• Dapps:16.23K
  • Blockchains:78
  • Active users:66.47M
  • 30d volume:$303.26B
  • 30d transactions:$879.24M

Security Breach at DMM Bitcoin Exchange

user avatar

by Giorgi Kostiuk

2 years ago


Today, the prominent cryptocurrency exchange DMM Bitcoin experienced a security breach, resulting in the unauthorized exposure of 4,502.9 BTC, valued at around 48.2 billion yen. This breach has unsettled the cryptocurrency community and investors.

Prompt Response and Service Halts

DMM Bitcoin acted swiftly by suspending various services including new account vetting, cryptocurrency withdrawals, and leveraged trading order placements. The exchange now only facilitates selling orders for spot trading to swiftly stabilize the situation.

Furthermore, DMM Bitcoin faced allegations of a potential hack with reports suggesting a theft of $300 million in Bitcoin. To reassure users, the exchange pledged to procure an equivalent amount of Bitcoin to cover the leaked funds, with the support of its affiliated companies.

Reassurance and Regulatory Adherence

Emphasizing compliance with Japanese laws mandating the segregation of company and customer assets, DMM Bitcoin employs robust security practices, storing over 95% of customer funds in cold wallets.

Despite these precautions, the recent breach raises concerns about the security of both hot and cold storage systems. This incident draws parallels to the 2018 case where Coincheck lost NEM tokens worth 58 billion yen, prompting regulatory enhancements by the Financial Services Agency.

As DMM Bitcoin faces this crisis, the cryptocurrency industry closely monitors the broader implications of such security breaches.

0

Rewards

chest
chest
chest
chest

More rewards

Discover enhanced rewards on our social media.

chest

Other news

AI Integration in Bybit's Financial Infrastructure

chest

Bybit is deploying artificial intelligence as a core infrastructure to improve efficiency, rolling out AI4SE in 2026 to enhance risk management and lower operational costs.

user avatarLuis Flores

ByCustody Institutional-Grade Asset Protection

chest

Bybit introduces ByCustody, an institutional custody framework designed to enhance asset protection for clients.

user avatarArif Mukhtar

RUDR TOKEN Launches New Compute Settlement Function

chest

RUDR TOKEN has officially launched a new compute settlement function to enhance resource management and settlement processes.

user avatarMaria Gutierrez

OpenAI Refines Models Based on User Feedback

chest

OpenAI is refining its models based on user feedback to improve conversational quality and user satisfaction.

user avatarDavid Robinson

OpenAI Announces Retirement of GPT4o and Other Models

chest

OpenAI announces the retirement of several ChatGPT models, including GPT4o, to focus on newer versions like GPT5.

user avatarAndrew Smith

Agreement Ensures Economic Stability and Continuity of Services

chest

The agreement prevents substantial economic disruption and ensures continuity of essential government functions.

user avatarJacob Williams

Important disclaimer: The information presented on the Dapp.Expert portal is intended solely for informational purposes and does not constitute an investment recommendation or a guide to action in the field of cryptocurrencies. The Dapp.Expert team is not responsible for any potential losses or missed profits associated with the use of materials published on the site. Before making investment decisions in cryptocurrencies, we recommend consulting a qualified financial advisor.