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QR Safety

QR Code Phishing: How to Check a QR Link Before You Scan

A practical guide to inspecting QR destinations before opening payment, login, or campaign links.

Updated 2026-07-06 - 6 min - People checking QR codes in emails, posters, invoices, and campaigns

QR codes hide the destination

A QR code can point to a menu, invoice, login page, file download, or payment screen, but the destination is not visible until a device reads it.

That invisibility is useful for attackers because users often scan first and think later.

Preview before opening

Many camera apps and QR tools show the destination before opening it. Read the hostname and stop if the page asks for credentials, payment, or downloads unexpectedly.

If you can save or preview the QR image, CheckLink's QR Link Checker can try to extract the URL locally in your browser.

Check the final domain

A QR code may use a short link or tracking redirect. The first URL is not always the final destination.

Use a scanner or redirect checker before entering sensitive information, especially for parking, delivery, event, and payment contexts.

Business QR links need clarity

If your company uses QR codes, make the destination easy to verify. Official Links pages, clear domains, and customer reporting paths help reduce confusion.

Customers should not have to guess whether a QR code on a sticker, invoice, or email is really yours.

What CheckLink can help with

CheckLink can extract a QR URL locally when the browser supports it, then scan the selected URL for available risk signals.

A low-risk result is not a guarantee. Use manual review for business-critical, payment, or login destinations.

Checklist

Preview the URL
Check the hostname
Watch for short links
Avoid unexpected payment/login pages
Request manual review when the link matters

FAQ

Does CheckLink upload QR images?

No. The QR tool is designed to process images locally in the browser and sends only a selected URL to the scanner.

Can QR codes contain non-web content?

Yes. A QR code can contain text, Wi-Fi details, contact data, or other values. CheckLink only scans public web URLs.

Related guides

Related glossary terms

Use CheckLink before the next click

CheckLink provides risk signals and review paths. It does not guarantee that a website is risk-free.