rtek1000 Active Member Licensed User Longtime User Dec 18, 2023 #1 I found some tips: Authenticating your users via Microsoft using Firebase B4J Tutorial [B4x]Google Authenticator OTP (others will do, too) complete example with code Android Code Snippet [B4x] Use OTP in your apps (php code also included) B4R Tutorial ESP32: OTP/2FA example There is also this quote (FreeOTP) from this post, which might be interesting to look up codes for: https://freeotp.github.io/ https://github.com/freeotp https://github.com/freeotp/freeotp-android FreeOTP implements open standards: HOTP, TOTP. This means that no proprietary server-side component is necessary: use any server-side component that implements these standards Click to expand...
I found some tips: Authenticating your users via Microsoft using Firebase B4J Tutorial [B4x]Google Authenticator OTP (others will do, too) complete example with code Android Code Snippet [B4x] Use OTP in your apps (php code also included) B4R Tutorial ESP32: OTP/2FA example There is also this quote (FreeOTP) from this post, which might be interesting to look up codes for: https://freeotp.github.io/ https://github.com/freeotp https://github.com/freeotp/freeotp-android FreeOTP implements open standards: HOTP, TOTP. This means that no proprietary server-side component is necessary: use any server-side component that implements these standards Click to expand...