The Vishing social engineering attack is taking place since the IT department did not deliver the text.
Meaning of Vishing:
Vishing is a phrase used to describe the fraudulent technique of deceiving individuals and obtaining sensitive information, such as financial information or information used for identity theft, through the use of the regular telephone line and social engineering.
Because employees are compelled to call a line where they are asked for private information that could jeopardies their security, it can be deduced from the foregoing that the given circumstance is an example of vishing.
Examples of Vishing:
The fraudster calls the victim, poses as a representative of their bank or other organisation, and alerts them of a problem with their account or credit card. The fake alarm may also be sent to the person by SMS at first, instructing them to phone a certain number to fix the problem.
For such more question on attacks:
https://brainly.com/question/25839753
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