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TRON API method that derives an authentication key (ak) from an authentication secret key (ask) for shielded TRC20 transactions. This is part of the key derivation process in the shielded transaction protocol.
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Parameters

  • value — the authentication secret key (ask) in hexadecimal format

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Response

  • value — the derived authentication key (ak) in hexadecimal format

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Use case

The wallet/getakfromask method is used for:
  • Deriving authentication keys needed for shielded transaction verification
  • Converting secret keys to public key components in the shielded protocol
  • Supporting cryptographic operations in privacy-preserving transactions
  • Enabling wallet implementations of shielded TRC20 functionality