The Cisco IronPort Systems Email Security Email Encryption subscription license provides a secure and efficient way to protect sensitive email communications. Designed for a single user, this license allows access to the software for one year, ensuring that you can maintain the features and benefits of the product without interruption. Ideal for organizations looking to enhance their email security, this volume license is priced for users between 10,000 and 19,999, making it a cost-effective solution for businesses of various sizes.