Exchange record
Poloniex
Long-running centralized cryptocurrency exchange launched in the United States and later operated as a global platform after ownership changes. Poloniex suffered a major hot-wallet compromise on November 10, 2023, temporarily suspended deposits and withdrawals, and began restoring those services on November 30, 2023.
Registry sequence
Key facts
URL handling
Summary
Long-running centralized cryptocurrency exchange launched in the United States and later operated as a global platform after ownership changes. Poloniex suffered a major hot-wallet compromise on November 10, 2023, temporarily suspended deposits and withdrawals, and began restoring those services on November 30, 2023.
Timeline
Poloniex underwent an acquisition-related ownership change.
Poloniex leadership spun the exchange out of Circle into Polo Digital Assets, Ltd., continuing operations outside Circle.
Poloniex suffered a major hot-wallet security incident involving a private-key compromise and losses reported above USD 100 million across multiple networks.
Poloniex temporarily suspended deposit and withdrawal services while it investigated the hot-wallet compromise and upgraded wallet and security infrastructure.
Poloniex announced that deposit and withdrawal services would resume from November 30, 2023 following nearly twenty days of suspension and security remediation.