By Hassan Zebdeh, Financial Crime Advisor & Sr. Product Development Manager, Eastnets
Stablecoins have moved from the edge of crypto into a more serious role in the financial system.
Once seen largely as a bridge between digital assets and crypto markets, they are now increasingly being discussed as a practical way to support faster cross-border transactions, settlement and liquidity management. This shift brings opportunity, but it also creates a new financial crime challenge. The same features that make stablecoins attractive to legitimate users, including speed, accessibility and cross-border reach, can also make them useful to fraudsters and organised criminal networks.
As adoption grows, banks and payment providers will need to understand how stablecoins change the way money moves, where risk appears and how financial crime can travel between traditional finance and digital asset ecosystems.
Stablecoins are becoming part of the financial mainstream
A stablecoin is a type of digital asset designed to maintain a stable value. In many cases, it is pegged 1:1 to a fiat currency such as the US dollar or euro. Others may be linked to a basket of currencies, backed by low-risk assets such as short-term government securities, or supported through different collateral and control mechanisms.
Their appeal is relatively easy to understand. Stablecoins offer some of the price stability associated with traditional money, but with the speed, programmability and always-on settlement of blockchain-based systems. This makes them useful in areas where digital finance needs value to move quickly and with less friction.
The model behind each stablecoin matters. A coin backed by fiat reserves carries a different risk profile to one that relies on over-collateralisation or algorithmic controls. These differences affect how resilient the asset is, how transparent its backing may be and what kind of financial crime exposure could sit around it.
For financial institutions, stablecoins are becoming relevant because they sit at the intersection of old and new financial infrastructure. They can be used to move value across borders quickly, support digital asset activity and connect traditional banking rails with blockchain-based markets.
This does not mean stablecoins will replace traditional payments infrastructure overnight. But it does mean financial institutions can no longer afford to treat them as a separate or distant issue. As clients, counterparties and wider financial ecosystems become more exposed to digital assets, stablecoins will increasingly touch areas that banks already care about, from payments and customer risk to sanctions exposure, fraud and compliance.
Criminal networks follow liquidity, speed and weak controls
Fraudsters are pragmatic; they move towards systems that help them transfer value quickly and avoid detection. Stablecoins simply tick these boxes.
This does not mean stablecoins are inherently suspicious. Many legitimate businesses and consumers use them for practical reasons. The issue is that criminals can exploit the same features that make them efficient. A transaction can move from a fiat account into a crypto exchange, through a digital wallet and across multiple platforms before compliance teams have a full picture of what has happened.
This is important because financial crime is rarely confined to one channel. Fraud, scams, sanctions exposure and money laundering can become connected parts of the same transaction journey. Funds may originate from authorised push payment fraud, move through mule accounts, enter a digital asset platform and then be dispersed using stablecoins.
Traditional red flags may not be enough in this environment. A bank may only see the initial fiat payment. A crypto platform may only see the wallet activity. A payment provider may only see one part of the flow. The risk sits in the connections between these points, not just in any single transaction.
The compliance gap is between old monitoring models and new transaction behaviour
Many financial crime controls were built around clearer boundaries, such as bank accounts, jurisdictions, payment types and known intermediaries. Stablecoin activity can blur those boundaries. It introduces risks that may be less familiar to teams used to monitoring fiat transactions alone.
Some stablecoin activity involves higher-risk behaviours that compliance teams need to understand. These can include minting, bridging between chains, mixer activity, on-ramps and off-ramps, rapid dispersal, on-chain redemptions, de-pegging events and cross-chain movement through wormholes. Each of these may be legitimate in some contexts, but they can also be used to obscure flows or move funds into environments with weaker controls.
The challenge is that these behaviours do not always fit neatly into traditional monitoring models. Static rules can miss fast-moving risk, especially where criminals use layering, mule accounts or multiple platforms to break up the transaction journey. A single payment may not look unusual in isolation, but the wider pattern may tell a very different story.
This is why compliance teams need stronger contextual intelligence. They need to understand customer behaviour, transaction patterns, counterparties, wallet exposure and links to known risk indicators. They also need to connect activity across payments, sanctions screening, transaction monitoring and digital asset exposure, rather than treating each area as a separate control.
Explainability is essential. Regulators will expect firms to justify why decisions were made, not just show that a system produced an alert. If AI and advanced analytics are used to identify risk, institutions must be able to explain the signals behind an alert, the action taken and the rationale for closing or escalating a case.
What financial institutions need to do next
Financial institutions should treat stablecoin activity as part of enterprise-wide financial crime risk, rather than a separate crypto compliance issue. Digital assets and traditional finance are already connected in practice. Compliance operating models need to reflect that reality.
This starts with better data connectivity. Payments data, customer profiles, sanctions screening results, transaction monitoring alerts and digital asset exposure should not sit in disconnected systems. When risk moves across channels, compliance teams need a joined-up view of the customer and transaction journey.
Detection also needs to become more real-time. Stablecoin transactions can move quickly across borders and platforms, which leaves limited time to identify suspicious activity before the value has moved on. Institutions need controls that can spot changing behaviour early, rather than relying only on retrospective reviews.
AI and advanced analytics can help, but they need to support human decision-making rather than replace it. The goal should be to help investigators understand risk faster, prioritise the right cases and make better decisions with a clear audit trail. Human accountability remains critical, especially where decisions affect customers, counterparties or regulatory reporting.
Collaboration will also matter. Stablecoin risk does not sit neatly with one team. Fraud, compliance, payments, cyber and digital asset specialists all bring different parts of the picture. Bringing those teams closer together will help institutions identify patterns that would otherwise be missed.
Stablecoins demand connected financial crime prevention
Stablecoins are likely to become a more established part of digital finance, particularly as institutions explore faster and more efficient ways to move value across borders. But their growth will also test the limits of traditional compliance models.
The institutions that respond best will be those that stop treating traditional finance and digital assets as separate worlds. Fraud and laundering already move across both – compliance must be able to do the same.
Stablecoins may help modernise payments, but they also demand a more connected, intelligent and accountable approach to financial crime prevention. The challenge for financial institutions is not simply to monitor a new asset class. It is to understand how financial crime behaves when money can move faster, across more channels and with fewer obvious boundaries.