if accessKey == "" || !cred.IsTemp() || cred.IsExpired() || cred.ParentUser == "" {
		return time.Time{}, errInvalidArgument
	}

	ttl := int64(cred.Expiration.Sub(UTCNow()).Seconds())

	cache := store.lock()
	defer store.unlock()

	if policyName != "" {
		mp := newMappedPolicy(policyName)

				return
			}
			for policyName, policy := range allPolicies {
				if policy.IsEmpty() {
					err = globalIAMSys.DeletePolicy(ctx, policyName, true)
				} else {
					_, err = globalIAMSys.SetPolicy(ctx, policyName, policy)
				}
				if err != nil {
					writeErrorResponseJSON(ctx, w, importError(ctx, err, allPoliciesFile, policyName), r.URL)
					return
				}
			}
		}
	}

	policiesList := listedConfigItems[policiesListKey]
	for _, item := range policiesList {
		policyName := path.Dir(item)
		if err := iamOS.loadPolicyDoc(ctx, policyName, cache.iamPolicyDocsMap); err != nil && !errors.Is(err, errNoSuchPolicy) {
			return fmt.Errorf("unable to load the policy doc `%s`: %w", policyName, err)
		}
	}
	setDefaultCannedPolicies(cache.iamPolicyDocsMap)

func (sys *IAMSys) DeletePolicy(ctx context.Context, policyName string, notifyPeers bool) error {
	if !sys.Initialized() {
		return errServerNotInitialized
	}

	for _, v := range policy.DefaultPolicies {
		if v.Name == policyName {
			if err := checkConfig(ctx, globalObjectAPI, getPolicyDocPath(policyName)); err != nil && err == errConfigNotFound {

		if ok {
			policyName = globalIAMSys.CurrentPolicies(policies)
		}

		if newGlobalAuthZPluginFn() == nil {
			if !ok {
				writeSTSErrorResponse(ctx, w, ErrSTSInvalidParameterValue,
					fmt.Errorf("%s claim missing from the JWT token, credentials will not be generated", iamPolicyClaimNameOpenID()))
				return
			} else if policyName == "" {

	objAPI := newObjectLayerFn()
	if objAPI == nil {
		return np, grid.NewRemoteErr(errServerNotInitialized)
	}

	policyName := mss.Get(peerRESTPolicy)
	if policyName == "" {
		return np, grid.NewRemoteErr(errors.New("policyName is missing"))
	}

	if err := globalIAMSys.DeletePolicy(context.Background(), policyName, false); err != nil {
		return np, grid.NewRemoteErr(err)
	}

	return
}

kind: ValidatingAdmissionPolicyBinding
metadata:
  name: "stable-channel-policy-binding{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}-{{ .Values.global.istioNamespace }}.istio.io"
spec:
  policyName: "stable-channel-policy{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}-{{ .Values.global.istioNamespace }}.istio.io"
  validationActions: [Deny]

          )
        )
---
apiVersion: admissionregistration.k8s.io/v1
kind: ValidatingAdmissionPolicyBinding
metadata:
  name: "stable-channel-default-policy-binding.istio.io"
spec:
  policyName: "stable-channel-default-policy.istio.io"
  validationActions: [Deny]

func (client *peerRESTClient) DeletePolicy(policyName string) (err error) {
	_, err = deletePolicyRPC.Call(context.Background(), client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTPolicy: policyName,
	}))
	return err
}

// LoadPolicy - reload a specific canned policy.
func (client *peerRESTClient) LoadPolicy(policyName string) (err error) {

			p.DiscoveryDoc.ScopesSupported = scopes
		}

		// Check if claim name is the non-default value and role policy is set.
		if p.ClaimName != policy.PolicyName && p.RolePolicy != "" {
			// In the unlikely event that the user specifies
			// `policy.PolicyName` as the claim name explicitly and sets
			// a role policy, this check is thwarted, but we will be using
			// the role policy anyway.