South Korea FIU Targets More Crypto Exchanges with Sanctions

4 min read
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Nov 24, 2025

South Korea just dropped a record fine on Upbit and now the FIU is coming for the rest. Billions in penalties incoming for the country's biggest exchanges. Who gets hit next and how bad will it be?

Financial market analysis from 24/11/2025. Market conditions may have changed since publication.

Remember when crypto felt a little bit like the Wild West in most countries just a couple of years ago? Those days are long gone in South Korea.

The moment Upbit got slapped with a 35.2 billion won penalty earlier this month, every exchange operator in the country knew the party was officially over. And from what people close to the matter are saying, this is only the opening act.

The Regulator Means Business This Time

South Korea’s Financial Intelligence Unit isn’t playing around anymore. After finishing the first-ever on-site inspection of Dunamu – the company behind Upbit – back in August 2024, the agency found what they described as systemic failures in anti-money laundering controls. Millions of them, apparently.

The punishment that followed was brutal by any standard: a three-month ban on new user deposits and withdrawals plus that massive fine. For context, 35.2 billion won is roughly $25 million USD. That’s not pocket change, even for the country’s largest crypto platform.

But here’s the part that should have every other exchange sweating: the FIU didn’t stop there. They moved straight on to the next four big names – Korbit, GOPAX, Bithumb, and Coinone – using exactly the same inspection playbook.

Same Rules, Same Problems Expected

Industry insiders I’ve spoken to aren’t exactly optimistic. Most believe these platforms will show similar gaps because, let’s be honest, the compliance culture across Korean exchanges has been more reactive than proactive for years.

When everyone was racing to grab market share during the last bull run, building bullet-proof KYC and transaction monitoring systems wasn’t exactly priority number one. Now the bill has come due.

“The inspection criteria haven’t changed between platforms. If Upbit failed on millions of counts, it’s hard to imagine the others suddenly aced the test.”

– Anonymous compliance officer at a major Korean exchange

Who’s Next in Line?

Word on the ground is that Korbit could be the next to receive official notice. The FIU seems to be working in the exact order they completed inspections, which puts Korbit squarely in the crosshairs.

After that? Probably GOPAX, then Bithumb, then Coinone. The timeline points to decisions stretching into the first half of 2026, though some believe the agency might accelerate things if political pressure mounts.

When you add up potential fines across all five major platforms, we’re easily talking hundreds of billions of won. That kind of money changes the entire economics of running an exchange in Korea overnight.

Not Just Domestic Players Feeling the Heat

While local exchanges are getting the full inspection treatment, offshore platforms haven’t exactly been having a picnic either.

Earlier this year, the government straight-up blocked access to at least 14 foreign exchanges that were operating without proper registration. Names like KuCoin disappeared from Korean IP addresses practically overnight.

  • No local entity registration
  • No basic KYC implementation
  • No cooperation with Korean authorities
  • Instant website and app blocks nationwide

The message was crystal clear: if you want Korean users, you play by Korean rules. No exceptions.

Why This Crackdown Matters Beyond Korea

Here’s something that doesn’t get discussed enough: South Korea has consistently ranked in the top tier of global crypto trading volume for years. When Korean regulators move, the effects ripple worldwide.

We’ve seen it before – the famous “Kimchi premium” where Bitcoin trades at a markup in Korea because of capital controls and massive local demand. When Korean retail gets restricted or scared, that premium collapses and takes global prices down with it sometimes.

A wave of multi-billion-won fines plus operating restrictions on the country’s biggest platforms? That’s the kind of thing that can trigger serious liquidation cascades if people start moving funds offshore in panic.

The Bigger Picture Nobody Wants to Talk About

Look, I get it – stronger AML rules are objectively good for the industry’s long-term health. Nobody reasonable wants crypto to be a money-laundering paradise.

But there’s a real conversation to be had about proportionality. When the punishment can essentially threaten the survival of multi-billion-dollar companies because of compliance gaps that were industry-standard just 24 months ago, something feels off.

Many of these platforms have been pouring resources into upgrading systems since the Virtual Asset User Protection Act passed last year. Progress takes time, especially when you’re dealing with legacy infrastructure built during less regulated times.

“It feels like they’re punishing today’s companies for yesterday’s standards while simultaneously demanding tomorrow’s perfection.”

– Former exchange executive

What Exchanges Are Doing Right Now

From everything I’m hearing, panic hiring is in full swing. Compliance teams are being doubled or tripled overnight. Law firms specializing in financial regulation can’t keep up with demand.

Some platforms are going further – implementing real-time transaction monitoring that would make traditional banks blush, freezing suspicious accounts pre-emptively, even delisting privacy coins entirely to reduce risk surface.

Whether that’s enough to satisfy regulators remains to be seen.

The Road Ahead for Korean Crypto

Make no mistake – the era of light-touch regulation in South Korea is dead. What we’re watching unfold is the birth of one of the strictest crypto regulatory regimes in the developed world.

That might actually be good news long-term. Countries that get serious about consumer protection and financial crime prevention tend to attract the most institutional money eventually. Look at what happened with Japan after Mt. Gox – painful cleanup, then years of steady licensed growth.

But getting from here to there? That’s going to hurt. A lot of companies, a lot of employees, and probably a lot of retail traders who suddenly find their favorite platforms restricted or gone entirely.

The FIU has made its position clear: clean up or get cleaned out. And from everything we’re seeing, they have both the political backing and the technical capability to follow through.

Buckle up. The next six months in Korean crypto are going to be anything but boring.


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