The US needs to lead the fight against ISIS, and Silicon Valley needs to help, Hillary Clinton said during a speech this morning in New York City in which she laid out her plan to combat ISIS.

"We must deny them virtual territory, just as we deny them actual territory," the former secretary of state said.

The speech followed nearly a week of debate after the terrorist attacks in Paris over whether encrypted technology threatens national security by preventing law enforcement from monitoring potential terrorists' communications.

Candidates in the Republican party have been quick to call for an increase in government surveillance capabilities