Synthetic Identity Fraud and AML Risk

Certivus AML team8 minUpdated 2026-06-27

In brief: Synthetic identity fraud uses a blend of real and false details to create an identity, making CDD evidence and consistency checks especially important.

Key points

  • Synthetic identity risk is not always caught by one document check.
  • Look for inconsistencies across identity, address, credit, company, and transaction evidence.
  • Escalate if the client identity cannot be reliably verified.

What is synthetic identity fraud?

Synthetic identity fraud uses a mixture of real and false personal details to create an identity that looks plausible. In AML onboarding, that can make a client appear legitimate while key facts do not line up across evidence sources.

Where firms may notice it

  • Digital identity checks produce inconsistent results.
  • Address evidence does not fit the client story.
  • Company records show unusual directors or controllers.
  • Bank, tax, or transaction records do not match the identity profile.
  • The client avoids normal verification steps.

CDD response

Do not rely on one data point. Compare identity, address, ownership, company, and source-of-funds evidence. If the identity remains unreliable, pause onboarding and escalate internally.

This guide is general information for AML risk assessment, not legal advice or fraud-investigation guidance. Use it alongside the firm's AML procedures, Action Fraud, the Fraud Act 2006, and supervisor guidance.