取引所インシデント

IZAKA-YA stated that suspected illicit-fund inflows or money-laundering signals had been identified in some transactions and that affected accounts were temporarily restricted from transfers and withdrawals while being investigated. The operator stated that this was not a uniform platform-wide halt and that ordinary transfers and withdrawals could also take longer during enhanced monitoring.

MANTRA Chain halted block production and froze endpoints and transactions while investigating a security incident later isolated to its Cosmos EVM module. MANTRA said two wallet addresses were affected, no user funds were exploited, and a patched release and coordinated restart were being prepared.

Reuters reported that the U.S. Treasury sanctioned Shelbit, founder Siavash Kayvanpour and associated companies, alleging that Shelbit processed digital assets for Iran-linked sanctioned actors including the IRGC.

At the BitradeX Tokyo Summit, the CEO acknowledged that some users had experienced withdrawal delays and said certain accounts were subject to withdrawal restrictions while the platform reviewed them for abnormal trading behavior; BitradeX said trading and withdrawal services for the majority of users were operating normally.

Bitget announced that it would cease serving residents of Japan, stop new registrations after 2026-08-03, place affected accounts in close-only mode from 2026-11-01, and forcibly close remaining positions from 2026-12-31 while keeping withdrawals available.

Boltz disabled all swap services after reporting a sustained increase in automated AI-assisted probing, several contained exploits, and internal security-scan findings that made a responsible restart untenable. Cooperative and non-cooperative refund paths and customer support remained available.

BitradeX said account functions in more than 10 countries and regions had returned to normal while accounts in some other countries and regions were still undergoing system adaptation and functional repair.

BitMart announced phased restrictions beginning July 26, 2026, a stop to spot, futures, and other trading services on August 26, 2026, and planned termination of trading-platform operations on January 31, 2027.

Dango announced that trading would halt on 29 July 2026 at 12:00 UTC and that the Dango Layer 1 network would stop on 13 August 2026 at 12:00 UTC.

Dubai's Virtual Assets Regulatory Authority said Shelbit General Trading L.L.C had continued providing virtual-asset services without a valid licence, onboarding users without required KYC checks and marketing services without authorisation. VARA imposed financial penalties and directed the entity to cease all unlicensed virtual-asset activities in or from Dubai immediately.

BitMEX announced that exchange services will end on 23 September 2026 at 04:00 UTC. New account registrations stopped immediately, and reduce-only limits are scheduled from 26 August during the wind-down.

The company operating Odos announced that the application would move to read-only mode on 27 July 2026 and that all company-operated services would shut down permanently on 30 July 2026.