title: Melting Pot of Origins: Compromising the Intermediary Web Services that Rehost Websites
abstract: Presentation for the IIPC General Assembly and Web Archiving Conference virtually held on June 14-16, 2021. This presentation was a part of the Trust in Web Archives panel. It highlights security flaws of web rehosting services, demonstrates five client-side attacks on real services, and provides countermeasures.