. Blockaid, a blockchain security firm, said upwards of $150,000 in crypto had been lost due to this unique “supply chain attack” on Ledger’s Connect Kit, which is deployed across the decentralized finance (DeFi) ecosystem.