diff --git a/src/main/java/org/gcube/common/authorization/utils/user/GCubeUser.java b/src/main/java/org/gcube/common/authorization/utils/user/GCubeUser.java
index 0e77bf3..1339fe8 100644
--- a/src/main/java/org/gcube/common/authorization/utils/user/GCubeUser.java
+++ b/src/main/java/org/gcube/common/authorization/utils/user/GCubeUser.java
@@ -22,18 +22,6 @@ public class GCubeUser implements User {
 	@JsonIgnore
 	protected Map<String, Object> additionalProperties;
 	
-	public GCubeUser() {
-		this.additionalProperties = new HashMap<>();
-		
-		// This info are not always present. Setting an empty string to avoid null
-		this.givenName = "";
-		this.familyName = "";
-		this.eMail = "";
-		this.jobTitle = "";
-		this.picture = "";
-		this.middleName = "";
-	}
-	
 	@JsonProperty("id")
 	protected String username;
 	@JsonProperty("roles")
@@ -53,6 +41,23 @@ public class GCubeUser implements User {
 	@JsonProperty("middle_name")
 	protected String middleName;
 	
+	@JsonIgnore
+	protected boolean application;
+	
+	public GCubeUser() {
+		this.additionalProperties = new HashMap<>();
+		
+		// This info are not always present. Setting an empty string to avoid null
+		this.givenName = "";
+		this.familyName = "";
+		this.eMail = "";
+		this.jobTitle = "";
+		this.picture = "";
+		this.middleName = "";
+		this.application = false;
+	}
+	
+	
 	@Override
 	public String getUsername() {
 		return username;
@@ -61,7 +66,16 @@ public class GCubeUser implements User {
 	public void setUsername(String username) {
 		this.username = username;
 	}
+	
+	@Override
+	public boolean isApplication() {
+		return application;
+	}
 
+	public void setApplication(boolean application) {
+		this.application = application;
+	}
+	
 	@Override
 	public Collection<String> getRoles() {
 		return roles;
@@ -117,4 +131,49 @@ public class GCubeUser implements User {
 		this.additionalProperties.put(key, value);
 	}
 
+	@Override
+	public String getFullName() {
+		return getFullName(false);
+	}
+
+	@Override
+	public String getFullName(boolean nameSurname) {
+		if(isApplication()) {
+			return getUsername();
+		}
+		
+		StringBuffer stringBuffer = new StringBuffer();
+		boolean found = false;
+		String surname = getFamilyName();
+		String name = getGivenName();
+		
+		if(nameSurname) {
+			if(name!=null && name.trim().length()>0) {
+				stringBuffer.append(name.trim());
+				found = true;
+			}
+			if(surname!=null && surname.trim().length()>0) {
+				if(found) {
+					stringBuffer.append(" ");
+				}
+				stringBuffer.append(surname.trim());
+				found = true;
+			}
+		}else {
+			if(surname!=null && surname.trim().length()>0) {
+				stringBuffer.append(surname.trim());
+				found = true;
+			}
+			if(name!=null && name.trim().length()>0) {
+				if(found) {
+					stringBuffer.append(" ");
+				}
+				stringBuffer.append(name.trim());
+				found = true;
+			}
+		}
+		
+		return stringBuffer.toString();
+	}
+
 }
diff --git a/src/main/java/org/gcube/common/authorization/utils/user/KeycloakUser.java b/src/main/java/org/gcube/common/authorization/utils/user/KeycloakUser.java
index 32b87ea..e604cc5 100644
--- a/src/main/java/org/gcube/common/authorization/utils/user/KeycloakUser.java
+++ b/src/main/java/org/gcube/common/authorization/utils/user/KeycloakUser.java
@@ -15,8 +15,10 @@ public class KeycloakUser extends AccessToken implements User {
 	 */
 	private static final long serialVersionUID = -7083648026885406300L;
 
-	protected Collection<String> roles;
+	public static final String CLIENT_ID_PROPERTY = "clientId";
 	
+	protected Collection<String> roles;
+	protected Boolean application;
 	
 	@Override
 	@JsonIgnore
@@ -24,6 +26,14 @@ public class KeycloakUser extends AccessToken implements User {
 		return getPreferredUsername();
 	}
 
+	@Override
+	public boolean isApplication() {
+		if(application==null) {
+			application = getOtherClaims().get(CLIENT_ID_PROPERTY)!=null;
+		}
+		return application;
+	}
+	
 	@Override
 	@JsonIgnore
 	public Collection<String> getRoles() {
@@ -40,5 +50,51 @@ public class KeycloakUser extends AccessToken implements User {
 	public String getAbout() {
 		return "";
 	}
+	
+	@Override
+	public String getFullName() {
+		return getFullName(false);
+	}
+	
+	@Override
+	public String getFullName(boolean nameSurname) {
+		if(isApplication()) {
+			String clientID = (String) getOtherClaims().getOrDefault("clientId", getUsername());
+			return clientID; 
+		}
+		
+		StringBuffer stringBuffer = new StringBuffer();
+		boolean found = false;
+		String surname = getFamilyName();
+		String name = getGivenName();
+		
+		if(nameSurname) {
+			if(name!=null && name.trim().length()>0) {
+				stringBuffer.append(name.trim());
+				found = true;
+			}
+			if(surname!=null && surname.trim().length()>0) {
+				if(found) {
+					stringBuffer.append(" ");
+				}
+				stringBuffer.append(surname.trim());
+				found = true;
+			}
+		}else {
+			if(surname!=null && surname.trim().length()>0) {
+				stringBuffer.append(surname.trim());
+				found = true;
+			}
+			if(name!=null && name.trim().length()>0) {
+				if(found) {
+					stringBuffer.append(" ");
+				}
+				stringBuffer.append(name.trim());
+				found = true;
+			}
+		}
+		
+		return stringBuffer.toString();
+	}
 
 }