| Subject | English | Dutch |
| commun., IT | data-encrypting key | secundaire sleutel |
| comp., MS | Encrypt rule option | optie Versleutelingsregel (An option reached from the Rule Management area of the Policy Filter page for outbound mail. With this rule, e-mail messages that are sent by users in the organization can be encrypted automatically based on rule matching by subject and message keywords, regular expressions, sending and receiving e-mail address, and domains) |
| gen. | key-encrypting key | meestersleutel |