A pretty catchy phrase, no? An "internet identity portal" is an online window to a soul... or at least the part of the soul someone would put online.
To give credit where credit is due, the phrase "internet identity portal was coined by Michael Coulliard, co-worker and web programmer extraordinaire, and first appeared in virtual print on his personal site www.MikeC.org. If you go, be sure to take a look at his photos—very cool.