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.
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package org.bouncycastle.asn1.x509;

import org.bouncycastle.asn1.ASN1ObjectIdentifier;

public interface X509AttributeIdentifiers
{
    
Deprecated:use id_at_role
/**
     * @deprecated use id_at_role
     */
    static final ASN1ObjectIdentifier RoleSyntax = new ASN1ObjectIdentifier("2.5.4.72");

    static final ASN1ObjectIdentifier id_pe_ac_auditIdentity = X509ObjectIdentifiers.id_pe.branch("4");
    static final ASN1ObjectIdentifier id_pe_aaControls       = X509ObjectIdentifiers.id_pe.branch("6");
    static final ASN1ObjectIdentifier id_pe_ac_proxying      = X509ObjectIdentifiers.id_pe.branch("10");

    static final ASN1ObjectIdentifier id_ce_targetInformation= X509ObjectIdentifiers.id_ce.branch("55");

    static final ASN1ObjectIdentifier id_aca = X509ObjectIdentifiers.id_pkix.branch("10");

    static final ASN1ObjectIdentifier id_aca_authenticationInfo    = id_aca.branch("1");
    static final ASN1ObjectIdentifier id_aca_accessIdentity        = id_aca.branch("2");
    static final ASN1ObjectIdentifier id_aca_chargingIdentity      = id_aca.branch("3");
    static final ASN1ObjectIdentifier id_aca_group                 = id_aca.branch("4");
    // { id-aca 5 } is reserved
    static final ASN1ObjectIdentifier id_aca_encAttrs              = id_aca.branch("6");

    static final ASN1ObjectIdentifier id_at_role = new ASN1ObjectIdentifier("2.5.4.72");
    static final ASN1ObjectIdentifier id_at_clearance = new ASN1ObjectIdentifier("2.5.1.5.55");
}