Compliance Screening Needs the Same Redundancy You'd Demand From Any Critical System

Executive Summary

Decentralized blockchains are built around a simple, hard-won idea: no single node, validator, or operator should be able to take the whole system down. Distributed validator sets, consensus across independent operators, and redundant infrastructure exist precisely so that one outage, one bad actor, or one regional failure doesn't stop the network.

That resilience can break down when the operation of a decentralized system is dependent on a single point of failure, especially if it is a critical validation or execution workflow. For most teams, a single API call to a single security or compliance provider becomes the one gate that every deposit, withdrawal, and counterparty check has to pass through. No single provider has perfect uptime, so when that vendor goes dark, every exchange, custodian, and payments firm plugged into that single API is left with two bad options: pause flows until service returns, or let transactions through unscreened. 

For critical workflows like compliance screening, having business-continuity arrangements isn't just recommended, it's often demanded by regulators. That way, if one security vendor experiences downtime, an alternative provider can still provide coverage, keeping money screened in and out of regulated businesses.

Blockaid’s Risk Exposure: The Independence and Redundancy Compliance Screening Needs

Risk Exposure is Blockaid's real-time compliance infrastructure suite: a set of APIs and policy tools that let exchanges, custodians, banks, asset managers, and DeFi protocols screen, monitor, and enforce compliance policy against the money actually moving through their systems or across their positions.

• Risk Screening API, for inflows. Blockaid's API screens transaction flows in real time, at over 100 reads per second, across 25+ configurable categories, including sanctions, stolen funds, scams, and mixers.
• Cosigner Policy Engine, for outflows. Set exposure thresholds as policy inside a multisig or custody workflow. If a transaction breaches an AML threshold, Cosigner can reject it automatically, even after every required signature has already been collected.
• DeFi Toxicity Monitors, for ongoing custody and DeFi positions. Continuous surveillance of addresses, liquidity pools, and counterparties, with alerts the moment exposure crosses a configured threshold.

With Risk Exposure, every inflow and outflow is followed hop by hop, each counterparty along the way is attributed to a risk category, and the underlying data model updates continuously as Blockaid detects new exploits, front-end attacks, and DNS takeovers.

Every response includes a top-level verdict (Benign, Warning, or Malicious) mapped to a recommended action: allow, review and flag, or block. Each verdict includes full exposure breakdown: the specific categories involved, the dollar amount tied to each, and what percentage of the transaction's value they represent, traceable across as many hops as a customer's policy requires. Policy-ready outputs plug directly into Cosigner: if a transaction breaches a configured exposure limit, Cosigner rejects it before it clears.

Explore the Risk Exposure API docs →

Blockaid Detection and Compliance Screening in Practice

Within minutes of an exploit, stolen funds are split, swapped, bridged, and borrowed against, moving through new addresses faster than any team can review them. Most compliance screening providers aren’t built for that pace. Legacy tools wait for an analyst to tag an address, and every new hop needs a new tag. Scanning every address on a batch schedule, then rescanning after the fact, can’t keep up, and it’s already too late if a tainted address was touched before the scan caught it.

With Blockaid, the detection engine judges the transaction itself, and that verdict becomes the label instantly. Risk Exposure then scores every wallet downstream of the incident, in real time.

During the recent $6.3B Binance exploit, Blockaid’s detection flagged the initial $2.5B sweep in under two minutes, before any public report of the incident. Within seven seconds, that finding had propagated into Risk Exposure, returning a verdict on any screened inflow from the attacker's addresses before the first hop had even settled. Following the sweep, although stablecoin issuers were able to freeze a substantial portion of the stolen capital within minutes, a meaningful share still moved: the exploiter continued to engage in laundering tactics by layering USDT and other tokens across more than 1,000 staging addresses and 3,000+ deposits to evade direct freezing mechanisms. Risk Exposure kept mapping that fund trail across every wallet downstream of the incident, in real time, to provide continuous compliance coverage as the attack unfolded.

Learn more about Risk Exposure by Blockaid →

Don't Make Compliance a Single Point of Failure

Compliance screening sits on the critical path of every deposit, withdrawal, and counterparty transaction in a regulated business, which means it deserves the same resilience planning as any other system that can’t afford to go down. A single provider on that path is a single point of failure, however good that provider is on a normal day. When it goes down, the compliance team inherits the failure with no notice and no good option.

Redundancy here is the same discipline teams already apply to custody, signing, and infrastructure. A second screening provider runs in parallel, mapped to the thresholds the policy already uses, so that an outage at either provider changes nothing about whether money gets screened. It only works if the second provider fails independently of the first, which means its own data, its own detection, and its own labels.

Blockaid built Risk Exposure to fill that role. It runs alongside whatever a team already has, returns a verdict on every screened address along with the exposure behind it, and draws on Blockaid’s own detection engine, so coverage keeps updating through an incident while analyst-tagged lists are still catching up.

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About Blockaid

Blockaid is the onchain security platform trusted by the largest companies operating in Web3. Built by veterans of elite intelligence and cybersecurity units, Blockaid provides end-to-end protection for financial institutions, protocols, and end users, combining direct wallet and dApp integrations with real-time monitoring, detection, and response across smart contracts, infrastructure, and externally owned accounts. Since 2025, Blockaid scanned over 6.3 billion transactions and blocked 585 million attacks. Blockaid is the security infrastructure behind Coinbase, MetaMask, Uniswap, Safe, and dozens of the most widely used platforms in the industry.

Learn more at Blockaid.io, and follow us on Twitter and LinkedIn.