A cryptocurrency user lost all their assets after connecting their crypto wallet to a public WiFi network at a hotel during a trip. Using an open network inadvertently placed their device in a shared internal environment, where attackers could monitor and manipulate traffic without directly hacking into the wallet provider.
The risk increases when users publicly discuss their crypto assets in public areas, helping malicious actors identify targets and guess common wallet configurations. Subsequently, through a seemingly legitimate DeFi transaction, the victim unknowingly signed an approval to purchase, enabling assets to be withdrawn a few days later without their knowledge.
Experts warn crypto users to avoid public WiFi, limit discussions about assets in crowded places, regularly review wallet approvals, and prioritize using VPNs or personal hotspots to protect digital assets.