Management services, namely, receiving, processing, encrypting, transmitting, time-stamping, authenticating, tracking, archiving, electronically signing, deriving analytics for, or delivering analytics for, electronic mail, electronic account statements, electronic newsletters, or electronic informational and promotional communications; authentication of user identity for electronic mail, electronic account statements, electronic newsletters, or electronic informational and promotional communications; computer software for authentication of user identity for electronic mail, electronic account statements, electronic newsletters, or electronic informational and promotional communications; providing an online portal for accessing electronic mail, electronic account statements, electronic newsletters, and electronic informational and promotional communications