Geheimumschlag
Geheimumschlag is a German term that translates to "secret envelope" or "confidential envelope." It refers to an envelope used for sending sensitive or private information. The term emphasizes the need for discretion and security in the transmission of its contents. Geheimumschlag is often employed in contexts where unauthorized access to the information would be undesirable or detrimental. This can range from personal correspondence of a private nature to official documents requiring a high degree of confidentiality.
The use of a Geheimumschlag implies that the sender has taken precautions to ensure the contents remain