diff --git a/wrapper/CSharp/wolfSSL-DTLS-PSK-Server/wolfSSL-DTLS-PSK-Server.cs b/wrapper/CSharp/wolfSSL-DTLS-PSK-Server/wolfSSL-DTLS-PSK-Server.cs
index ecac02924..a55435d1a 100755
--- a/wrapper/CSharp/wolfSSL-DTLS-PSK-Server/wolfSSL-DTLS-PSK-Server.cs
+++ b/wrapper/CSharp/wolfSSL-DTLS-PSK-Server/wolfSSL-DTLS-PSK-Server.cs
@@ -1,4 +1,24 @@
-
+/* wolfSSL-DTLS-PSK-Server.cs
+ *
+ * Copyright (C) 2006-2015 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
 using System;
 
 using System.Runtime.InteropServices;
diff --git a/wrapper/CSharp/wolfSSL-DTLS-Server/wolfSSL-DTLS-Server.cs b/wrapper/CSharp/wolfSSL-DTLS-Server/wolfSSL-DTLS-Server.cs
index 1fb9d3bf8..c8de0acc9 100755
--- a/wrapper/CSharp/wolfSSL-DTLS-Server/wolfSSL-DTLS-Server.cs
+++ b/wrapper/CSharp/wolfSSL-DTLS-Server/wolfSSL-DTLS-Server.cs
@@ -1,3 +1,24 @@
+/* wolfSSL-DTLS-Server.cs
+ *
+ * Copyright (C) 2006-2015 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
 using System;
 using System.Runtime.InteropServices;
 using System.Text;
diff --git a/wrapper/CSharp/wolfSSL-TLS-PSK-Server/wolfSSL-TLS-PSK-Server.cs b/wrapper/CSharp/wolfSSL-TLS-PSK-Server/wolfSSL-TLS-PSK-Server.cs
index 64cc335f0..cedf0d457 100755
--- a/wrapper/CSharp/wolfSSL-TLS-PSK-Server/wolfSSL-TLS-PSK-Server.cs
+++ b/wrapper/CSharp/wolfSSL-TLS-PSK-Server/wolfSSL-TLS-PSK-Server.cs
@@ -1,3 +1,23 @@
+/* wolfSSL-TLS-PSK-Server.cs
+ *
+ * Copyright (C) 2006-2015 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
 
 using System;
 using System.Runtime.InteropServices;
diff --git a/wrapper/CSharp/wolfSSL-TLS-Server/wolfSSL-TLS-Server.cs b/wrapper/CSharp/wolfSSL-TLS-Server/wolfSSL-TLS-Server.cs
index 190efe8c6..ba0ec939f 100755
--- a/wrapper/CSharp/wolfSSL-TLS-Server/wolfSSL-TLS-Server.cs
+++ b/wrapper/CSharp/wolfSSL-TLS-Server/wolfSSL-TLS-Server.cs
@@ -1,3 +1,24 @@
+/* wolfSSL-TLS-Server.cs
+ *
+ * Copyright (C) 2006-2015 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
 using System;
 using System.Runtime.InteropServices;
 using System.Text;
diff --git a/wrapper/CSharp/wolfSSL_CSharp/wolfSSL.cs b/wrapper/CSharp/wolfSSL_CSharp/wolfSSL.cs
index 98cdef6c9..7085005ec 100755
--- a/wrapper/CSharp/wolfSSL_CSharp/wolfSSL.cs
+++ b/wrapper/CSharp/wolfSSL_CSharp/wolfSSL.cs
@@ -1,3 +1,24 @@
+/* wolfSSL.cs
+ *
+ * Copyright (C) 2006-2015 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL. (formerly known as CyaSSL)
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
 using System;
 using System.Runtime.InteropServices;
 using System.Text;