WhatsApp's New Username Revolution: Privacy Win or Scammer's Paradise?
Introduction
For more than 10 years, WhatsApp has been designed around one seemingly trivial but impactful idea: your phone number is your digital identity. This concept offered simplicity in terms of contact discovery and onboard- ing but inevitably exposed users to fraud, spam and the everyday necessity of sharing personal phone numbers with complete strangers in group chats and conversations. On June 29th Meta finally revealed a major move: you’ll now be able to choose and reservate a WhatsApp username and communicate without sharing your phone number.
This shift to a username based identity marks the company catching up to platforms like Telegram and Signal, which have utilized this functionality for years.
However, while presented as a push towards greater privacy for the millions using its platform, this new change has already created some alarm around impersonation, cybersquatting, and identity theft. The issues became amplified when, according to reports, the Indian Ministry of Electronics and Information Technology advised WhatsApp to halt the implementation of the new features while it clarifies details, shifting a mundane app update into a high-stakes discussion on digital privacy, platform responsibility, and government regulation.
How does the mechanism work?
“WhatsApp’s username is an added pseudonym layer on its current phone number architecture, not a replacement,” Meta said in a statement on Thursday, as reported by TechCrunch. A WhatsApp username is a three to 35-character name containing lower case letters, numbers, periods and underscores that must contain at least one letter and “should not look like a website address.” The feature will allow you to “reserve a unique identifier that you can share as an alternative to your phone number in WhatsApp Settings - Accounts - Username.”
It said the usernames will work in parallel with a username key which can serve as a passphrase to initiate conversation “with a recipient before sending a message for the first time.”
“The change - which will have some additional, protective measures like reserving usernames for people of public interest or those that would cause impersonation, and rate limits on claiming names - can help maintain phone number protection, while offering people more choices,” Meta said. WhatsApp said usernames will replace phone numbers as the primary way to initiate new chats, but will not be publicly searchable: “Anyone you message would need your exact username, and would still need you to respond.”
The Genuine Privacy Case
The upside is real. Phone numbers double as keys to two-factor authentication, banking apps and SIM-swap fraud, so handing one to a new acquaintance, a group chat of strangers or a customer-support bot has always carried quiet risk. Numbers harvested from public groups already fuel spam and scam campaigns, and a username-first model narrows that exposure considerably.
For journalists, small business owners and anyone who fields messages from people they've never met, decoupling identity from a number that also unlocks their bank account is a meaningful, overdue shift – and one that WhatsApp's closest competitors adopted years ago without major incident.
The Scammer's Paradise Scenario
The trouble lies in what a username removes. A phone number was never just an identifier; it was also a rough verification signal and, for law enforcement, a traceable data point. Security reporters testing the reservation system found that lookalike handles mimicking prominent Indian politicians, film stars and the Reserve Bank of India remained available to claim. Crypto executive Changpeng Zhao's own failed bid to capture his desired handle highlighted the first-come, first-served danger of the rollout and led researchers to advise people to manually activate the optional username key that Meta leaves disabled by default.
The Mozilla Foundation was unvarnished about the tradeoff, noting that impersonation from fake accounts and scams are an “inevitable consequence” of a design that abandons the “implicit signal of authenticity” that comes from owning a phone number.
Indian entrepreneur Ankur Warikoo called the rollout a potential “disaster” if robust enforcement against fraud isn’t immediately applied because scammers could register handles a few characters removed from a popular brand or public figure to launch investment and payment schemes, a concern mirrored by cyber security researchers who observed that many users neglect to check verification badges before trusting an account.
India's Regulatory Scrutiny of WhatsApp's Username Feature
So far the strongest reaction comes from New Delhi. The Ministry of Electronics and Information Technology (MeitY) issued an official notice to Meta's compliance office that it should “temporarily suspend the feature” in the country pending further consultations and “provided an explanation in three days”. The cited concerns involve “digital arrest” fraud, a rapid boom category that involves crooks impersonating investigators like those with India's CBI, judges or customs agents to extort victims, in addition to standard concerns around phishing and bank or government impersonation.
A subtler concern, for India’s government anyway, is “traceability.”
At present, say officials, an Indian mobile number is a launching pad to determine whether a given suspect is a domestic or international actor, while a username and foreign SIM would leave authorities nowhere to begin. The Department of Telecommunications independently voiced concerns over how the change intersects with its SIM-binding regulations and over WhatsApp's lag time for such requests. The MeitY notice, the legal basis for which, incidentally, is in contention with some digital rights groups, specifically invokes Section 79 of the IT Act and various IT Rules from 2021 and provisions on identity theft and impersonation that target individual criminals rather than the tech tools. Not everyone, however, shares MeitY’s reading of the legal ground: the Internet Freedom Foundation says that Section 79 “deal with liability of intermediary” and “does not confer on the government power to license the features of a product,” while arguing the relevant criminal statutes were designed to criminalize impersonators, not tech platforms whose services are misused, echoing concerns that killed a similar government advisement about AI models last spring.
In the meantime, Meta says usernames are unavailable in the country for now and the multilayered safeguards it designed were always intended for exactly this level of risk.
Conclusion
WhatsApp's username feature is neither a total privacy upgrade nor a major security problem; instead, it reallocates risk, reducing phone number exposure while adding a risk of identity spoofing and misuse. Whether it pays off will hinge on the strength of Meta's crackdown on fraudulent usernames, the uptake of extra security features like the username key and whether the company can adequately satisfy regulatory concerns about traceability and user safety. Until all those questions are fully settled, users may want to use the feature tentatively, secure a desired username, enable any other protections and be watchful about new contacts.
References
- https://blog.whatsapp.com/its-time-to-reserve-your-whatsapp-username
- https://www.businesstoday.in/technology/news/story/whatsapp-usernames-why-indias-top-creators-fear-scams-impersonation-and-identity-theft-540359-2026-07-02
- https://www.outlookindia.com/national/outlook-explains-why-is-the-indian-government-worried-about-whatsapp-usernames
- https://techcrunch.com/2026/06/29/whatsapp-now-lets-you-reserve-usernames/
- https://bestmediainfo.com/mediainfo/mediainfo-digital/whatsapp-says-username-feature-not-live-yet-after-meity-asks-meta-to-pause-rollout-12124813
















