(Read More: Leaker's Employer Became Wealthy Through Government Secrets )
The policy states:
"We also save searches, but again, not in a personally identifiable way, as we do not store IP addresses or unique User agent strings. We use aggregate, non-personal search data to improve things like misspellings...If you turn redirects off in the settings and you don't either turn POST on or use our encrypted site, then your search could leak to sites you click on. Yet as explained above, this does not happen by default."
Big tech companies—like Facebook, Microsoft, Yahoo and Apple—all were subject to thousands of government inquiries about user information. DuckDuckGo, though, didn't have the government knocking on their door.
But that doesn't mean the government can't come after any information that the user has chosen to share by changing their default settings.
_ By CNBC's Cadie Thompson. Follow her on Twitter