A renewed Five Eyes’ warning about potential Russian cyberattacks. The FBI warns of the threat of ransomware attacks against the agriculture sector. REvil may be back in business. Carole Theriault shares insights on bug bounty programs. Our own Rick Howard checks in with Zack Barack from Coralogix on where things stand with XDR. And beware of threats of Facebook account suspension.

For links to all of today's stories check out our CyberWire daily news briefing:
https://thecyberwire.com/newsletters/daily-briefing/11/77

Selected reading.
Russian State-Sponsored and Criminal Cyber Threats to Critical Infrastructure
US and allies warn of Russian hacking threat to critical infrastructure
REvil's TOR sites come alive to redirect to new ransomware operation (
FBI Warns of Ransomware Attacks on Farming Co-ops During Planting, Harvest Seasons (
Phishing Site on Facebook Domain Used to Steal Credentials