[ndt]

I would say that this ruling is without doubt in the administrations favor. Needless to say I concur with the dissenting opinion but that is a moot point.

That said, the link I posted above very specifically outlines the requirements for accessing this information for counterintelligence purposes. Law being what it is, there might be something else pertinent, if you see something let me know.

The key section below
"The Director of the Federal Bureau of Investigation, or his designee in a position not lower than Deputy Assistant Director at Bureau headquarters or a Special Agent in Charge in a Bureau field office designated by the Director, may...

request the name, address, length of service, and local and long distance toll billing records of a person or entity if the Director (or his designee) certifies in writing to the wire or electronic communication service provider to which the request is made that the name, address, length of service, and toll billing records sought are relevant to an authorized investigation to protect against international terrorism or clandestine intelligence activities, provided that such an investigation of a United States person is not conducted solely on the basis of activities protected by the first amendment to the Constitution of the United States; and"

[demlosers]

There is no right to privacy in the United States unless if it violates the 4th Amendment - and this isn't it. I'll add...this is especially true for an employer employee relationship while the employee is on the job.