# Using Trusted Identity Propagation with EMR
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This guide demonstrates how to configure and use Trusted Identity Propagation (TIP) with Amazon EMR on EC2 for a single sign-on experience and to ensure seamless identity-based access controls across your data-lake environment.

**Topics**
+ [Configure trusted identity propagation with EMR on EC2](emr-trusted-identity-configure.md)
+ [Using identity based authorization with OTFs](emr-trusted-identity-auth.md)
+ [Cross account setup with trusted identity propagation](emr-trusted-identity-cross-account.md)