- Staff Writer
Ellen Nakashima is a national security reporter for The Washington Post. She focuses on issues relating to intelligence, technology and civil liberties. She previously served as a Southeast Asia correspondent for the paper. She wrote about the presidential candidacy of Al Gore and co-authored a biography of Gore, and has also covered federal agencies, Virginia state politics and local affairs. She joined the Post in 1995.
The most sophisticated surveillance technologies are not always available to law enforcement because they are classified, current and former officials say.
Industry says law enforcement already has the tools it needs as companies resist wiretap demands.
The senators tell intelligence chief their concerns about NSA collection of Americans’ e-mails, phone calls.
But building in ways to wiretap social media and chat services can lead to less secure systems, say technical experts.