It is benefiting the poorest of the poor by reducing the cost of service delivery, the minister said.
"Aadhaar is driving the country," Alphons said.
The move to make the use of Aadhaar obligatory for availing several benefits, including under the public distribution system, has attracted criticism from different quarters.
In a landmark judgment, the Supreme Court of India has declared privacy a fundamental right.
But the Minister emphasised that the Aadhaar card is actually helping empower the poorest of the poor.
"India is witnessing the biggest digital revolution in the world for the past three years. The objective is to give a voice to the voiceless," Alphons said.
Speaking at the session that focused on bridging the digital divide, Ghana's Minister for Communication Ursula Ekuful said: "We salute the progress India has made and continue to monitor its progress.
"It is a great initiative," said Houlin Zhao, Secretary General, International Telecommunication Union, while referring to the Aadhaar identification system.
"India has engineered some marvellous innovation. Indian leaders should be more active in encouraging such innovation and bringing them to the world stage for the benefit of people in other parts of the world," he added.
(Only the headline and picture of this report may have been reworked by the Business Standard staff; the rest of the content is auto-generated from a syndicated feed.)