Fighting Spam in Dataverse Installations

When a Dataverse installation is configured to allow anyone to sign up and to allow those users to create and publish datasets and/or collections, which is useful for self-service data publishing, it opens the door for abuse, i.e. from spammers seeking to promote their websites by publishing content in the Dataverse installation with links back to their website.

The risk is inherent in running a Dataverse installation in this open configuration and, to date, the burden at most Dataverse installations from this sort of abuse has been minimal, or at least mitigated by anti-spam...