swIDch Auth by swIDch is a next-generation user authentication solution that provides authentication functions including FIDO authentication and mobile one-time password (mOTP). It offers a ready-to-use authentication solution with FIDO 1.0 & FIDO 2 certification and 1st grade GS certification. swIDch Auth can be deployed either as a package supporting everything from designing to deploying, or as an SDK enabling direct authentication design from FIDO to mOTP.