The Hidden Risk in Your Digital Wallet: What You Need to Know

Emily Jones · 2026-11-06

You tap your phone, and just like that, you've paid for your morning coffee. Digital wallets have made life easier, but that convenience comes with a growing security risk that's becoming harder to ignore. The centralized payment layers that simplify transactions have also opened new doors for cybercriminals, especially when cards are reissued. ### The Rise of Infostealers One of the biggest threats comes from something called infostealers. This malware sneaks onto your device and quietly collects sensitive information—passwords, browser cookies, payment details, and wallet data—before sending it off to cybercriminals. As Tracy Goldberg, Director of Cybersecurity at Javelin Strategy & Research, points out in the report *Card Account Updaters and Digital Wallets: The Hidden Cyber Advantage for Crime*, the combination of infostealers and emerging encryption-cracking technologies has created a formidable threat to digital wallets. This growing risk is pushing financial institutions to find new ways to protect consumers—and could ultimately lead to a departure from some longstanding cybersecurity practices. ### The Update Dilemma Account updaters are services that merchants rely on to keep payment credentials current when a card expires or is replaced. They automatically provide updated card details, reducing false declines and ensuring recurring payments continue without interruption. But there's a security trade-off. If your credentials and personal information are compromised, another layer of your digital payment activity is exposed. "If you have a card that's saved in that wallet and you have fraudulent transactions on that card, you notify your card issuing bank and they reissue the card," Goldberg says. "The card typically automatically updates digitally, so you can have the card updated across all of your digital wallets before you get the new card in hand." "Even if you have a secure login to a digital wallet, if the wallet itself is compromised by an infostealer, when it automatically updates in the digital wallet cybercriminals have access to the digital wallet, and they have access to the new card," she adds. ### A Continual Reassessment The challenge is compounded by our expanding digital footprint. Many of us maintain multiple digital and mobile wallets alongside an increasing number of payment cards, creating more potential points of exposure. "We have to treat the card replacement as just one part of the remediation," Goldberg says. "Just reissuing the card isn't going to remove the infostealer, the infection on the device, or repair a wallet that's been compromised. There has to be a unique way of verifying the authenticity of that transaction every time it's conducted." Addressing the problem will require a multi-faceted approach. One potential strategy is to reduce reliance on autofill by requiring users to authenticate each time they access their wallets. Some institutions are taking this a step further by incorporating hardware authentication keys. These physical devices add an extra layer of security, making it harder for cybercriminals to gain access even if they have your credentials. ### What This Means for You As a consumer, it's important to stay informed and take steps to protect yourself: - **Use strong, unique passwords** for each account and consider a password manager. - **Enable two-factor authentication** wherever possible. - **Keep your devices updated** with the latest security patches. - **Monitor your accounts regularly** for any suspicious activity. - **Be cautious with autofill** and consider manually entering information for sensitive transactions. The digital wallet landscape is evolving, and so are the threats. By staying aware and adopting good security habits, you can enjoy the convenience of digital payments while minimizing the risks.