What will it take for iris ID to catch on?

Readying Iris Recognition for Prime Time (Bank INfo Security)

Federal researchers have reconfirmed the reliability of the iris as an authentication factor. But we're at least three years away from using iris scanning as an advanced method of user authentication for IT systems.

What's holding back iris recognition as an authentication tool to access information on IT systems? Several experts I spoke with this week narrowed the reasons to three: size, cost and culture.

Stay tuned on all three. Size and cost are coming down. Culture is less predictable. Could ROI be a useful proxy? The article gets to this question eventually. Read the whole thing.