Millions of unsecured Wi-Fi networks are putting data at risk

New threat intelligence from Zimperium reveals over five million unsecured public Wi-Fi networks have been detected globally since the beginning of 2025, with a staggering 33 percent of users still connecting to these open networks, putting enterprise data at risk in the process. “Mobile devices are now a primary gateway to corporate data, but during travel, they’re also the most vulnerable,” says Kern Smith, VP of global solutions  at Zimperium. “Unsecured Wi-Fi, phishing disguised as travel alerts, and risky sideloaded apps are creating an ideal attack surface for cybercriminals -- especially in peak travel months.” Researchers have identified significant spikes… [Continue Reading]