On this page
Learn about the applications and libraries you must install to use Client-Side Field Level Encryption (CSFLE).
What You Need
Before you can use CSFLE, you must set up the following items in your development environment:
Install a MongoDB Driver Compatible with CSFLE.
Install OpenSSL optional.
Start a MongoDB instance or Atlas Cluster.
Grant file system permissions. The client application or a privileged user needs permissions to start the mongocryptd process on the host.
Install specific driver dependencies. To see the list of dependencies for your driver, select the tab corresponding to the language you would like to use to complete this guide:
To start using CSFLE, see Quick Start.
To learn how to use CSFLE with a remote Key Management Service provider, see Tutorials.