New York | After Gautam Adani, American short seller Hindenburg has now increased the difficulties of Twitter co-founder and former CEO Jack Dorsey. In its new research report, Dorsey-led mobile payment company Block Inc has been accused of promoting transactions related to criminal activities. It has been said in the report that the block fraudulently increased the number of users. As a result, Block’s stock fell 19% on Thursday despite a 2% gain on the Nasdaq. According to Hindenburg, rules were not followed in the block’s internal system. The report read, “Investigation revealed that Block cleverly duped her, whom she claims to be helping.