http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
package org.bouncycastle.asn1.edec;

import org.bouncycastle.asn1.ASN1ObjectIdentifier;


Edwards Elliptic Curve Object Identifiers (RFC 8410)

/**
 * Edwards Elliptic Curve Object Identifiers (RFC 8410)
 */
public interface EdECObjectIdentifiers
{
    ASN1ObjectIdentifier id_edwards_curve_algs      = new ASN1ObjectIdentifier("1.3.101");

    ASN1ObjectIdentifier id_X25519 = id_edwards_curve_algs.branch("110").intern();
    ASN1ObjectIdentifier id_X448 = id_edwards_curve_algs.branch("111").intern();
    ASN1ObjectIdentifier id_Ed25519 = id_edwards_curve_algs.branch("112").intern();
    ASN1ObjectIdentifier id_Ed448 = id_edwards_curve_algs.branch("113").intern();
}