Sensitive data such as contract details, invoices, confidential product information or patient, customer and employee data is exchanged by email on a daily basis. Each individual email travels across countless servers (and national borders). To ensure that confidential information remains confidential on these journeys, you need powerful encryption software. NoSpamProxy offers S/MIME- and PGP-based email encryption and thus lays the foundation for secure email communication, data protection and legal security in your company. However, Microsoft also offers its customers the option of exchanging encrypted emails with Microsoft Purview message encryption. In this blog article, we compare both solutions and show you which one is right for you.