QtCipherSqlitePlugin
A Qt plugin for cipher SQLite which is based on SQLite source and wxSQLite3 in wxWidget. This plugin is released with LGPL 2.1 the same as Qt open source license.
Qt is a full development framework with tools designed to streamline the creation of applications and user interfaces for desktop, embedded and mobile platforms. You could find more details at http://qt.digia.com/product/.
SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. SQLite is the most widely deployed SQL database engine in the world. The source code for SQLite is in the public domain. You could find more details at http://www.sqlite.org/.
wxSQLite3 is a C++ wrapper around the public domain SQLite 3.x database and is specifically designed for use in programs based on the wxWidgets library. wxSQLite3 includes an optional extension for SQLite supporting key based database file encryption using 128 bit AES encryption. You could find more details at http://wxcode.sourceforge.net/components/wxsqlite3/. wxSQLite3 is released under wxWindows Library Licence.
You could find how to compile this plugin at wiki pages.