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Ukraine claims to have taken down a massive Russian bot farm. Russian cyber operations may have been premature. A report says Emergency Alert Systems might be vulnerable to hijacking. The Mirai botnet may have a descendant. Adam Flatley from Redacted with a look back at NotPetya. Ryan Windham from Imperva takes on Bad Bots. Attacks on a cryptocurrency exchange attempt to bypass 2FA. Solana cryptocurrency wallets looted.\n\nFor links to all of today's stories check out our CyberWire daily news briefing:\nhttps://thecyberwire.com/newsletters/daily-briefing/11/149\n\nSelected reading.\nUkraine takes down 1,000,000 bots used for disinformation (BleepingComputer)\nDid Russia mess up its cyberwar with Ukraine before it even invaded? (Washington Post)\xa0\nSo RapperBot, What Ya Bruting For? (Fortinet Blog)\nGaming Respawned (Akamai)\nCoinbase Attacks Bypass 2FA (Pixm Anti-Phishing)\nThousands of Solana wallets drained in multimillion-dollar exploit (TechCrunch)\nThousands of Solana Wallets Hacked in Crypto Cyberattack (Wall Street Journal)\xa0\nSolana, USDC Drained From Wallets in Attack (Decrypt)\xa0\nOngoing solana attack targets thousands of crypto wallets, costing users more than $5 million so far (CNBC)\xa0\nSolana and Slope Confirm Wallet Security Breach (Crypto Briefing)\nHow Hackers Target Bridges Between Blockchains for Crypto Heists (Wall Street Journal)\nLearn more about your ad choices. Visit megaphone.fm/adchoices