; (2) at least one intended recipient is a person other than the covered entity; or (3) a purpose of the covered entity’s service is to maintain, at the direction of the sender, the content of said communication for more than a transitory period. (c) Sender The sender of a communication is the person for whom the communication, and its content, is disclosed at the direction of and on behalf of. (1) Where the sender is a natural person, they shall be the sender of the entire content of the communication, regardless of the original author of any portion of the content. (2) Otherwise, a sender shall be the sender of only the content it was an original author of, or content it received as an intended recipient. (d) Exception for publicly available communications Subsection (a) shall not apply where the contents of communication are made publicly accessible by the sender without restrictions on accessibility other than the general authorization to access the services used to make the information accessible. (e) Encryption protection A covered entity shall not— (1) prohibit or prevent a person from encrypting or otherwise rendering unintelligible the content of a communication using a means that prevents the covered entity from being able to decrypt or otherwise render intelligible said content