U.K. Man Accuses Estranged Wife of Stealing $172 Million in Bitcoin Using CCTV Footage
A U.K. Resident, Ping Fai Yuen, has launched a legal battle against his estranged wife, Fun Yung Li, alleging she stole approximately $172 million worth of Bitcoin by secretly obtaining the recovery phrase to his digital wallet through covert surveillance of their home. The case, currently unfolding in the High Court of England and Wales, raises complex questions about the application of traditional property law to the rapidly evolving world of cryptocurrency and highlights the vulnerabilities inherent in securing digital assets. The alleged theft, which occurred in August 2023, involved 2,323 Bitcoin, currently valued at over $74,000 per coin, a significant increase from the roughly $60 million it was worth at the time of the alleged crime.
The dispute centers around a Trezor cold wallet, a hardware device designed for secure cryptocurrency storage. Yuen claims his wife used CCTV cameras installed within their residence to observe him as he accessed and secured the wallet, ultimately discovering the crucial recovery phrase – a series of words that allows access to the Bitcoin even if the hardware device is lost or damaged. This phrase, according to court filings, was then used to transfer the substantial Bitcoin holdings without Yuen’s knowledge or consent. The case is particularly noteworthy as it tests the boundaries of existing legal frameworks in addressing the unique challenges posed by digital asset theft. CoinDesk first reported on the case.
The Alleged Theft and Legal Challenges
According to court documents, Yuen became aware of the missing Bitcoin in August 2023, after discovering that the 2,323 BTC had been transferred from his wallet and subsequently dispersed across 71 different Bitcoin addresses. No further transactions have been recorded since December 21, 2023. Prior to the alleged theft, Yuen had reportedly installed audio recording equipment in his home after his daughter warned him that his wife was attempting to access his Bitcoin holdings. These recordings allegedly contain incriminating evidence, including conversations where Fun Yung Li discusses the CCTV setup and references accessing the wallet password. Excerpts from the recordings reportedly include phrases such as “The Bitcoin has transferred to me” and “seize all of it.”
Yuen’s initial claim of “conversion” – a legal term relating to the wrongful taking of property – was rejected by the judge, who determined that it traditionally applies to physical property rather than digital assets. However, the lawsuit is proceeding under alternative legal arguments that could still allow Yuen to recover his stolen Bitcoin. The judge allowed the case to proceed to trial, acknowledging the novel legal issues it presents. The case is being closely watched by legal experts as it could set a precedent for how courts handle similar disputes involving cryptocurrency theft in the future. The High Court of England and Wales is grappling with how to apply established property law principles to the intangible nature of digital assets like Bitcoin.
The Arrest and Counter-Allegations
The discovery of the stolen Bitcoin led to a confrontation between Yuen and his wife, resulting in Yuen’s arrest on charges of assault. He subsequently pleaded guilty to “assault occasioning actual bodily harm and two offenses of common assault.” Following the discovery of the theft, Yuen as well reported the incident to the police, leading to the arrest of Fun Yung Li in 2023. Police seized ten crypto cold wallets, at least three of which were identified as belonging to Yuen. However, Li was released on bail after providing a “no comment” interview. The Independent reports that Yuen is a businessman.
The Role of CCTV and Seed Phrase Security
The case underscores the critical importance of securing the recovery phrase – often referred to as a “seed phrase” – associated with cryptocurrency wallets. This phrase is the key to accessing and controlling the digital assets stored within the wallet. If a seed phrase is compromised, anyone with access to it can transfer the associated cryptocurrency. The use of CCTV to obtain this information represents a sophisticated and concerning method of theft. Experts recommend storing seed phrases offline, in a secure location, and never sharing them with anyone. Hardware wallets like the Trezor device used by Yuen are generally considered more secure than software wallets, but they are still vulnerable if the seed phrase is compromised.
The incident also raises questions about the security of smart home devices and the potential for surveillance to be used for malicious purposes. While CCTV cameras are often installed for legitimate security reasons, they can also be exploited to gather sensitive information. This case serves as a stark reminder of the need for robust security measures and a heightened awareness of privacy risks in an increasingly connected world.
The Rising Value of Bitcoin and the Stakes of the Case
The timing of the alleged theft is particularly significant, given the substantial increase in the value of Bitcoin since August 2023. When the Bitcoin was allegedly stolen, it was worth just under $60 million. As of March 18, 2026, with Bitcoin trading at over $74,000, the stolen cryptocurrency is now valued at approximately $172 million. This dramatic increase in value significantly raises the stakes of the legal battle, as Yuen stands to potentially recover a much larger sum if he is successful in his claim. The case highlights the volatile nature of cryptocurrency investments and the potential for significant financial gains – and losses – in a relatively short period of time.
The legal proceedings are expected to be complex and protracted, as the court navigates the uncharted territory of applying traditional legal principles to digital assets. The outcome of the case could have far-reaching implications for the cryptocurrency industry and the legal framework surrounding digital asset ownership and security. The case also serves as a cautionary tale for individuals investing in cryptocurrency, emphasizing the importance of taking proactive steps to protect their digital assets from theft and unauthorized access.
What Happens Next?
The case is scheduled to proceed to trial, where evidence will be presented and witnesses will be examined. The trial is expected to focus on the authenticity of the audio recordings, the circumstances surrounding the CCTV surveillance, and the legal arguments regarding the application of property law to cryptocurrency. A date for the trial has not yet been set. Further updates on the case will be reported as they develop into available. Individuals interested in following the case can monitor court filings in the High Court of England and Wales.
This case is a landmark one, demonstrating the evolving legal challenges presented by the increasing prevalence of cryptocurrency. It underscores the need for clear legal frameworks to address digital asset theft and protect investors in this rapidly changing financial landscape.
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