Mac Developer Library


Security Framework Reference


Services   Other Reference  

This collection of documents provides the API reference for the Security framework, which defines C interfaces for protecting information and controlling access to software.


Authorization Services

Describes the C API for adding fine-grained control of privileged operations in an application.

Certificate, Key, and Trust Services

Describes services to read and evaluate certificates and to use cryptographic keys.

Cryptographic Message Syntax Services

Describes the API for encrypting, signing, and decoding messages using Cryptographic Message Syntax (CMS).

Keychain Services

Describes the Keychain Services API, used to create, find, modify, and delete keychain items.

Other Reference

Secure Transport Reference