Pix fraud is getting more sophisticated in 2026 — what it means for your cash flow

The warning that opens the year

Security experts warn that Pix fraud (Brazil's instant payment system) should get more sophisticated in 2026, driven by AI and social engineering — going beyond the classic fake-link scam. Falsified payment receipts are already a common fraud pattern in Brazilian retail, and voice deepfakes and fake customer service centers are expected to scale up through the year.

For anyone selling and receiving Pix payments day to day, this isn't a generic cybersecurity warning — it's a direct cash-flow risk.

Why small businesses are easy targets

Shops, service providers, and independent sellers often confirm payment by glancing quickly at a phone screen, without checking their own banking app. That's exactly what the fake-receipt scam exploits: the image looks real, but the money never arrived. Unlike complex banking fraud, this scam requires nothing more than a convincing screenshot and the seller's rush to close the sale.

What to do to reduce the risk

Three habits cover most of the risk: never release a product or service based only on a receipt shown on screen — always confirm through your own bank's app or a payment notification. Then enable payment notifications on whoever's phone handles the till, so confirmation is automatic, not manual. And train whoever handles customers (even if it's just you) to be wary of excessive urgency when closing a payment — that's a common fraud pattern.

Where Diglion comes in

Diglion helps small businesses set up a payment confirmation process that doesn't rely on manual checks prone to human error.

Sources consulted

• Security Leaders, Golpes com Pix devem se tornar mais sofisticados em 2026, retrieved 2026-01-19.