Digital commerce continues to be held back by the lack of straightforward and consistent mechanisms for consumers to authenticate and identify themselves, share information and complete transactions with merchants. Telcos could address this fragmentation by creating a single framework through which individuals could interact with merchants, content companies and other service providers. Such a move would shore up telcos’ relevance and could ultimately increase their revenues. We show how, and review case studies from Deutsche Telekom (DTAG), Vodafone and KDDI.