G&D Mobile Security, FitPay, and STMicroelectronics (STM) can offer financial institutions and manufacturers worldwide a turnkey service for deploying smart wearable payment devices including watches, event bands, rings, and key fobs. This is the first end-to-end service to come to market since Visa and Mastercard finalized payment certification criteria for wearables last year. STM manufactures the secure element (SE), trusted hardware that stores the credential, and related peripherals. FitPay is the token requester. That token, which replaces the actual primary card account number, i...