Upbit Halts Withdrawals After $36M Solana Wallet Breach

[kevin1]

South Korea’s largest crypto exchange, Upbit, froze deposits and withdrawals after detecting $36 million in unauthorized transfers from a Solana-network hot wallet. Cold-wallet reserves remain untouched, and trading continues while the exchange conducts a full security review.

[Abdul Khan]

Halting withdrawals is painful but necessary during active breach containment.

[Rimon Khan]

Another reminder that hot wallets remain high-risk attack vectors.