Best Practices - How to harden Apple iOS Devices
This document from the government of Australia is excellent and discusses how to harden Apple iOS devices
How to harden Apple iOS Devices
http://www.dsd.gov.au/publications/iOS_Hardening_Guide.pdf
QUOTE: This guide includes the following chapters:
Chapter One Introduction to Mobile Device Security Architecture
Chapter Two Installing iOS 4
Chapter Three Security Features and Capabilities
Chapter Four Suggested Policies
Chapter Five Recommended Device Profile Settings
Chapter Six Mobile Device Management