🚨 Brazilian streamer Fraternidade Crypto became a victim of unsecured cryptocurrency self-storage, losing thousands of dollars due to accidentally revealing his private key during a live broadcast on YouTube. The channel owner, Ivan Bianco, accidentally revealed a text file with the key to his MetaMask wallet containing a significant amount of Polygon (MATIC). One of the spectators used the key and stole all 86,000 MATIC, worth about $50,000.