AI Scams Can Clone Your Family's Voice. Call Back on the Number You Already Know

A voice that sounds exactly like a family member tells you nothing about who is actually on the line. If someone asks you for money or personal information, call the person back on the number you have always used for them and confirm it is really them. If you have already sent the money, notify the financial institution involved immediately and request a payment suspension (a freeze) on the account.

Can a familiar voice be trusted on its own?

The Korean National Police Agency has issued warnings about scams in which criminals reproduce a family member’s voice and speech patterns to demand money for an accident settlement or hospital bills. In these cases, the voice is nothing more than a device to win your trust. Sounding like your family is not grounds for concluding that the person asking for money is your family.

What matters is not whether your ear can detect a synthetic voice. It is whether you separately verify that the person requesting money really is your relative or acquaintance. The key takeaway from the cases described by the police is that a familiar voice was paired with a plausible pretext such as a settlement payment or medical expenses.

How to verify a request to send money

Korea’s Financial Supervisory Service (FSS) advises that when a family member or acquaintance asks for money or personal information (including credit information) by text or messenger, you must confirm their identity through a phone call or similar direct contact. Building on that, here is a sequence you can actually follow.

1. Pin down what is being asked. Is it a request to send money, or to hand over personal information? A request that arrives under the name of a family member or acquaintance still needs to be verified.
2. Look up the contact you already have. The number you have always used to reach that person is your reference point, not the number that just contacted you.
3. Call and confirm it is really them. Check whether the person who sent the message is actually who they claim to be, and whether they really made that request.

Suppose you receive a message in a family member’s name asking you to cover hospital bills. The crucial point is not to make your decision based solely on the explanation in the message. Call your family member at the number you already have for them and confirm who made the request. It is a procedure anyone can follow, no voice forensics required.

Where to call if you have already sent money

If you have lost money to a transfer scam, contact your financial institution immediately. The FSS advises calling the call center of the institution you sent the money from or the one that received it, along with the FSS call center (1332), to request a payment suspension on the account in question and apply for victim relief. A payment suspension is the step to take once damage has occurred; it should not be taken to mean you will automatically recover the funds.

If you have been the victim of a crime or suspect one, report it to 112, Korea’s police emergency line. The FSS notes that the police (112) and the FSS (1332) can also help you report the fraud and request a payment suspension on the account.

Even if you have not sent any money yet, you can report a suspected crime to 112. Conversely, if you have already sent money, do not stop at looking up a reporting number: notify the financial institution right away as well.

How 112 and 118 differ

112 is the number for reporting crimes and suspected crimes. 118, operated by the Korea Internet & Security Agency (KISA), handles not only voice phishing (phone-based financial scams) and smishing (scam text messages) but also cyber issues such as hacking and privacy violations. Knowing which number serves which purpose in advance keeps you from fumbling in an emergency.

The hotline numbers and menu options below are current as of September 2026.

Choosing the voice phishing and smishing option on 118 connects you to the police Integrated Reporting and Response Center. Knowing where the call ends up spares you from explaining the same thing twice. The payment suspension request you need to file with your financial institution after losing money to a transfer scam is a separate step worth remembering on its own.

Three common misconceptions

First, the belief that if even the speech patterns match, it must really be your family. The scam cases described by the police mimic not just the voice but the manner of speaking. Familiarity is no substitute for direct verification.

Second, the belief that only requests for money warrant caution. The FSS identity verification guidance also covers requests for personal information. Do not skip verification simply because no money transfer was requested.

Third, the belief that it hardly matters where you call. When money has been lost to a transfer scam, the first priority is notifying the financial institution immediately and requesting a payment suspension. 112 can also help you request a payment suspension, and 118 is a consultation line.

Four things to remember

• Do not conclude that someone is a family member or acquaintance based on a familiar voice and speech pattern alone.
• If you are asked for money or personal information, verify directly using the contact details you already have.
• If you have lost money to a transfer scam, notify the sending or receiving financial institution and the FSS (1332), and request a payment suspension and victim relief.
• Report a crime or a suspected crime to 112; for voice phishing and smishing consultations, use option 2 on 118.

What matters in AI voice scams is not a sharp ear for synthetic speech. It is the procedure for confirming who actually made the request. Building the habit of calling back on a number you already know, and knowing where to turn immediately after a loss, is the surest preparation. It is worth double-checking the latest guidance on hotline numbers and menu options whenever you need them.