|  | .. _settings server:
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							|  | 
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							|  | ===========
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							|  | ``server:``
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							|  | ===========
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							|  | 
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							|  | .. code:: yaml
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							|  | 
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							|  |    server:
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							|  |        base_url: http://example.org/location  # change this!
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							|  |        port: 8888
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							|  |        bind_address: "127.0.0.1"
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							|  |        secret_key: "ultrasecretkey"           # change this!
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							|  |        limiter: false
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							|  |        public_instance: false
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							|  |        image_proxy: false
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							|  |        default_http_headers:
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							|  |          X-Content-Type-Options : nosniff
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							|  |          X-XSS-Protection : 1; mode=block
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							|  |          X-Download-Options : noopen
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							|  |          X-Robots-Tag : noindex, nofollow
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							|  |          Referrer-Policy : no-referrer
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							|  | 
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							|  | ``base_url`` : ``$SEARXNG_URL`` :ref:`buildenv <make buildenv>`
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							|  |   The base URL where SearXNG is deployed.  Used to create correct inbound links.
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							|  |   If you change the value, don't forget to rebuild instance's environment
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							|  |   (:ref:`utils/brand.env <make buildenv>`)
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							|  | 
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							|  | ``port`` & ``bind_address``: ``$SEARXNG_PORT`` & ``$SEARXNG_BIND_ADDRESS`` :ref:`buildenv <make buildenv>`
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							|  |   Port number and *bind address* of the SearXNG web application if you run it
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							|  |   directly using ``python searx/webapp.py``.  Doesn't apply to a SearXNG
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							|  |   services running behind a proxy and using socket communications.  If you
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							|  |   change the value, don't forget to rebuild instance's environment
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							|  |   (:ref:`utils/brand.env <make buildenv>`)
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							|  | 
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							|  | ``secret_key`` : ``$SEARXNG_SECRET``
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							|  |   Used for cryptography purpose.
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							|  | 
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							|  | ``limiter`` :
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							|  |   Rate limit the number of request on the instance, block some bots.  The
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							|  |   :ref:`limiter` requires a :ref:`settings redis` database.
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							|  | 
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							|  | .. _public_instance:
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							|  | 
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							|  | ``public_instance`` :
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							|  | 
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							|  |   Setting that allows to enable features specifically for public instances (not
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							|  |   needed for local usage).  By set to ``true`` the following features are
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							|  |   activated:
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							|  | 
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							|  |   - :py:obj:`searx.botdetection.link_token` in the :ref:`limiter`
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							|  | 
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							|  | .. _image_proxy:
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							|  | 
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							|  | ``image_proxy`` :
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							|  |   Allow your instance of SearXNG of being able to proxy images.  Uses memory space.
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							|  | .. _HTTP headers: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers
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							|  | 
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							|  | ``default_http_headers`` :
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							|  |   Set additional HTTP headers, see `#755 <https://github.com/searx/searx/issues/715>`__
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							|  | 
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