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Circular has announced the Ring 3 Series of smart rings, which introduce contactless payments via NFC and vibrating alerts, along with improved sensors and battery life for health tracking.
A WIRED article reports on multiple tech security issues, including a research finding that expired Visa cards can be exploited for contactless payments through a man-in-the-middle app, along with other stories on AI surveillance, privacy breaches, and encryption debates.
Cash App has launched the Cash App Wand, an NFC-enabled iridescent wand accessory priced at $25 that allows users to make contactless payments without their phone or card. Designed to appeal to teenagers, it pairs with an active Cash App Card and works wherever Visa tap to pay is accepted.