Networking prerequisites and security

Moodle networking requires a number of additional components to be installed on your servers that deal with secure communication and safe data exchange.

Required PHP extensions

The following elements have to be installed on all Moodle servers that are participating in the network:

  • curl: A PHP library of calls that are specifically designed to safely fetch data from remote sites. If not installed, you have to recompile PHP and add --with curl when running configure.
  • openssl: The OpenSSL PHP library provides encryption functionality without the need to purchase an SSL certificate (--with openssl).
  • xmlrpc: A PHP library that supports remote procedure calls via XML (--with xmlrpc).

It is possible to add trusted hosts ...

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