Published 12th October 2026
Nayakanti Prashant
3rd Gen Banker & Citizen Lobbyist – Bengaluru
https://in.linkedin.com/in/prashantnayakanti
The intro
My partner recognises my face, even when I change my look.
But if I register my face for UPI payments today and grow a
beard tomorrow, will my UPI app recognise me just as easily?
The Trigger
The trigger is Section 9 — Biometric Authentication, on page
14 of the UPI Consolidated Circular, Version 1.0 dated 18 September 2026.
The circular describes biometric authentication as a way to
authenticate UPI transactions using biometrics already registered on the
device, including fingerprints and facial recognition, as an alternative to the
UPI PIN.
It also addresses device and security validation, user
eligibility, explicit and informed consent, notifications when biometric
authentication is enabled or disabled, and circumstances in which biometric
authentication may become inactive.
What caught my attention was the possibility of using my face
to authorise a payment.
I have not enabled biometric authentication for my UPI
payments. So this is not a review based on extensive personal use. It is a
citizen's question prompted by the circular.
My face changes. My appearance changes. A beard may come and
go.
My partner recognises the person behind those changes.
Will my UPI payment journey be just as straightforward?
The Prospective audience
The UPI customer curious about biometric authentication.
The person considering face or fingerprint authentication
instead of entering a UPI PIN.
The customer who wants to understand what they are consenting
to, what happens when circumstances change, and whether they can continue to
stay in control.
And perhaps, like me, the person who has not yet enabled this
feature but wants to understand it before making a choice.
I am not approaching this as a technical expert or an experienced
biometric UPI user.
I am approaching it as a customer asking a question about a
familiar part of life: my face.
This is no longer merely a post about biometric
authentication. It begins with something deeply familiar: the person closest to
me recognises me even when my appearance changes. Can my digital payment
journey give me the same confidence?
Act I — The Face My Partner Knows
My partner recognises me even when I change my look.
A clean-shaven face today. A beard tomorrow. Perhaps a
different appearance a few months later.
The person remains the same. The appearance changes.
Now imagine registering my face for UPI payments today. If I
grow a beard over time, will my UPI app recognise me just as easily?
It is a small, everyday question. But when my face becomes
part of authorising a payment, the question feels personal.
Act II — When My Face Becomes Part
of a Payment
Section 9 of the UPI Consolidated Circular introduces
biometric authentication as an additional way to authenticate UPI transactions,
using biometrics already registered on a supported device—including facial
recognition and fingerprints—as an alternative to the UPI PIN.
Ref: The respective parts of UPI-Consolidated-Circular
I have not enabled biometric authentication for my UPI
payments. I am not writing from extensive personal experience with this
feature.
I am looking at it as a customer considering a possible
choice.
My face is familiar to my partner. My fingerprint is familiar
to me. But when either becomes part of my payment journey, I want to understand
what I am enabling, what I am consenting to, and what happens when
circumstances change.
The circular addresses several parts of that journey: device
and security checks, eligibility, explicit and informed consent, notifications
when biometric authentication is enabled or disabled, and the ability to opt
out. It also describes circumstances in which biometric authentication may
become inactive.
These provisions matter because authentication is not just
about making a payment possible. It is also about knowing what I have chosen
and retaining a meaningful say in that choice.
But one personal question remains open: if my appearance
changes, will my payment experience remain straightforward?
I cannot answer that from the circular alone. And I do not
need to pretend that I can.
Act III — Recognition Is Only the
Beginning
Perhaps the more important question is not whether my face
changes.
It is whether I understand the arrangement I have entered into
when I choose biometric authentication.
Do I know how to enable it? Do I understand the consent being
sought? Will I be notified when its status changes? Can I opt out if I no
longer want to use it? And if it becomes inactive under the circumstances
described in the circular, do I understand what I need to do next?
These are not questions I ask as a technology expert. They are
questions I ask before making a choice that becomes part of an everyday
payment.
My partner may recognise me through a beard, a haircut or the
passing of time.
My phone's biometric system follows its own technical process.
I should not assume that human recognition and device authentication work in
the same way.
That is precisely why I want to understand the feature before
enabling it.
Convenience matters. But understanding what I consent to—and
knowing that I retain a choice—matters too.
Citizen Observation — The Question
Behind the Face
The UPI Consolidated Circular gives biometric authentication a
place in the payment journey. It also describes consent, notifications, opt-out
and other safeguards.
My observation begins where the circular's provisions meet a
customer's everyday curiosity.
I have not enabled this feature. I do not know from personal
use how a change in facial appearance might affect my experience. The circular
does not specifically answer my beard question either.
But the question deserves to be asked—not as a complaint, and
not as a verdict on the technology.
When my face or fingerprint becomes part of my UPI payment
journey, do I understand what I am choosing, what may change, and how I remain
in control?
A familiar face may open the conversation.
The real destination is a customer who understands the choice.
Closing thought
My partner recognises the person behind my changing
appearance.
When I consider biometric authentication, I want to bring that
same human curiosity to my digital payment choices—not assume that a device
recognises me in the same way, but understand how its authentication process
works and what I have agreed to.
I may choose to enable it. I may choose not to.
Either way, the choice should begin with understanding.
April 11 – Proposed Digital
Transactions Day
The April 11 connection — From a payment feature
to a citizen's day
April 11 is proposed as Digital Transactions Day—an occasion
to pause and reflect on how digital transactions are experienced by the people
who use them.
That reflection need not begin with transaction volumes, new
features or the speed of a payment. It can begin with a much smaller question:
Do I understand the choice I am making when I pay?
Biometric authentication is one example. A face or fingerprint
may offer an alternative to entering a UPI PIN. But a customer's journey
includes more than the moment of authentication.
It includes understanding the feature, giving informed
consent, knowing when its status changes, and being aware of the options
available if circumstances change.
That is where this observation finds its connection with the
proposed April 11.
Digital Transactions Day should invite us to look beyond
whether a transaction can happen—and reflect on whether the citizen understands
the journey.
Across CO777, each observation can open a different window
into that journey: what I see, what I understand, what I know, what I can
control, and what I can trace.
For CO63, the starting point is my face. The wider question is
the same one that runs through the series: am I an informed participant in my
own digital transactions?
And Digital Transactions can be Financial or Non – Financial,
depending on the need at the specific time.
Disclaimer: This is a citizen observation based on the UPI
Consolidated Circular, Version 1.0 dated 18 September 2026, and a personal question
about biometric authentication.
It is not a technical assessment or a claim that changes in
facial appearance cause authentication failure. April 11 — Digital Transactions
Day is a proposal.
The Joy of Digital Transactions
Nayakanti Prashant
3rd Gen Banker & Citizen Lobbyist – Bengaluru
Advocating Digital Transactions Day (April 11)
Author’s Blogs
https://prashantrandomthoughts.blogspot.com
https://prashantnepayments.blogspot.com
https://innovationinbanking.blogspot.com
No comments:
Post a Comment