fragment_downloaded_cb({"url":"security.html#federated-queries","fragment":"Federated queries\n(From https://www.w3.org/TR/2013/REC-sparql11-federated-query-20130321/#security)\n(From https://www.w3.org/TR/sparql11-protocol/#policy-security)\nTracker offers 2 types of endpoint that are susceptible to this vector:\nParticularly, requests on a D-Bus endpoint happening through the portal from a\nsandboxed process have all SERVICE access restricted.\nTracker developers encourage that all access to endpoints created on D-Bus\nhappen through the portal, and that all HTTP endpoints validate the provenance\nof the requests through the block-remote-address\nsignal to limit access to resources.\n(From https://www.w3.org/TR/sparql11-protocol/#policy-security)\nTracker does not perform any time or frequency rate limits to queries. HTTP\nendpoints may perform the latter through the\nblock-remote-address signal.\n\nD-Bus endpoints accessed outside a sandbox.\nHTTP endpoints\n\n"});