# Suspicious Activity Report

*Banking & Payments — Finicade finance glossary*

A suspicious activity report is a confidential filing a bank makes to authorities when a transaction may involve criminal proceeds.

A suspicious activity report is a confidential filing a financial institution makes to authorities when a transaction looks like it may involve criminal proceeds. Tipping off the customer that one has been filed is itself an offence. Volumes are enormous — millions annually in the US alone — and the resulting signal-to-noise problem is the central criticism of the regime.

**Also known as:** SAR, suspicious transaction report, STR

**Related terms:** [Anti-Money Laundering (AML)](https://finicade.com/glossary/anti-money-laundering), [Know Your Customer (KYC)](https://finicade.com/glossary/know-your-customer), [Compliance](https://finicade.com/glossary/compliance), [Whistleblower](https://finicade.com/glossary/whistleblower), [Sanctions Screening](https://finicade.com/glossary/sanctions-screening)

Source: https://finicade.com/glossary/suspicious-activity-report