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;

import java.util.Date;


DER UTC time object.

/**
 * DER UTC time object.
 */
public class DERUTCTime
    extends ASN1UTCTime
{
    DERUTCTime(byte[] bytes)
    {
        super(bytes);
    }

    public DERUTCTime(Date time)
    {
        super(time);
    }

    public DERUTCTime(String time)
    {
        super(time);
    }

    // TODO: create proper DER encoding.
}