The Kaspersky Lab report did not explicitly claim that this group is part of the United States National Security Agency ( NSA ) .
Evidence obtained from the code of various Equation Group software suggests that they are part of the NSA .
Although the Kaspersky Lab report did not explicitly claim that this group is part of the United States National Security Agency ( NSA ) , evidence obtained from the code of various Equation Group software suggests that they are part of the NSA .