ICASI ‘ the Industry Consortium for Advancement of Security on the Internet was officially integrated into the Forum of Incident Response and Security Teams (FIRST) on May 28 2021. Founded in 1990, FIRST is the global leader in incident response and security teams. The role will continue but as part of the existing FIRST PSIRT SIG, expanding and improving the community’s ability to respond to vulnerabilities across multiple vendors. It will dissolve as an independent organization and transfer all its assets to FIRST.
Source: https://www.helpnetsecurity.com/2021/06/02/icasi-first/