Introduction
This week, the Tinkoff broker has fixed a series of vulnerabilities, which together made it possible to withdraw amounts to the card account tens of times larger than the size of the deposit.
In this article, we will talk about some life hacks and fixed vulnerabilities, and also try to understand how margin trading works with a Tinkoff broker.
All information is provided for informational purposes only and is not an investment recommendation. The author is not responsible for any possible harm caused by this material. Vulnerabilities that could damage the broker were fixed at the time of publication of the article.
Basic definitions
Long trading is a bet on the price increase. When traders want to make a profit on the rise in the price of an asset, they trade long.
Trading short is a bet on the price going down. When traders want to make a profit by reducing the value of an asset, they trade short.
Margin trading
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