ECKey (Java Platform SE 8 )
Keywords: java.security.interfaces.ECKey interface
Date: 2026-04-17

compact1, compact2, compact3
java.security.interfaces

## Interface ECKey

- All Known Subinterfaces:
    ECPrivateKey, ECPublicKey

      public interface ECKey

  The interface to an elliptic curve (EC) key.
  Since:
    1.5

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `ECParameterSpec` | `getParams()` Returns the domain parameters associated with this key.

- - ### Method Detail

    - #### getParams

          ECParameterSpec getParams()

      Returns the domain parameters associated with this key. The domain parameters are either explicitly specified or implicitly created during key generation.
      Returns:
        the associated domain parameters.

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