Syntax: proxy_ssl_protocols [SSLv2] [SSLv3] [TLSv1] [TLSv1.1] [TLSv1.2]; Default: proxy_ssl_protocols TLSv1 TLSv1.1 TLSv1.2; Context: stream, server Enables the specified protocols for connections to a proxied server.

Syntax: scgi_force_ranges on | off; Default: scgi_force_ranges off; Context: http, server, location This directive appeared in version 1.7.7. Enables byte-range support for both cached and uncached responses from the SCGI server regardless of the “Accept-Ranges” field in these responses.

Syntax: user user [group]; Default: user nobody nobody; Context: main Defines user and group credentials used by worker processes. If group is omitted, a group whose name equals that of user is used.

Syntax: f4f; Default: — Context: location Turns on module processing in the surrounding location.

Syntax: ssi_silent_errors on | off; Default: ssi_silent_errors off; Context: http, server, location If enabled, suppresses the output of the “[an error occurred while processing the directive]” string if an error occurred during SSI processing.

Syntax: timeout time; Default: timeout 60s; Context: mail, server Sets the timeout that is used before proxying to the backend starts.

Syntax: ssl_prefer_server_ciphers on | off; Default: ssl_prefer_server_ciphers off; Context: http, server Specifies that server ciphers should be preferred over client ciphers when using the SSLv3 and TLS protocols.

Syntax: auth_jwt string [token=$variable] | off; Default: auth_jwt off; Context: http, server, location Enables validation of JSON Web Token. The specified string is used as a realm. Parameter value can contain variables. The optional token parameter specifies a variable that contains JSON Web Token. By default, JWT is passed in the “Authorization” header as a Bearer Token. JWT may be also passed as a cookie or a part of a query string: auth_jwt "closed site" token

Syntax: image_filter_interlace on | off; Default: image_filter_interlace off; Context: http, server, location This directive appeared in version 1.3.15. If enabled, final images will be interlaced. For JPEG, final images will be in “progressive JPEG” format.

Syntax: uwsgi_modifier1 number; Default: uwsgi_modifier1 0; Context: http, server, location Sets the value of the modifier1 field in the uwsgi packet header.