How do they get it?Replacing the mobile phone number from which the message is sent by an alphanumeric text that appears to be the entity, so that the victim, when he receives it, does not suspect the issuer and agreed to make what is requested in the message.This technique is known as SMS Spoofing, in which criminals use different web pages and mobile applications that allow SMS to be sent from an unknown source thus supplanting the identity of bank entities.
How to detect the scam
In addition to the Smishing, there are other fraud techniques such as phishing, which, although it is an attack that can be made in several ways, the most common is by sending emails in which the identity of companies and banks to the companies is supplanted to theAs with the smashing.Something similar is also possible through calls in what a telephone identity supplant (Caller ID Spoofing) is made that consists of a call identifier show a different phone number from the phone from which the call was made.
To detect and avoid falling into this type of scam you can use applications that allow the real identity of the person who is calling you.In any case, it is important that you are clear that from a banking entity they will never ask you to provide full passwords or keys for any of the available communication channels.
If the message received has spelling fouls, it is likely that it is a false SMS and, always use in common sense to compare if what the message says is really true.For example, if you receive a call in which you alert about a fraudulent operation with your account first check that the information they are providing is real is.On the other hand, some mobiles incorporate spam detectors and block these types of messages to prevent you from being a scam.