Pump-and-dump

Pump and dump is a fraudulent scheme that attempts to manipulate the value of a currency or securities by artificially inflating (pumping) the price in order to sell (dump) money or stock at a profit. The first stage generally involves disseminating false information among inexperienced market participants to create a bubble. After that, the scammers sell their assets and make a killing.

In the field of information security, the term usually refers to cryptocurrency.