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# Access Control

Cyrus IMAP features rich access control compliant with RFC 2086, RFC 4314, RFC 5257 and RFC 5464.

Combined, this provides powerful mechanisms to enable or restrict access to information contained within the Cyrus IMAP mailspool.

See also

- Access Control Lists Rights Reference
- Combining Access Rights
- Access Control Defaults
- Access Control Identifier (ACI)

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