Module java.base
Package java.security.interfaces

# Interface ECPublicKey

All Superinterfaces:
  `ECKey`, `Key`, `PublicKey`, `Serializable`

public interface ECPublicKey extends PublicKey, ECKey
The interface to an elliptic curve (EC) public key.

Since:
  1.5
See Also:
  - `PublicKey`
  - `ECKey`
  - `ECPoint`

## Field Summary

Fields
Modifier and Type
Field
Description
`static final long`
`serialVersionUID`
Deprecated.
A `serialVersionUID` field in an interface is ineffectual.

## Method Summary

Modifier and Type
Method
Description
`ECPoint`
`getW()`
Returns the public point W.

### Methods declared in interface java.security.interfaces.ECKey

`getParams`

### Methods declared in interface java.security.Key

`getAlgorithm, getEncoded, getFormat`

## Field Details

### serialVersionUID

@Deprecated static final long serialVersionUID
Deprecated.
A `serialVersionUID` field in an interface is ineffectual. Do not use; no replacement.
The class fingerprint that is set to indicate serialization compatibility.

See Also:
  - Constant Field Values

## Method Details

### getW

ECPoint getW()
Returns the public point W.

Returns:
  the public point W.