... that the NSA has no objection if you exercise your First Amendment rights by protesting.
NSA.gov:
Statement on planned Fourth of July demonstrations
3 July 2013
The Fourth of July reminds us as Americans of the freedoms and rights all citizens of our country are guaranteed by our Constitution. Among those is freedom of speech, often exercised in protests of various kinds. NSA does not object to any lawful, peaceful protest. NSA and its employees work diligently and lawfully every day, around the clock, to protect the nation and its people.
I don't know about you, but I get a warm and fuzzy feeling when Big Brother himself (or maybe Little Brother, hard to know)
General Keith Alexander, Emperor of the World, Director of the National Security Agency, Chief of the Central Security Service and Commander of the United States Cyber Command, says it's okay for me to join in the Restore the Fourth protests on the 4th of July.