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  1. KMatle

    B4J Tutorial [B4x] RSA sign & verify messages (extra: with corresponding php code)

    This little tutorial is about signing and verifying data you send/receive between apps (= all "programs", even websites). You can use it in B4A without a change (I don't know how B4i works, but I assume there are similar libs). You should know how RSA works. If not, take a Google search and you...
  2. Alexander Stolte

    Android Code Snippet [B4X] RSA Encrypt and Decrypt

    Hey, i build a auth method for my app to protect my API and one of this step is to signed requests to the api to ensure that every request comes from my app. RSA is the best method for that, because this is not a hash, so that the same input is ever the same output. The API knows the Private...
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