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Isolated Storage

Isolated storage enables applications to create and maintain a safe client-side virtual file system for partial trust applications. In Silverlight, all I/O operations are restricted to isolated storage and do not use the file system of the operating system.

Isolated Storage Overview

Explains isolated storage and its recommended use.

How to: Perform Isolated Storage Tasks

Provides a series of examples demonstrating common isolated storage tasks.

How to: Store and Retrieve Application Settings Using Isolated Storage

Describes how applications can use custom settings in isolated storage.

Encrypting and Signing Isolated Storage Files

Provides links to topics that describe how to encrypt and sign isolated storage files.


Represents the abstract base class from which all isolated storage implementations must derive.

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