Written by: Kelli Vanderlee, Stuart Carrera For years, the cybersecurity industry’s understanding of software supply chain compromise has been anchored by a few watershed events, including Russian cyber espionage actor ICE RELIC’s (formerly known as APT29) 2020 compromise of SolarWinds and North Korean cyber espionage actor UNC4736’s 2023 compromise of 3CX . However, Google Threat Intelligence Group (GTIG) has been tracking growth in threat activity targeting open source software repositories to conduct supply chain compromises over the past several years. A series of large scale open source s