French authorities have opened a preliminary investigation into a knowledge breach at Waltio, a cryptocurrency tax reporting platform utilized by tens of 1000’s of traders.
This occurred when hackers reportedly obtained entry to delicate consumer info and tried to blackmail the corporate.
The occasion has introduced up new points relating to the publicity of private information within the crypto business, as goal fraud and bodily assaults in opposition to holders have gotten increasingly more frequent in France.
Authorities Hyperlink Waltio Breach to Shiny Hunters’ Extortion Try
In a press release launched this week, French cybersecurity establishments confirmed that, through its cybercrime division, the Paris Public Prosecutor’s Workplace had issued an order to the Nationwide Cyber Unit of the Gendarmerie to determine the extent of the breach and determine uncovered customers.

Officers suggested that customers whose info may need been stolen ought to be cautious of scammers who declare to be real service suppliers or different officers and pressure them to surrender their digital property utilizing the stolen info.
The legislation enforcement businesses reported that some more moderen fraudsters posed as crypto companies, financial institution anti-fraud items, and even legislation enforcement officers and magistrates.
French newspaper Le Parisien acknowledged that the assault at Waltio was related to a ransom demand by a hacking group known as Shiny Hunters.
The group purportedly had obtained private info of roughly 50,000 Waltio customers, most of whom reside in France, and stated it had samples of the stolen info as proof.
Waltio later filed a grievance of tried extortion and unauthorized entry to the automated information system.
Waltio stated its preliminary inside evaluation confirmed that the attackers accessed tax experiences for the 2024 interval. These paperwork included customers’ e mail addresses, info on crypto income or losses, and asset balances on the finish of the yr.
The corporate acknowledged that banking particulars, administrative information, and tax identification information weren’t affected and that its core infrastructure was not compromised.
Waltio added that its providers stay operational and that shopper funds should not in danger.
France Tightens Oversight After Crypto Information Breach Amid Rise in Kidnapping Circumstances
Waltio was based in France and is headquartered in Clermont-Ferrand. It serves roughly 150,000 customers and focuses on simplifying crypto tax compliance for European traders, notably in France, Spain, and Belgium.
The platform aggregates transaction information from greater than 700 exchanges, wallets, and blockchains to calculate capital positive factors, losses, and staking revenue, and generates tax-compliant experiences for native filings.
The investigation comes amid heightened scrutiny of crypto-related information leaks in France.
Within the final yr, police have attributed a lot of house invasions, kidnappings, and tried kidnappings to the criminals who meant to make use of the information of the victims having digital property.
Though the leakage of information has not been immediately linked to those crimes, the investigation groups haven’t eradicated the possibilities of the information getting used to determine potential targets.
Masked gunmen steal crypto USB in France as prosecutors reveal tax official offered authorities database entry figuring out crypto traders to legal gangs for 800 euros per operation.#Crypto #Assault #Francehttps://t.co/GmfOkwsE6E
— Cryptonews.com (@cryptonews) January 9, 2026
Fraud victims have been cautioned to maintain proof, report back to the police, and handle the information safety authority in France in situations the place they really feel that their private information has not been sufficiently safeguarded.
The Waltio incident isn’t the primary case of information publicity within the crypto business up to now.
{Hardware} pockets producer Ledger introduced earlier this month {that a} breach of a third-party cost processor, World-e, befell, exposing the information of its clients.
Final month, crypto tax software program developer Koinly additionally notified customers of a possible e mail information breach associated to the usage of a third-party analytics platform.
The put up French Crypto Tax Platform Waltio Hit by 50,000-Person Information Breach appeared first on Cryptonews.

Masked gunmen steal crypto USB in France as prosecutors reveal tax official offered authorities database entry figuring out crypto traders to legal gangs for 800 euros per operation.#Crypto #Assault #Francehttps://t.co/GmfOkwsE6E
Leave a Reply