- (a) all critical data communication shall be protocol-based and/or incorporate an error-detection-and-correction scheme to ensure an accuracy of 99 percent or better of messages received;
- (b) all critical data communication that may affect revenue and is unsecured either in transmission or implementation shall employ encryption. The encryption algorithm shall employ variable keys or similar methodology to preserve secure communication; and
- (c) all communication performed within such system, in its entirety, shall accurately function as indicated by the communication protocol that is implemented.
A monitoring and control system shall support a defined communication protocol and function as indicated by the communication protocols. A MCS shall provide for the following: