they call your loved ones, impersonating you;
send voice messages requesting money;
confirm payments or requests;
access services using voice recognition;
and all this – without you even suspecting it.
Why "yes" is so dangerous
There is a well-known scam called the “yes trap .” It works like this:
You are receiving a call.
They ask you a simple question.
You answer "yes".
The answer is recorded.
The record is used as “proof” that you accepted a contract, purchase, or service.
This creates a false consent for something you never actually approved of .
Therefore, it is not a good idea to respond with direct affirmative words when you don't know who is calling you.
Even "hello" can be a risk
Many automated calls (robocalls) have one goal -
to verify whether a real person is behind the number.
When you say "hello":
the system understands that the number is active;
your voice may be recorded;
the first data for future cloning is being collected.
Sometimes even this brief greeting is enough to set the stage for abuse.
A safer strategy for unknown calls
It is better to:
