July 2018
Intermediate to advanced
356 pages
9h 18m
English
For this kind of sale with 50 % profit is a great attraction for malicious users to do something. What underground users typically may do involves the massive registration of user accounts. There can be more than 10,000 users accounts registered in a short period of time just before the sales. At the moment of the sale, they will use automated scripts to trigger purchase behaviors and finish the orders within seconds. Once they have ordered or occupied all the phones, they may either sell them at higher prices or even not pay for the orders.
Is this illegal? These behaviors follow the business rules for registration and purchases. Although the behavior may not be against the law, it may be considered misconduct or service ...