Binance Left Russia 2 Years Ago — Its User Data Just Helped Prosecute Someone for Terrorism
Binance formally exited Russia in late 2023. Its customer data, apparently, never left.
Law enforcement documents reviewed by Reuters reveal that Binance supplied personal and transaction records that were later incorporated into a Russian terrorism-financing prosecution against Yuri Belenkiy, a 49-year-old IT specialist detained in September 2025. The man had not been an active Binance user for years. The exchange had not operated in Russia for nearly two years. None of that stopped his archived account data from becoming evidence in a foreign criminal case.
This is not a hypothetical privacy risk. This is it, documented, in a live terrorism case.
What Actually Happened
When Russia sanctioned Binance's departure from the market, it did not erase the years of KYC filings, transaction histories, and personal records that users had handed over to access the platform. Those records were retained. And when Russian investigators came looking, they apparently received what they asked for.
Belenkiy's case is the first publicly documented instance of Binance-archived data being used in a foreign terrorism prosecution. Reuters' review of the documents shows the data was incorporated directly into the case against him. His legal situation remains active.
Binance has not denied the data transfer. The company has previously stated it cooperates with law enforcement globally as required by applicable law, a policy that, for former users in authoritarian jurisdictions, now carries consequences nobody warned them about at sign-up.
Why Every Crypto User Should Read This Twice
Most people assume that when a company leaves a market, the relationship ends. Delete the app, close the account, move on. That assumption is wrong, and this case proves it with real consequences for a real person.
The mechanics here are straightforward and alarming. KYC data collected under one regulatory regime does not disappear when the political situation changes. Binance, like most centralized exchanges, retains records for years to comply with anti-money laundering frameworks. Those records exist in archives that can be subpoenaed, requested through mutual legal assistance treaties, or handed over voluntarily depending on how a company interprets its legal obligations in any given moment.
For users in Russia, China, Iran, or any jurisdiction where political conditions can shift sharply, this is not an abstract concern. Your 2021 transaction history could surface in a 2026 prosecution.
What Crypto Holders Should Watch
This case will apply pressure on centralized exchanges to clarify, publicly and in writing, their data retention policies for users in exited markets. Watch for regulatory responses from the EU and UK, where GDPR and similar frameworks may actually create legal grounds to demand deletion.
If you have accounts on centralized exchanges in politically sensitive jurisdictions, now is the time to request data deletion in writing and document the response. And for anyone still treating CEX KYC as a minor inconvenience: this is what the downside looks like.