Stores an encrypted property for the participant. Stores the given value under the specified category and key for the participant. If the specified category is null then the property is stored without categorizing it. The value is encrypted using the participant's password as key.
| Name | Type | Description | Mode |
|---|---|---|---|
| category | String | the property's category to return | in |
| key | String | name under which the property will be stored in the Directory Service | in |
| value | String | property's value | in |