diff --git a/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestCriteria.java b/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestCriteria.java
index 52e3acc..ef685ea 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestCriteria.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestCriteria.java
@@ -14,10 +14,30 @@ public class GeonetworkRequestCriteria {
 	private String scope;
 	private final String FILTER_PUBLIC_IDS = "FILTER_PUBLIC_IDS";
 	private boolean valueOfFilterPublicIds;
+	private boolean authOnGeonetwork;
+	private boolean noAuthOnGeonetwork;
 
-	GeonetworkRequestCriteria(String scope, boolean valueOfFilterPublicIds){
+	/**
+	 * Instantiates a new geonetwork request criteria.
+	 *
+	 * @param scope the scope
+	 * @param valueOfFilterPublicIds the value of filter public ids
+	 * @param noAuthOnGeonetowrk the no auth on geonetowrk
+	 */
+	GeonetworkRequestCriteria(String scope, boolean valueOfFilterPublicIds, boolean noAuthOnGeonetowrk){
 		this.scope = scope;
 		this.valueOfFilterPublicIds = valueOfFilterPublicIds;
+		this.noAuthOnGeonetwork = noAuthOnGeonetowrk;
+	}
+
+
+
+	/**
+	 * @return the noAuthOnGeonetwork
+	 */
+	public boolean isNoAuthOnGeonetwork() {
+
+		return noAuthOnGeonetwork;
 	}
 
 
@@ -57,6 +77,7 @@ public class GeonetworkRequestCriteria {
 	}
 
 
+
 	/* (non-Javadoc)
 	 * @see java.lang.Object#toString()
 	 */
@@ -64,15 +85,16 @@ public class GeonetworkRequestCriteria {
 	public String toString() {
 
 		StringBuilder builder = new StringBuilder();
-		builder.append("GeonetworkQueryCriteria [scope=");
+		builder.append("GeonetworkRequestCriteria [scope=");
 		builder.append(scope);
 		builder.append(", FILTER_PUBLIC_IDS=");
 		builder.append(FILTER_PUBLIC_IDS);
 		builder.append(", valueOfFilterPublicIds=");
 		builder.append(valueOfFilterPublicIds);
+		builder.append(", authOnGeonetwork=");
+		builder.append(authOnGeonetwork);
 		builder.append("]");
 		return builder.toString();
 	}
 
-
 }
diff --git a/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestDecoder.java b/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestDecoder.java
index d4cf114..e0bb205 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestDecoder.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/GeonetworkRequestDecoder.java
@@ -43,8 +43,9 @@ public class GeonetworkRequestDecoder {
 
 		GeonetworkRequestCriteria rc = getGeonetworkRequestCriteria(params[0]);
 		logger.debug("scope value is: "+rc.getScope());
-		newURI = UriResolverRewriteFilter.SERVLET_GEONETWORK + "?" + GeonetworkResolver.SCOPE + "=" + rc.getScope() +"&"+ GeonetworkResolver.PARAMETER_FILTER_PUBLIC_IDS +"="+rc.isValueOfFilterPublicIds();
+		newURI = UriResolverRewriteFilter.SERVLET_GEONETWORK + "?" + GeonetworkResolver.SCOPE + "=" + rc.getScope() +"&"+ GeonetworkResolver.PARAMETER_FILTER_PUBLIC_IDS +"="+rc.isValueOfFilterPublicIds() +"&"+GeonetworkResolver.PARAMETER_NO_AUTHENTICATION+"="+rc.isNoAuthOnGeonetwork();
 		logger.debug(GeonetworkResolver.PARAMETER_FILTER_PUBLIC_IDS +" is: "+rc.isValueOfFilterPublicIds());
+		logger.debug(GeonetworkResolver.PARAMETER_NO_AUTHENTICATION +" is: "+rc.isNoAuthOnGeonetwork());
 
 		if(params.length>1){
 			String remainPath = "";
@@ -75,14 +76,16 @@ public class GeonetworkRequestDecoder {
 		int index = request.indexOf(UriResolverRewriteFilter.REQUEST_PARAMETER_SEPARATOR);
 		String scope = "";
 		boolean filterPublicIds = false;
+		boolean authOnGN = false;
 		logger.trace("Index of "+UriResolverRewriteFilter.REQUEST_PARAMETER_SEPARATOR+ " is "+index);
 		if(index!=-1){
 			scope = request.substring(0,index);
 			filterPublicIds = StringUtils.containsIgnoreCase(request,UriResolverRewriteFilter.PARAMETER_FILTER_PUBLIC_IDS);
+			authOnGN = StringUtils.containsIgnoreCase(request,UriResolverRewriteFilter.PARAMETER_NO_AUTHENTICATION);
 		}else
 			scope = request;
 
-		return new GeonetworkRequestCriteria("/"+scope.replaceAll("_", "/"), filterPublicIds);
+		return new GeonetworkRequestCriteria("/"+scope.replaceAll("_", "/"), filterPublicIds, authOnGN);
 	}
 
 
diff --git a/src/main/java/org/gcube/datatransfer/resolver/UriResolverRewriteFilter.java b/src/main/java/org/gcube/datatransfer/resolver/UriResolverRewriteFilter.java
index 75b61c4..96ad191 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/UriResolverRewriteFilter.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/UriResolverRewriteFilter.java
@@ -27,6 +27,7 @@ public class UriResolverRewriteFilter implements Filter{
 
 	public static final String SERVLET_GEONETWORK = "/geonetwork";
 	public static final String PARAMETER_FILTER_PUBLIC_IDS = "filterpublicids";
+	public static final String PARAMETER_NO_AUTHENTICATION = "noauthentication";
 	public static final String REQUEST_PARAMETER_SEPARATOR = "#";
 	protected static final String SMP_ID = "smp-id";
 	protected static final String SERVLET_RESOLVER_BY_ID = "id";
diff --git a/src/main/java/org/gcube/datatransfer/resolver/gis/geonetwork/GeonetworkResolver.java b/src/main/java/org/gcube/datatransfer/resolver/gis/geonetwork/GeonetworkResolver.java
index 4233905..861c228 100644
--- a/src/main/java/org/gcube/datatransfer/resolver/gis/geonetwork/GeonetworkResolver.java
+++ b/src/main/java/org/gcube/datatransfer/resolver/gis/geonetwork/GeonetworkResolver.java
@@ -77,6 +77,7 @@ public class GeonetworkResolver extends HttpServlet{
 	public static final String RESET_CACHED_SCOPE = "resetcachedscope";
 	public static final String CSW_SERVER = "srv/en/csw";
 	public static final String PARAMETER_FILTER_PUBLIC_IDS = UriResolverRewriteFilter.PARAMETER_FILTER_PUBLIC_IDS;
+	public static final String PARAMETER_NO_AUTHENTICATION = UriResolverRewriteFilter.PARAMETER_NO_AUTHENTICATION;
 
 	/** The logger. */
 	private static final Logger logger = LoggerFactory.getLogger(GeonetworkResolver.class);
@@ -244,7 +245,9 @@ public class GeonetworkResolver extends HttpServlet{
 		String scope = req.getParameter(SCOPE);
 		String remainValue = req.getParameter(REMAIN_PATH);
 		String filterPublicIDs = req.getParameter(PARAMETER_FILTER_PUBLIC_IDS);
-		boolean filterPublicMetadataIDs = false;
+		String noAuthentication = req.getParameter(PARAMETER_NO_AUTHENTICATION);
+		boolean filterPublicMetadataIDsB = false;
+		boolean noAuthenticationB = false;
 
 		if (scope == null || scope.equals("")) {
 			logger.debug("Scope not found");
@@ -253,11 +256,17 @@ public class GeonetworkResolver extends HttpServlet{
 		}
 
 		if(filterPublicIDs!=null && Boolean.parseBoolean(filterPublicIDs)){
-			filterPublicMetadataIDs = true;
+			filterPublicMetadataIDsB = true;
 		}
 
+		if(noAuthentication!=null && Boolean.parseBoolean(noAuthentication)){
+			noAuthenticationB = true;
+		}
+
+
 		logger.info("SCOPE is: " + scope);
-		logger.info(PARAMETER_FILTER_PUBLIC_IDS +" is "+filterPublicMetadataIDs);
+		logger.info(PARAMETER_FILTER_PUBLIC_IDS +" is "+filterPublicMetadataIDsB);
+		logger.info(PARAMETER_NO_AUTHENTICATION +" is "+noAuthenticationB);
 
 		try {
 
@@ -309,15 +318,15 @@ public class GeonetworkResolver extends HttpServlet{
 			}
 
 			FilterGetRecords filterGetRecords = null;
-			if(filterPublicMetadataIDs){
+			if(filterPublicMetadataIDsB){
 				filterGetRecords = new FilterGetRecords(byteArray.toString());
 			}
 
-			if(account.getUser()!=null){
+			if(account.getUser()!=null && !noAuthenticationB){
 				boolean authorized = GNAuthentication.login(httpUtils, geonetworkParams.getUrl(), account.getUser(), account. getPassword());
 				logger.trace("Authorized on "+geonetworkParams +" ? "+authorized);
 			}else
-				logger.info("Skipping authentication ckan user is null");
+				logger.info("Skipping authentication, either ckan user is null or noAuthentication is required");
 
 
 			logger.info("Sending CSW POST request to URL: "+gnCSWlURL);