Is *99# Banking Safe? The Shocking Truth You Must Know!

I an era Dominated by high-speed 5G internet and sleek banking apps, a quiet revolution is moving forward in the background: USSD banking. In India, this is known as the *99# service. It is a “people’s tool”. A basic feature phone To transfer money, check your balance and make the change PINs without a single byte of data.

But like any financial technology, a critical question is: Is *99# banking actually safe? Or you should leave your bank account wide open for hackers who use such “old-school” tech?

The answer It is not a simple yes or no. Here is the shocking truth about USSD security that every mobile user is required to understand.

What Exactly is *99# Banking?

Launched by the National Payments Corporation of India (NPCI),* 99# is a USSD (Unstructured Supplementary Service Data) based on mobile banking service. This link connects your mobile number to your bank account by your Mobile Money Identifier (MMID) or UPI ID.

It was designed for financial inclusion, to ensure that people in rural areas or who can do without smartphones still access digital banking.

The Security Architecture: Why? It’s safer than you think.

Most people suppose it is because* 99# does not use encryption or a modern web browser (HTTPS). This is an open book. For hackers, however, USSD Some are built-in “old school” defences: No Data Footprint: Unlike mobile apps, USSD sessions are “session-based” and are not secure on the phone. When you are done with the call, Data disappears from the screen.

• Two-Factor Intrinsic Security: to use *99#, do you mandate a hacker? two things Physical: your SIM card and your UPI PIN.
• The GSM Layer: USSD signalling goes over the GSM channel. Although the network is not as substantial as modern end-to-end encryption, it is not accessible to “sniff”. The air by casual attackers.

The Shocking Truth: Weakness If it’s so safe

Why? the “Shocking Truth” heading? Because the risks The technology itself is not in it; it is in the human and systemic loopholes.

1. SIM exchange: The Silent Killer

The biggest threat to *99# banking is SIM swapping. If a fraudster manages to get a duplicate of your SIM Concise by imitating you to a service provider, they are actually the owner of your *99# portal. Since the service is your identity based on your SIM, if they can initiate the transition immediately, it is also your PIN.

2. Social engineering and “Remote Help”

Fraudsters Call often victims pretending to be bank officials. They can guide you to call a specific USSD string (like *99*1*3*…#). Without realising it, you may be setting yourself up as a beneficiary or to allow a payment. Just by following their “instructions”. But the dialler.

3. The “Plain Text” Risk

While USSD does not store data on the phone, messages travel in plain text through the telecom operator’s network. This means that while a hacker on the street can’t perceive it, a malicious insider at a telecom company or someone else has access to the operator’s core network. Technically can.

*99# vs. Mobile Banking Apps: A Comparison

Feature	*99# (USSD) Banking	Mobile Banking Apps
Internet Required	No	Yes
Encryption	Low (GSM Network)	High (End-to-End)
Storage	No data saved on phone	Cache/Data saved on phone
Ease of Use	Text-based menus	Graphical User Interface
Risk Factor	SIM Swapping / Social Engineering	Malware / Phishing Links

 

How to protect your money while you spend 99#

If you are using USSD banking, you don’t have to stop, but you have to keep up these golden rules. To be safe:

• Never share your UPI PIN: Act as if it is your ATM PIN. No bank employee will ever petition for it.
• Lock Your SIM Card: Set up a SIM PIN in your phone settings. It prevents someone from using your SIM in another device without a code.
• Follow Your Signal: If your phone suddenly loses signal for a long time in a high-coverage area, get in touch with your operator immediately. It can happen as a sign of a SIM swap in progress.
• Clear Your Call Logs: Though USSD does not store data, some phones protect “Dialled”. String” in the call history. This is a good habit to remove it.
• Disable Lost: If you surrender your phone, the first The call should not be to your family. It should be your bank and telecom provider to block your accounts and SIM.

The Verdict: Is It Safe?

Yes,* 99# banking is safe for the average user, assuming you stay vigilant against social engineering. This is a substantial, extremely accessible system. He has empowered millions. However, it lacks sophisticated multi-layer encryption modern apps have.

The” shocking truth” is him, “shocking isn’t it? The system is broken; it’s that we often forget our SIM card is now the key to our vault. > Pro tip: If you have a smartphone and a stable data connection, using a dedicated UPI app (preferably BHIM, Google Pay, or your bank’s official app) is generally more secure due to end-to-end encryption and biometric locks.