Mango Markets, a decentralized exchange (DEX) on the Solana blockchain, is closing down after facing legal problems.The platform faced a settlement with the SEC for selling unregistered tokens and paid a $700,000 fine.Mango Markets suffered a major exploit in 2022, losing over $100 million, which further damaged its reputation.After months of legal issues, Mango Markets decided to close, ending its operations in early 2025.