diff --git a/common/rfb/CSecurityVeNCrypt.h b/common/rfb/CSecurityVeNCrypt.h
new file mode 100644
index 0000000..b466ba7
--- /dev/null
+++ b/common/rfb/CSecurityVeNCrypt.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2005-2006 Martin Koegler
+ * Copyright (C) 2006 OCCAM Financial Technology
+ * Copyright (C) 2010 TigerVNC Team
+ * 
+ * This 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.
+ * 
+ * This software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+//
+// CSecurityVeNCrypt
+//
+
+#ifndef __CSECURITYVENCRYPT_H__
+#define __CSECURITYVENCRYPT_H__
+
+#include <rfb/CSecurity.h>
+#include <rfb/CSecurityStack.h>
+#include <rfb/Security.h>
+#include <rdr/types.h>
+
+namespace rfb {
+
+  class CSecurityVeNCrypt : public CSecurity {
+  public:
+
+    CSecurityVeNCrypt(void);
+    ~CSecurityVeNCrypt();
+    virtual bool processMsg(CConnection* cc);// { return true; }
+    int getType() const {return chosenType;}
+    virtual const char* description() const { return secTypeName(chosenType); }
+
+    static StringParameter secTypesStr;
+  protected:
+    static CSecurityStack* getCSecurityStack(int secType);
+
+    CSecurityStack *csecurityStack;
+    bool haveRecvdMajorVersion;
+    bool haveRecvdMinorVersion;
+    bool haveSentVersion;
+    bool haveAgreedVersion;
+    bool haveListOfTypes;
+    bool haveNumberOfTypes;
+    bool haveChosenType;
+    rdr::U8 majorVersion, minorVersion;
+    rdr::U32 chosenType;
+    rdr::U8 nAvailableTypes;
+    rdr::U32 *availableTypes;
+    rdr::U8 iAvailableType;
+    const char* desc;
+  };
+}
+#endif