False news often spreads via public groups, or chats, with potentially fatal effects. In the past, it was noticed that through bulk SMSes, investors were induced to invest in or purchase the stocks of certain listed companies. But because group chats and the channel features are not end-to-end encrypted, Galperin said user privacy is potentially under threat. The Dow Jones Industrial Average fell 230 points, or 0.7%. Meanwhile, the S&P 500 and the Nasdaq Composite dropped 1.3% and 2.2%, respectively. All three indexes began the day with gains before selling off. "He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said.
from br