The attackers regained control of relays after Tor's oversees kicked them off, according to the research.

The goal of the entire intiative is to have browsers connect to federal government websites via HTTPS by default.

CIO Dana Deasy lays out the department's plan in response to Sen. Ron Wyden, who raised concerna about the security of DOD's many public-facing sites.

Wyden warns that neglecting the security of public-facing DOD websites could embolden cybercriminals and state-backed hackers.

More than half of pages loaded and two-thirds of total time spent by Chrome desktop users occur via HTTPS, according to Google