Zix Corporation provides email encryption, data loss prevention (DLP), threat protection, and archiving for the secure exchange of email in the United States. The company offers Advanced Email Threat Protection, a cloud-based service that defends organizations from zero-day malware, ransomware, phishing, CEO fraud, W-2 phishing attacks, spams, and viruses in email; Information Archive, a cloud-based email retention solution that enables user retrieval, compliance, and e-discovery; Email Encryption Service that allows a user to send encrypted email to any email user anywhere and on any Internet-enabled device; cloud-based cybersecurity solutions; and e-signatures and secure file sharing solutions. It serves the healthcare, financial services, insurance, and government sectors. Zix Corporation sells its services through a direct sales force; and a network of resellers and other distribution partners. The company was formerly known as ZixIt Corporation and changed its name to Zix Corporation in 2002. Zix Corporation was incorporated in 1988 and is headquartered in Dallas, Texas.