Gamdom Crypto Casino Hacked: Millions Lost in Hot Wallet Breach
AI-GENERATEDCrypto casino Gamdom suffered a major security breach on October 13, with estimated losses ranging from $3 million to $4.2 million after a hot wallet attack.
The cryptocurrency gambling sector is facing another major security crisis as the popular platform Gamdom was forced offline following a targeted attack on its digital infrastructure. What was initially described as a potential hardware issue quickly escalated into a multi-million dollar theft. On October 13, unusual movements were detected on the platform's wallets across various blockchains, including Ethereum, Solana, and Tron. The management responded by taking the site down to prevent further drainage of assets.
The nature of the breach is particularly concerning for industry experts. Investigators discovered that an unauthorized connection had been established to an automation server. This specific server had direct access to the casino's hot wallets, which are digital wallets connected to the internet to facilitate rapid withdrawals and daily transactions. Such systems are prime targets for hackers because, unlike cold storage solutions kept offline, they offer a direct point of entry. Founder Felix Romer eventually addressed the situation publicly, confirming significant losses.
Numbers and facts
The exact financial impact remains a point of contention between the operator and independent analysts. Felix Romer stated that Gamdom lost just over $3 million in the breach. However, he emphasized that the team had halted the outflow and secured remaining assets. In contrast, on-chain investigator vxdb estimated the total damage at $4.208 million. This figure is distributed across several cryptocurrencies: $2.2 million on EVM-compatible networks, $965,000 on Solana, $668,000 in Bitcoin, and approximately $375,000 on the Tron blockchain.
"We have fully ran all checks & are now preparing to bring Gamdom back up – this process will take a couple of hours. Long story short, we noticed a breach attacking our hot wallet system & we took measures to stop the drain, in total we lost just over $3m to the breach." - Felix Romer, Founder of Gamdom
Data from the Fairgambling tracker illustrated the scale of the movement: on October 12, monitored wallets held roughly $10.5 million, but this dropped to just $76,000 the following day. A significant portion of this decrease likely represents the internal security measure of moving user funds into secure cold storage rather than direct theft.
Background
The Gamdom incident follows a pattern of attacks against crypto-native gambling sites, similar to the recent exploit of competitor Duelbits. The vulnerability often lies in the automation server infrastructure required to process thousands of transactions per minute. Once hackers compromise these central units, they can bypass security protocols intended for manual oversight. Gamdom initially attributed the downtime to a disk failure on October 13, but the transparency of blockchain data forced a more detailed admission by October 15, as recovery efforts took longer than anticipated.
Why it matters for German players
For players in Germany, this event serves as a stark warning. Platforms like Gamdom typically operate without a license from the German Federal Treasury (GGL). This means the rigorous security standards of the State Treaty on Gambling 2021 (GlüStV 2021) do not apply. Users of such platforms face the risk of total loss through hacks and have no legal recourse in case of disputes or withheld payments.
Regulated German providers must protect their IT systems according to the highest standards and undergo regular audits by the GGL. Furthermore, protective mechanisms such as the 1,000 Euro monthly deposit limit, monitored via the LUGAS system, and the 1 Euro per spin limit on virtual slots are mandatory. These rules not only protect against addiction but also ensure that providers are financially stable and do not engage in risky crypto practices with player deposits. Playing at unregulated crypto casinos essentially means operating in a lawless environment.
What it means for GGL-licensed casinos
Casinos with a German GGL license are required to prove a strict separation between operational funds and player balances. Crypto wallets, as used by Gamdom, are generally not permitted for GGL-licensed operators, as payments must flow through traceable accounts and transparent payment service providers. A hot wallet hack of this nature is technically almost impossible for a legal German provider due to these banking-grade security requirements. The Gamdom incident will likely encourage the GGL to further intensify its efforts against illegal crypto casinos to protect German consumers from such financial disasters.
Frequently asked questions
How much money was stolen in the Gamdom hack?
Estimates vary between sources. Founder Felix Romer reported losses of just over $3 million, while on-chain analyst vxdb calculated the damage to be $4.208 million.
Are player balances at Gamdom safe?
The operator claims that all user funds are secure as the remaining assets were moved to cold storage. However, the site remained in recovery mode for days, preventing user access.
How did the hackers gain access to the wallets?
The attackers exploited an unauthorized connection to an automation server. This server was linked to the platform's hot wallets, enabling the theft of cryptocurrencies.
Which cryptocurrencies were affected by the theft?
Multiple blockchains were impacted, including Bitcoin, Solana, Tron, and several Ethereum-compatible networks. The largest losses occurred within the Ethereum ecosystem, totaling about $2.2 million.
Is it legal to play at Gamdom from Germany?
No, Gamdom does not hold a GGL license and is considered an illegal provider in the German market. German players should only use sites listed on the official whitelist that comply with GlüStV 2021.
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About the author

Lisa Lustich
Editor-in-chief & casino tester
Lisa Lustich has been testing German-language online casinos since 1997 and runs the Lustich.de newsroom. More than 400 published reviews, certified player-protection advisor (BZgA training, 2019).
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