HUB Security, a developer of confidential computing cybersecurity solutions, agreed to go public via a SPAC merger with Mount Rainier Acquisition in a $1.28bn deal. "We have a wide range of game-changing cybersecurity hardware technology and services for better global cyber defense. The US is our prime target market for growth and we seek to expand our US operations significantly via this business combination. We are passionate and excited about this opportunity to become publicly listed in the US on Nasdaq and to continue our growth and global expansion," Eyal Moshe, HUB Founder and CEO.