Anonymous port scanning: Performing network reconnaissance through Tor. - Rodney Rohrmann; Mark W. Patton; Hsinchun Chen (ISI, 2016)

Large scale port scanning through tor using parallel Nmap scans to scan large portions of the IPv4 range. - Rodney R. Rohrmann; Vincent J. Ercolani; Mark W. Patton (ISI, 2017)