The national security Agency USA (NSA) to monitor the bitcoin blockchain to determine the users in the distributed network.
According to the publication Intercept, in his possession secret documents provided by Edward Snowden, which suggests that monitoring the bitcoin network is one of the main priorities of the Agency.
From the documents one can guess that the NSA doesn’t just monitor the public registry of bitcoin. The Agency is also actively involved in tracking Internet traffic on a global scale and uses a special software in order to cope with the anonymity of users.
For example, in one of the NSA documents provided in the report, it is proposed that the Agency collected sensitive information such as user passwords and bitcoins, device IDs and track their activity on the Internet.
According to the report, the NSA monitors the Internet activity of users of bitcoins in 2013 through a special program under the code name of OAKSTAR. Using another program, MONKEYROCKET, the NSA can come close to accurately identify users who initiate a cryptocurrency transaction.
SSG11 analysts believe that with the help of MONKEYROCKET, you can monitor senders and receivers of bitcoins.
NSA is also possible, using the XKeyScore system is a powerful global system of online monitoring, which was first lit in 2013 when Edward Snowden published documents about the monitoring activities of the NSA.