Useful resources on SQL Server Compact Edition

SQL Server Compact Edition Concepts

A Technical Comparison of Replication and Remote Data Access Features in SQL Server 2005 Mobile Edition 3.0

Architecting Disconnected Mobile Applications Using a Service Oriented Architecture

Q&A on OCS & Sync Services for ADO.NET

How Remote Data Access Works

Planning for Remote Data Access

Implementing Remote Data Access

Using Merge Replication

Planning for Replication (SQL Server Compact Edition)

Implementing Replication (SQL Server Compact Edition)

SQL Server Compact Edition Replication Programming

Enhancing Performance

Database Design and Performance (SQL Server Compact Edition)

Query Performance Tuning (SQL Server Compact Edition)

Optimizing Connectivity (SQL Server Compact Edition)

User Interface Reference (SQL Server Compact Edition)

Server Tools Setup Wizard Help (SQL Server Compact Edition)

Configure Web Synchronization Wizard Help

New Subscription Wizard Help

SQL Server Compact Edition Management Dialog Help in SQL Server Management Studio

How To (SQL Server Compact Edition)

Installation Tasks (SQL Server Compact Edition)

Performing Common Database Tasks (SQL Server Compact Edition)

Replication and RDA Tasks (SQL Server Compact Edition)

Securing the Database Environment (SQL Server Compact Edition)

Securing Databases (SQL Server Compact Edition)

Password Protecting a Database

Encrypting a Database

Changing Passwords and Encryption Settings for a Database

Windows Mobile 5.0 Application Security

https://msdn2.microsoft.com/en-us/library/ms839681.aspx

Security Considerations on the Device

Security Risks in the Mobile Enterprise