diff --git a/ChangeLog b/ChangeLog
index 8b1a59d..8f07373 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+v4.2.3 (2017-07-31)
+---------------------------
+* added ArangoDatabaseAsync.getPermissions(String)
+* added ArangoCollectionAsync.getPermissions(String)
+* added ArangoDBAsync.grantDefaultDatabaseAccess(String, Permissions)
+* added ArangoDBAsync.grantDefaultCollectionAccess(String, Permissions)
+* added ArangoDatabaseAsync.grantDefaultCollectionAccess(String, Permissions)
+* fixed DateUtil (thread-safe)
+
 v4.2.2 (2017-07-20)
 ---------------------------
 * added ArangoDatabaseAsync.grantAccess(String, Permissions)
diff --git a/pom.xml b/pom.xml
index 734526b..5165d65 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
 	<groupId>com.arangodb</groupId>
 	<artifactId>arangodb-java-driver-async</artifactId>
-	<version>4.2.3-SNAPSHOT</version>
+	<version>4.2.3</version>
 	<inceptionYear>2016</inceptionYear>
 	<packaging>jar</packaging>
 
diff --git a/src/main/java/com/arangodb/ArangoCollectionAsync.java b/src/main/java/com/arangodb/ArangoCollectionAsync.java
index c3c6b9e..828a110 100644
--- a/src/main/java/com/arangodb/ArangoCollectionAsync.java
+++ b/src/main/java/com/arangodb/ArangoCollectionAsync.java
@@ -837,10 +837,24 @@ public CompletableFuture<Void> revokeAccess(final String user) {
 	 *      Documentation</a>
 	 * @param user
 	 *            The name of the user
+	 * @since ArangoDB 3.2.0
 	 * @return void
 	 */
 	public CompletableFuture<Void> resetAccess(final String user) {
 		return executor.execute(resetAccessRequest(user), Void.class);
 	}
 
+	/**
+	 * Get the collection access level
+	 * 
+	 * @see <a href= "https://docs.arangodb.com/current/HTTP/UserManagement/#get-the-specific-collection-access-level">
+	 *      API Documentation</a>
+	 * @param user
+	 *            The name of the user
+	 * @return permissions of the user
+	 * @since ArangoDB 3.2.0
+	 */
+	public CompletableFuture<Permissions> getPermissions(final String user) throws ArangoDBException {
+		return executor.execute(getPermissionsRequest(user), getPermissionsResponseDeserialzer());
+	}
 }
diff --git a/src/main/java/com/arangodb/ArangoDBAsync.java b/src/main/java/com/arangodb/ArangoDBAsync.java
index ddd55f6..9e531ca 100644
--- a/src/main/java/com/arangodb/ArangoDBAsync.java
+++ b/src/main/java/com/arangodb/ArangoDBAsync.java
@@ -576,14 +576,68 @@ public CompletableFuture<UserEntity> replaceUser(final String user, final UserUp
 		return executor.execute(replaceUserRequest(db().name(), user, options), UserEntity.class);
 	}
 
+	/**
+	 * @deprecated use {@link #grantDefaultDatabaseAccess(String, Permissions)} instead
+	 * 
+	 * @param user
+	 *            The name of the user
+	 * @param permissions
+	 *            The permissions the user grant
+	 * @since ArangoDB 3.2.0
+	 * @return void
+	 */
+	@Deprecated
 	public CompletableFuture<Void> updateUserDefaultDatabaseAccess(final String user, final Permissions permissions) {
 		return executor.execute(updateUserDefaultDatabaseAccessRequest(user, permissions), Void.class);
 	}
 
+	/**
+	 * Sets the default access level for databases for the user <code>user</code>. You need permission to the _system
+	 * database in order to execute this call.
+	 * 
+	 * @param user
+	 *            The name of the user
+	 * @param permissions
+	 *            The permissions the user grant
+	 * @since ArangoDB 3.2.0
+	 * @return void
+	 */
+	public CompletableFuture<Void> grantDefaultDatabaseAccess(final String user, final Permissions permissions)
+			throws ArangoDBException {
+		return executor.execute(updateUserDefaultDatabaseAccessRequest(user, permissions), Void.class);
+	}
+
+	/**
+	 * @deprecated user {@link #grantDefaultCollectionAccess(String, Permissions)} instead
+	 * 
+	 * @param user
+	 *            The name of the user
+	 * @param permissions
+	 *            The permissions the user grant
+	 * @since ArangoDB 3.2.0
+	 * @return void
+	 */
+	@Deprecated
 	public CompletableFuture<Void> updateUserDefaultCollectionAccess(final String user, final Permissions permissions) {
 		return executor.execute(updateUserDefaultCollectionAccessRequest(user, permissions), Void.class);
 	}
 
+	/**
+	 * Sets the default access level for collections for the user <code>user</code>. You need permission to the _system
+	 * database in order to execute this call.
+	 * 
+	 * @param user
+	 *            The name of the user
+	 * @param permissions
+	 *            The permissions the user grant
+	 * @since ArangoDB 3.2.0
+	 * @return void
+	 */
+	public CompletableFuture<Void> grantDefaultCollectionAccess(final String user, final Permissions permissions)
+			throws ArangoDBException {
+		return executor.execute(updateUserDefaultCollectionAccessRequest(user, permissions), Void.class);
+	}
+
 	/**
 	 * Generic Execute. Use this method to execute custom FOXX services.
 	 * 
diff --git a/src/main/java/com/arangodb/ArangoDatabaseAsync.java b/src/main/java/com/arangodb/ArangoDatabaseAsync.java
index d494b2c..99411df 100644
--- a/src/main/java/com/arangodb/ArangoDatabaseAsync.java
+++ b/src/main/java/com/arangodb/ArangoDatabaseAsync.java
@@ -260,16 +260,56 @@ public CompletableFuture<Void> revokeAccess(final String user) {
 	 *      API Documentation</a>
 	 * @param user
 	 *            The name of the user
+	 * @since ArangoDB 3.2.0
 	 * @return void
 	 */
 	public CompletableFuture<Void> resetAccess(final String user) {
 		return executor.execute(resetAccessRequest(user), Void.class);
 	}
 
+	/**
+	 * Sets the default access level for collections within this database for the user <code>user</code>. You need
+	 * permission to the _system database in order to execute this call.
+	 * 
+	 * @param user
+	 *            The name of the user
+	 * @param permissions
+	 *            The permissions the user grant
+	 * @since ArangoDB 3.2.0
+	 * @throws ArangoDBException
+	 */
+	public CompletableFuture<Void> grantDefaultCollectionAccess(final String user, final Permissions permissions)
+			throws ArangoDBException {
+		return executor.execute(updateUserDefaultCollectionAccessRequest(user, permissions), Void.class);
+	}
+
+	/**
+	 * @deprecated use {@link #grantDefaultCollectionAccess(String, Permissions)} instead
+	 * @param user
+	 *            The name of the user
+	 * @param permissions
+	 *            The permissions the user grant
+	 * @since ArangoDB 3.2.0
+	 */
+	@Deprecated
 	public CompletableFuture<Void> updateUserDefaultCollectionAccess(final String user, final Permissions permissions) {
 		return executor.execute(updateUserDefaultCollectionAccessRequest(user, permissions), Void.class);
 	}
 
+	/**
+	 * Get specific database access level
+	 * 
+	 * @see <a href= "https://docs.arangodb.com/current/HTTP/UserManagement/#get-the-database-access-level"> API
+	 *      Documentation</a>
+	 * @param user
+	 *            The name of the user
+	 * @return permissions of the user
+	 * @since ArangoDB 3.2.0
+	 */
+	public CompletableFuture<Permissions> getPermissions(final String user) throws ArangoDBException {
+		return executor.execute(getPermissionsRequest(user), getPermissionsResponseDeserialzer());
+	}
+
 	/**
 	 * Create a cursor and return the first results
 	 * 
diff --git a/src/test/java/com/arangodb/ArangoCollectionTest.java b/src/test/java/com/arangodb/ArangoCollectionTest.java
index 2ff5cce..4f3ae5f 100644
--- a/src/test/java/com/arangodb/ArangoCollectionTest.java
+++ b/src/test/java/com/arangodb/ArangoCollectionTest.java
@@ -2112,4 +2112,8 @@ public void resetAccessUserNotFound() throws InterruptedException, ExecutionExce
 		db.collection(COLLECTION_NAME).resetAccess("user1").get();
 	}
 
+	@Test
+	public void getPermissions() throws ArangoDBException, InterruptedException, ExecutionException {
+		assertThat(Permissions.RW, is(db.collection(COLLECTION_NAME).getPermissions("root").get()));
+	}
 }
diff --git a/src/test/java/com/arangodb/ArangoDBTest.java b/src/test/java/com/arangodb/ArangoDBTest.java
index 2f9f581..4577050 100644
--- a/src/test/java/com/arangodb/ArangoDBTest.java
+++ b/src/test/java/com/arangodb/ArangoDBTest.java
@@ -321,7 +321,7 @@ public void updateUserDefaultDatabaseAccess() throws InterruptedException, Execu
 		final ArangoDBAsync arangoDB = new ArangoDBAsync.Builder().build();
 		try {
 			arangoDB.createUser(USER, PW).get();
-			arangoDB.updateUserDefaultDatabaseAccess(USER, Permissions.RW).get();
+			arangoDB.grantDefaultDatabaseAccess(USER, Permissions.RW).get();
 		} finally {
 			arangoDB.deleteUser(USER).get();
 		}
@@ -332,7 +332,7 @@ public void updateUserDefaultCollectionAccess() throws InterruptedException, Exe
 		final ArangoDBAsync arangoDB = new ArangoDBAsync.Builder().build();
 		try {
 			arangoDB.createUser(USER, PW).get();
-			arangoDB.updateUserDefaultCollectionAccess(USER, Permissions.RW).get();
+			arangoDB.grantDefaultCollectionAccess(USER, Permissions.RW).get();
 		} finally {
 			arangoDB.deleteUser(USER).get();
 		}
diff --git a/src/test/java/com/arangodb/ArangoDatabaseTest.java b/src/test/java/com/arangodb/ArangoDatabaseTest.java
index 615a77b..f84da4e 100644
--- a/src/test/java/com/arangodb/ArangoDatabaseTest.java
+++ b/src/test/java/com/arangodb/ArangoDatabaseTest.java
@@ -400,15 +400,20 @@ public void resetAccessUserNotFound() throws InterruptedException, ExecutionExce
 	}
 
 	@Test
-	public void updateUserDefaultCollectionAccess() throws InterruptedException, ExecutionException {
+	public void grantDefaultCollectionAccess() throws InterruptedException, ExecutionException {
 		try {
 			arangoDB.createUser("user1", "1234").get();
-			db.updateUserDefaultCollectionAccess("user1", Permissions.RW).get();
+			db.grantDefaultCollectionAccess("user1", Permissions.RW).get();
 		} finally {
 			arangoDB.deleteUser("user1").get();
 		}
 	}
 
+	@Test
+	public void getPermissions() throws ArangoDBException, InterruptedException, ExecutionException {
+		assertThat(Permissions.RW, is(db.getPermissions("root").get()));
+	}
+
 	@Test
 	public void query() throws InterruptedException, ExecutionException {
 		try {