If the answer to any of these questions is “yes”, we recommend that you develop a reciprocal confidentiality agreement to ensure that all parties involved are limited to how and to which they can communicate proprietary or confidential information. Generally, the parties agree on the date on which the term of the agreement expires (known as the “termination clause”). For example, the confidentiality agreement could end if: this indicates the period during which the agreement will remain in force. The period may be final, while for some agreements, the period may be unlimited depending on the type of information to be disclosed by both parties. A confidentiality agreement (also called an NDA or confidentiality agreement) is a contract between two parties that promises to keep certain information confidential. .