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Early warnings
SZB-a1fa653984

Polymarket confirms cyberattack on third-party provider after outages

Status
Corroborated, not yet confirmed by the vendor
Kind
Security outage
Vendor
Polymarket
Product
International trading platform
First seen

Summary

Polymarket experienced outages beginning at 2pm EST on Thursday. The company later attributed the downtime to a compromise involving an unnamed third-party provider.

If you use Polymarket

Check Polymarket's official status page or announcements for recovery updates

Verify any account or wallet activity for unexpected changes

Watch for phishing messages that reference the outage

What the sources say 9

· Bluesky: “Polymarket Pauses Trading as Prediction Market Investigates Security Incident” Source

· Bluesky: “Polymarket said on Thursday it had restored trading after a temporary halt prompted by a security incident involving a third-party provider, and that it would fully reimburse affected traders.” Source

· Bluesky: “Polymarket temporarily suspends trading on international platform due to security incident” Source

· Bluesky: “Polymarket temporarily suspends trading on international platform due to security incident” Source

· Bluesky: “Polymarket temporarily suspends trading on international platform due to a "security incident".” Source

· The Record: “The company suffered outages starting at 2pm EST on Thursday and eventually attributed the downtime to a compromise involving an unnamed provider.” Source

· Bluesky: “Polymarket Suspends International Trading Following Security Incident” Source

· Bluesky: “POLYMARKET TEMPORARILY SUSPENDS TRADING ON INTERNATIONAL PLATFORM DUE TO SECURITY INCIDENT” Source

· Bluesky: “Polymarket temporarily suspends trading on international platform due to security incident” Source