On the eve of the holiday season, officials in many countries issue warnings and take action against cybercrime.

CISA issues joint Cybersecurity Advisory on Citrix Bleed. Law enforcement takes down "pig butchering" operations. Altman will return to OpenAI. Israeli honeypots deployed during the war. A renaissance in electronic warfare. And a response in the form of countermeasures. Ihab Shraim, Chief Technology Officer at CSC, shares how the growing popularity of AI is giving cybercriminals a new avenue to take advantage of some of the largest companies in the world. And online safety during the holidays. For links to all of today's stories check out our CyberWire daily news briefing: https://thecyberwire.com/newsletters/daily-briefing/12/223 Selected reading. CISA issues joint Cybersecurity Advisory on Citrix Bleed. (CyberWire) Cyber Scam Organization Disrupted Through Seizure of Nearly $9M in Crypto (U.S. Department of Justice) China Rounds Up 31,000 Suspects in Sweeping ‘Pig-Butchering’ Crackdown (Wall Street Journal) OpenAI Says Sam Altman to Return as CEO (Wall Street Journal) Altman Agrees to Internal Investigation Upon Return to OpenAI (Information) Sam Altman, OpenAI Board Open Talks to Negotiate His Possible Return (Bloomberg) Before Altman’s Ouster, OpenAI’s Board Was Divided and Feuding (New York Times) Altman Argued With OpenAI Board Member Toner Before Ouster (Information) The Invisible War in Ukraine Being Fought Over Radio Waves (New York Times) Exclusive: This pizza box-sized equipment could be key to Ukraine keeping the lights on this winter (CNN) Commercial Flights Are Experiencing 'Unthinkable' GPS Attacks and Nobody Knows What to Do (Vice) Shopping securely on Black Friday (and beyond). (CyberWire) Learn more about your ad choices. Visit megaphone.fm/adchoices