Defence company: Snowden's disclosures 'shocking'

Edward Snowden's former employer, US defence contractor Booz Allen Hamilton, have described his revelations as "shocking."

Snowden had top-secret clearance to help run the National Security Agency's computer systems as a contractor through the company. Booz Allen Hamilton pledged to co-operate with any investigation.

News reports that this individual has claimed to have leaked classified information are shocking, and if accurate, this action represents a grave violation of the code of conduct and core values of our firm. We will work closely with our clients and authorities in their investigation of this matter

Read: We hack everyone: Source of leaks on US spy programmes revealed


US spy data 'halted terror plots'

The director of the National Security Agency has told a US senate hearing said that the leaked American surveillance programmes have helped to prevent "dozens" of potential terrorist attacks.