EndoUtil (Bouncy Castle Library 1.85 API Specification)
Date: 2026-07-12

org.bouncycastle.math.ec.endo

## Class EndoUtil

- java.lang.Object
- - org.bouncycastle.math.ec.endo.EndoUtil

-     public abstract class EndoUtil
      extends java.lang.Object

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static java.lang.String` | `PRECOMP_NAME`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `EndoUtil()`

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static java.math.BigInteger[]` | `decomposeScalar(ScalarSplitParameters p, java.math.BigInteger k)`
    `static ECPoint` | `mapPoint(ECEndomorphism endomorphism, ECPoint p)`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### PRECOMP_NAME

          public static final java.lang.String PRECOMP_NAME

      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### EndoUtil

          public EndoUtil()

  - ### Method Detail

    - #### decomposeScalar

          public static java.math.BigInteger[] decomposeScalar(ScalarSplitParameters p,
                                                               java.math.BigInteger k)

    - #### mapPoint

          public static ECPoint mapPoint(ECEndomorphism endomorphism,
                                         ECPoint p)