One-time passcode generator that provides an extra layer of security. The FedSecure app is an all-purpose one-time passcode (OTP) generator that provides an extra layer of security when you shop online or access online accounts. With FedSecure, you use your mobile device to generate a passcode that can be used to verify FedNet payment transaction, or to login to an internet Banking account. How does app work: Please login to FedNet, go to My Profile: Profile Activities > Change 2FA Online >