Luigi D'Onorio DeMeo, the COO of Avalanche blockchain development company Ava Labs, is presumed to have had his Twitter account hacked, according to blockchain security and data analytics company Peckshield. The compromised account has been promoting a suspicious Solana-based meme coin, urging followers to send cryptocurrency to a specified wallet address. Security experts advise users to exercise caution and refrain from interacting with the compromised account or the promoted meme coin.