India, Sept. 24 -- The U.S. Secret Service on Wednesday said it dismantled a network of electronic devices located throughout the New York tristate area that were used to conduct multiple 'telecommunications-related threats' directed towards senior U.S. government officials.

The threats represented an imminent threat to the agency's protective operations.

The Secret Service said this protective intelligence investigation led to the discovery of more than 300 co-located SIM servers and 100,000 SIM cards across multiple sites.

In addition to carrying out anonymous telephonic threats, these devices could be used to conduct a wide range of telecommunications attacks, the agency said.

The attacks included disabling cell phone towers, enabl...