Despite Telegram's origins, its approach to users' security has privacy advocates worried. Perpetrators of these scams will create a public group on Telegram to promote these investment packages that are usually accompanied by fake testimonies and sometimes advertised as being Shariah-compliant. Interested investors will be asked to directly message the representatives to begin investing in the various investment packages offered. Perpetrators of such fraud use various marketing techniques to attract subscribers on their social media channels. In 2018, Russia banned Telegram although it reversed the prohibition two years later. Oleksandra Matviichuk, a Kyiv-based lawyer and head of the Center for Civil Liberties, called Durov’s position "very weak," and urged concrete improvements.
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