In the IOVATION report for 2018 it is also noted that over the past decade huge databases were hacked. Therefore, many stolen data are sold on the dark market, which are used in online casinos.
Speaks about another trend – when hackers create a mass attack on the operator to distract attention. This is their cover for other illegal actions. While the casino decides the main threat, the planned crime passes unnoticed, since all the forces were abandoned to eliminate other danger.
In general, we can draw conclusions that the casino has enough problems. And perhaps measures that seem unacceptable and suspicious to us is just a protective reaction to a huge number of players of fraudsters or hackers who want to get started at their account.