diff --git a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/CertificateSecurityException.java b/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/CertificateSecurityException.java
deleted file mode 100644
index fab6592777..0000000000
--- a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/CertificateSecurityException.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/* ====================================================================
-   Licensed to the Apache Software Foundation (ASF) under one or more
-   contributor license agreements.  See the NOTICE file distributed with
-   this work for additional information regarding copyright ownership.
-   The ASF licenses this file to You 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.
-==================================================================== */
-
-/* ====================================================================
-   This product contains an ASLv2 licensed version of the OOXML signer
-   package from the eID Applet project
-   http://code.google.com/p/eid-applet/source/browse/trunk/README.txt  
-   Copyright (C) 2008-2014 FedICT.
-   ================================================================= */ 
-
-package org.apache.poi.poifs.crypt.dsig;
-
-/**
- * Exception thrown in case there is something wrong with the incoming eID
- * certificate.
- * 
- * @author Frank Cornelis
- * 
- */
-public class CertificateSecurityException extends SecurityException {
-
-    private static final long serialVersionUID = 1L;
-
-}
diff --git a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/ExpiredCertificateSecurityException.java b/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/ExpiredCertificateSecurityException.java
deleted file mode 100644
index fddede242b..0000000000
--- a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/ExpiredCertificateSecurityException.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/* ====================================================================
-   Licensed to the Apache Software Foundation (ASF) under one or more
-   contributor license agreements.  See the NOTICE file distributed with
-   this work for additional information regarding copyright ownership.
-   The ASF licenses this file to You 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.
-==================================================================== */
-
-/* ====================================================================
-   This product contains an ASLv2 licensed version of the OOXML signer
-   package from the eID Applet project
-   http://code.google.com/p/eid-applet/source/browse/trunk/README.txt  
-   Copyright (C) 2008-2014 FedICT.
-   ================================================================= */ 
-
-package org.apache.poi.poifs.crypt.dsig;
-
-/**
- * Exception thrown in case the incoming eID certificate is expired.
- * 
- * @author Frank Cornelis
- * 
- */
-public class ExpiredCertificateSecurityException extends
-        CertificateSecurityException {
-
-    private static final long serialVersionUID = 1L;
-
-}
diff --git a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/RevokedCertificateSecurityException.java b/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/RevokedCertificateSecurityException.java
deleted file mode 100644
index 58b64dce48..0000000000
--- a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/RevokedCertificateSecurityException.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/* ====================================================================
-   Licensed to the Apache Software Foundation (ASF) under one or more
-   contributor license agreements.  See the NOTICE file distributed with
-   this work for additional information regarding copyright ownership.
-   The ASF licenses this file to You 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.
-==================================================================== */
-
-/* ====================================================================
-   This product contains an ASLv2 licensed version of the OOXML signer
-   package from the eID Applet project
-   http://code.google.com/p/eid-applet/source/browse/trunk/README.txt  
-   Copyright (C) 2008-2014 FedICT.
-   ================================================================= */ 
-
-package org.apache.poi.poifs.crypt.dsig;
-
-/**
- * Exception thrown in case the incoming eID certificate has been revoked.
- * 
- * @author Frank Cornelis
- * 
- */
-public class RevokedCertificateSecurityException extends
-        CertificateSecurityException {
-
-    private static final long serialVersionUID = 1L;
-
-}
diff --git a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/TrustCertificateSecurityException.java b/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/TrustCertificateSecurityException.java
deleted file mode 100644
index 9aab514490..0000000000
--- a/src/ooxml/java/org/apache/poi/poifs/crypt/dsig/TrustCertificateSecurityException.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/* ====================================================================
-   Licensed to the Apache Software Foundation (ASF) under one or more
-   contributor license agreements.  See the NOTICE file distributed with
-   this work for additional information regarding copyright ownership.
-   The ASF licenses this file to You 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.
-==================================================================== */
-
-/* ====================================================================
-   This product contains an ASLv2 licensed version of the OOXML signer
-   package from the eID Applet project
-   http://code.google.com/p/eid-applet/source/browse/trunk/README.txt  
-   Copyright (C) 2008-2014 FedICT.
-   ================================================================= */ 
-
-package org.apache.poi.poifs.crypt.dsig;
-
-/**
- * Exception thrown in case the incoming eID certificate is not trusted.
- * 
- * @author Frank Cornelis
- * 
- */
-public class TrustCertificateSecurityException extends
-        CertificateSecurityException {
-
-    private static final long serialVersionUID = 1L;
-
-}