diff --git a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/KeystoreTool.java b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/KeystoreTool.java
index 842e835b50dafbd44473b3e6131392827e8070e7..96d24e01732ff3d7da05c6e0d475afdb4ddc0eb3 100644
--- a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/KeystoreTool.java
+++ b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/KeystoreTool.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2017 adorsys GmbH & Co. KG
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package de.adorsys.ohos.securestoragelibrary;
 
 import ohos.agp.render.render3d.BuildConfig;
@@ -17,7 +33,6 @@ import java.util.Base64;
 import static de.adorsys.ohos.securestoragelibrary.SecureStorageException.ExceptionType.CRYPTO_EXCEPTION;
 import static de.adorsys.ohos.securestoragelibrary.SecureStorageException.ExceptionType.KEYSTORE_EXCEPTION;
 
-
 public final class KeystoreTool {
     private static final HiLogLabel LABEL = new HiLogLabel(HiLog.LOG_APP, 0x000110, "KeystoreTool");
     private static final String KEY_ALIAS = "rsaKeyPair";
diff --git a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/PRNGFixes.java b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/PRNGFixes.java
index d45397627e2995193de02f294973f2efb2f9ce5c..519bb23b845b62a19cc2877a7d9b372ea88433bc 100644
--- a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/PRNGFixes.java
+++ b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/PRNGFixes.java
@@ -1,5 +1,16 @@
 package de.adorsys.ohos.securestoragelibrary;
 
+/*
+ * This software is provided 'as-is', without any express or implied
+ * warranty.  In no event will Google be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, as long as the origin is not misrepresented.
+ */
+
+
 import ohos.hiviewdfx.HiLog;
 import ohos.hiviewdfx.HiLogLabel;
 import ohos.os.ProcessManager;
diff --git a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecurePreferences.java b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecurePreferences.java
index d2055baf4a324d16ce423ac946a866e76716ec80..f28037647f918dade67196231ec1e4cc5eb7472f 100644
--- a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecurePreferences.java
+++ b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecurePreferences.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2017 adorsys GmbH & Co. KG
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package de.adorsys.ohos.securestoragelibrary;
 
 import ohos.app.Context;
diff --git a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecureStorageException.java b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecureStorageException.java
index 84ea207e0cba17103a19d433305ca6dab98ca003..edea4daaae0c718c0a5f4847e79f7ff69d004505 100644
--- a/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecureStorageException.java
+++ b/securestoragelibrary/src/main/java/de/adorsys/ohos/securestoragelibrary/SecureStorageException.java
@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2017 adorsys GmbH & Co. KG
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package de.adorsys.ohos.securestoragelibrary;
 
 /**