QR Code Scam Epidemic: Unwary Americans at Risk

  • Marco
  • Aug 07, 2025

The Rise of “Quishing”: How QR Codes Are Being Weaponized by Cybercriminals

QR codes have become ubiquitous in modern life. We use them to access restaurant menus, check into appointments, make payments, and more. Their convenience and contactless nature have made them a staple in a post-pandemic world. However, this widespread adoption has also created a new avenue for cybercriminals: “quishing.”

Quishing, a portmanteau of “QR code” and “phishing,” is a type of cyberattack that uses malicious QR codes to trick users into divulging personal information or installing malware. It’s a growing threat, and its effectiveness is alarming. Experts estimate that millions of people have unknowingly visited malicious websites through quishing attacks. The concerning part? A significant portion of the population, a staggering 73% of Americans, admit to scanning QR codes without verifying their legitimacy. This lack of caution makes individuals vulnerable to having their personal data and finances compromised.

How Quishing Works: A Modern Twist on an Old Scam

Quishing is essentially a modern adaptation of traditional phishing techniques. Instead of relying on emails or text messages, criminals use QR codes to redirect victims to fake websites that mimic legitimate ones. These websites are designed to steal sensitive information, such as usernames, passwords, credit card details, and other personal data.

The deceptive nature of QR codes makes quishing particularly effective. Unlike a suspicious-looking email address, the destination of a QR code remains hidden until it’s scanned. This allows cybercriminals to conceal their malicious intent until the last possible moment, bypassing a crucial layer of user scrutiny.

Real-World Examples of Quishing Attacks

The threat of quishing is not theoretical; it’s happening now. Several incidents highlight the diverse ways cybercriminals are exploiting QR codes:

  • Tampered Payment Portals: Scammers are placing fake QR codes over legitimate ones on payment portals. Unsuspecting users scan the fake code, believing they are paying for a product or service, but are instead redirected to a malicious website designed to steal their financial information.
  • Phony Package Deliveries: The FTC has issued warnings about criminals attaching malicious QR codes to packages and sending them to people. These codes often lead to fake tracking pages that request personal information or prompt the user to download malware.
  • Parking Meter Scams: The New York City Department of Transportation alerted the public to fake QR codes appearing on parking meters. These codes may direct users to fraudulent websites that mimic the city’s payment portal, allowing criminals to steal credit card information.
  • Utility Bill Fraud: Even utility companies like Hawaii Electric have reported instances of scammers using QR codes to steal payments. Customers who scan the code are directed to a fake website that looks like the utility company’s portal, where they are prompted to enter their account details and payment information.

These examples illustrate how quishing can target various aspects of daily life, making it essential to remain vigilant and skeptical of QR codes, especially those found in public places.

Why QR Codes Are an Attractive Target for Scammers

Several factors contribute to the appeal of QR codes as a tool for cybercrime:

  • Lack of Built-in Security: QR codes were originally designed to track auto parts, not to handle sensitive information. As a result, they lack inherent security features, making them vulnerable to manipulation.
  • Ease of Implementation: Tampering with QR codes is relatively easy. Scammers can simply print fake QR code stickers and place them over legitimate ones. This low barrier to entry makes it a convenient method for cybercriminals.
  • Widespread Adoption: The increasing popularity of QR codes has created a large pool of potential victims. As more people rely on QR codes for various tasks, the opportunities for quishing attacks also increase.
  • Concealed Destination: As mentioned earlier, the hidden nature of QR code destinations makes it difficult for users to assess the legitimacy of a link before scanning it. This allows scammers to mask their malicious intent until the last moment.

Protecting Yourself from Quishing Attacks: Practical Tips

While the rise of quishing is concerning, there are several steps you can take to protect yourself:

  • Think Before You Scan: Before scanning any QR code, consider its origin. Ask yourself if you trust the location or the person who provided the code. If you have any doubts, it’s best to avoid scanning.
  • Inspect the Placement: Examine the QR code’s placement carefully. Look for signs of tampering, such as stickers that are poorly placed or appear to be covering another code. If anything seems suspicious, avoid scanning it.
  • Verify the URL: After scanning a QR code, always double-check the URL before clicking through. Look for misspellings, unusual characters, or an excessively long address. If the URL seems suspicious, close the browser immediately.
  • Use Antivirus Software: Install robust antivirus software on all your devices, including smartphones and tablets. Ensure that the software offers real-time protection, regularly updated threat databases, and built-in web protection.
  • Enable Two-Factor Authentication (2FA): Activate 2FA on all your important accounts, especially those containing sensitive information like email, banking, and social media. This adds an extra layer of security that can prevent unauthorized access even if your credentials are compromised.
  • Manually Navigate to Websites: Whenever possible, manually type the website address into your browser instead of using a QR code. This reduces the risk of being redirected to a fake website.
  • Keep Your Devices Updated: Regularly update your phone’s operating system and apps. Security updates often include patches for vulnerabilities that cybercriminals can exploit.
  • Report Suspicious Activity: If you encounter a QR code that seems fraudulent or if you fall victim to a quishing attack, report it immediately to the organization involved and your local authorities or consumer protection agency.

Quishing: A Persistent Threat

Quishing is likely to remain a persistent threat as cybercriminals continue to adapt their tactics. By staying informed and following the tips outlined above, you can significantly reduce your risk of becoming a victim. Remember, caution and awareness are your best defenses in the face of this evolving cyber threat. The convenience of QR codes doesn’t have to come at the cost of your security.

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