For privacy-minded crypto customers, there could also be no three letters extra dreaded than “KYC.”
The acronym, shorthand for “know your customer,” refers back to the strategy of offering personally identifiable info, corresponding to your title and handle, to sure service suppliers, specifically cryptocurrency exchanges. In lots of jurisdictions, together with the U.S., it is required by regulation. And whereas it could be essential, maybe even essential, in guarding towards criminal activity, KYC comes with dangers—each for the businesses that acquire the info and the people who present it.
Eariler this week, Solana co-founder Raj Gokal and his spouse have been each doxxed by malicious actors demanding he pay 40 BTC (value $4.3 million). Gokal says that the pictures of his documentation got here from a know-your-customer course of, however did not present particulars.
Getting doxxed refers to having private info printed on-line, and within the worst of circumstances this may embrace dwelling addresses or financial institution particulars. On this planet of crypto, with a excessive variety of nameless and pseudonymous customers, the doxxing bar will be as little as simply somebody’s actual title or face. In Gokal’s case, it was pictures of his government-issued ID, which included his dwelling handle.
This comes two weeks after the largest centralized crypto trade within the U.S., Coinbase, revealed it suffered a data breach, leading to delicate buyer info falling into the fingers of hackers. TechCrunch and Arrington Capital founder Michael Arrington predicted this may “lead to people dying,” as a wave of kidnapping attempts sweeps the trade.
Many have speculated that Gokal’s doxxing got here as a results of the Coinbase breach, though it hasn’t been confirmed. The incident, however, has made crypto customers cautious of being pressured to determine themselves to exchanges.
at all times bear in mind to decorate up sensible on your KYC pictures.
you by no means know what sort of attain they may get on social media
— raj 🖤 (@rajgokal) May 27, 2025
In spite of everything, KYC processes can typically contain requiring customers to pictures of their passport, proof of handle, and a picture of themselves holding an ID. And with crypto kidnappings on the rise—following a variety of high-profile circumstances in France, the U.S., and elsewhere—customers are fearful that hackers may steal their KYC info and lead attackers to their entrance doorways.
“When a platform collects an excessive amount of KYC , it turns into a goal,” Nick Vaiman, co-founder and CEO of Bubblemaps, instructed Decrypt. “As soon as attackers get entry to that information, they will launch extremely focused phishing assaults, or worse, use your private data to seek out you in actual life and rob you instantly,” he stated. “KYC information creates danger. The extra information you maintain, the larger the goal you develop into.”
However a future with out KYC merely isn’t sensible, stated Bubblemaps co-founder and COO Arnaud Droz. As such, it is wish to proceed as maybe a “obligatory evil” to forestall on-chain legal exercise.
“KYC is a essential device not only for regulatory compliance, however for crime prevention,” Slava Demchuk, CEO of compliance agency AMLBot, instructed Decrypt. “Whereas subtle criminals should discover methods round it, KYC introduces friction that makes their operations more durable—and when paired with different [anti-money laundering] measures like transaction monitoring and screening, it turns into a highly effective protection.”
Attributable to this essential operate, KYC is required by regulation in most jurisdictions. That features the U.S., which requires it beneath the USA Patriot Act of 2001.
Regardless of its virtues, there was a rise of industry leaders vocally pushing back towards KYC necessities following the Coinbase hack. Erik Voorhees, founding father of cryptocurrency trade ShapeShift, called state-enforced KYC a crime on social media. Coinbase CEO Brian Armstrong agreed with him.
“The core situation is that in the event you’re a scammer, it’s not exhausting to bypass the system,” Vaiman added. “You possibly can merely purchase pretend KYC or use another person’s. And with the rise of AI, producing pretend identities is changing into even simpler, making the whole system weak. KYC doesn’t cease unhealthy actors and creates friction for sincere customers,” he stated.
But when the system, although obligatory, is flawed, then what will be achieved about it?
“We’re seeing revolutionary options like zero-knowledge privateness and theoretical zero-knowledge-KYC implementations,” Jeff Feng, co-founder of layer-1 blockchain developer Sei Labs, instructed Decrypt. “However now we have to be sensible—monetary techniques want safeguards towards illicit exercise.”
Zero-knowledge proofs, typically known as ZK-proofs, are a kind of cryptography that enables a consumer to show one thing, corresponding to proving they do not dwell inside a sanctioned nation, with out revealing the data on to the receiver.
Demchuk of AMLBot believes ZK-KYC is a nice privacy-preserving function however could be very exhausting to implement, since it could require important regulatory modifications within the E.U., as an example. That’s as a result of GDPR rules require information controllers, an trade on this case, to retailer information associated to the KYC course of for 5 years. ZK-KYC would stop the trade from ever touching the info, not to mention storing it for 5 years.
No matter how the trade evolves on KYC, some customers consider that the problem is emblematic of a extra existential downside.
“The flexibility to transact anonymously is bedrock to cryptocurrency as a revolutionary expertise resisting the invasive state,” Charlotte Fang, the pseudonymous founding father of Remilia Company, instructed Decrypt. “Crypto as an trade has strayed from the essential premises of the cypherpunk motion, not simply in KYCs by exchanges of their pursuit for adoption, however as a tradition.”
Privateness advocates consider in full anonymity in transacting on blockchain networks, whereas regulators proceed to battle towards this. Then once more, with the U.S. Treasury lifting sanctions on the privacy-preserving Ethereum coin mixer Tornado Cash earlier this yr, it is doable that the tides—not less than in D.C.—could possibly be turning.
Each day Debrief E-newsletter
Begin daily with the highest information tales proper now, plus authentic options, a podcast, movies and extra.