Reverse Engineering eToro.

One day I woke up and decided I was bored and kinda annoyed at the thousands of comments every day that flood eToro, which all promote or suggest functionality of aspects which are outright incorrect.

From stats to risk scores to people fraudulently tricking the system in a dozen ways.

I had enough knowledge, and time, to spend learning how eToro worked and gradually I gained a sort-of reputation for breaking down some bits. The most notable of such was quite recently when eToro accidentally exposed portfolio values for roughly 20% of their entire userbase. Through my understanding of eToro, I was able to prove this, highlight the flaw, report it and successfully receive some acknowledgement for doing so.

Which was really cool honestly.

In the process of proving this flaw, I got a little side tracked and discovered you can - somewhat easily - fetch a lot of data eToro has without