Intralinks (now SS&C Intralinks) is a leading secure collaboration and virtual data room (VDR) platform for enterprise transactions, especially in finance (M&A, capital raising), legal, and real estate, facilitating secure file sharing and content management with features like granular permissions, AI redaction, and audit trails for over 25 years, managing trillions in financial deals annually. They help organizations manage critical information flow with security, control, and efficiency, serving major financial institutions and Fortune 500 firms.