Story highlights ISIS' hacking organization, the United Cyber Caliphate, has collected details of U.S. air force units, S.Korea warns

NIS: IN the past five years, 50 people suspected of being part of terrorist groups have been deported from S. Korea

Seoul (CNN) ISIS has collected information on 77 U.S. and NATO air force facilities around the world and is calling on supporters to attack them, according to South Korea's intelligence agency.

The terror group has also released information on individuals in 21 countries, including the personal details of one employee of a South Korean welfare organization, the National Intelligence Service (NIS) said in a statement Sunday.

That person is now under protection, the agency said.

The NIS says ISIS' hacking organization, the United Cyber Caliphate, collected details of U.S. air force units in South Korea including Osan Air Base, and addresses and Google satellite maps have been released through the Telegram messaging service.

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