Abstract: A system to index data stored in a plurality of servers includes determination of a plurality of network addresses, each of a plurality of the plurality of network addresses associated with a respective one of a plurality of servers, access of a secure repository of shared documents managed by one of the plurality of servers using a network address associated with the server, identification of a document associated with the repository, determination of one or more keywords based on the document, generation of an index entry associated with the document, the index entry including metadata identifying at least one or more of the one or more keywords and the document, access of a second secure repository of shared documents managed by a second one of the plurality of servers using a network address associated with the second server, identification of a second document associated with the second repository, determination of a second one or more keywords based on the second document, and generation of a second ind