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# TLS Options

Configure options for connections that use Transport Layer Security.

## Topics

### Creating TLS Connections

[`nw_protocol_copy_tls_definition`](/documentation/Network/nw_protocol_copy_tls_definition())

Accesses the system definition of the Transport Layer Security protocol.

[`nw_tls_create_options`](/documentation/Network/nw_tls_create_options())

Initializes a default set of TLS connection options.

[`nw_tls_copy_sec_protocol_options`](/documentation/Network/nw_tls_copy_sec_protocol_options(_:))

Accesses the handshake security options TLS will use.

### Inspecting TLS State

[`nw_protocol_metadata_is_tls`](/documentation/Network/nw_protocol_metadata_is_tls(_:))

Checks whether a metadata object contains TLS connection state.

[`nw_tls_copy_sec_protocol_metadata`](/documentation/Network/nw_tls_copy_sec_protocol_metadata(_:))

Accesses the result of the TLS handshake.


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