A recent update to an ad block filter list now allows the uBlock Origin extension to block most of the known sites that perform port scans of your local Windows computer. A few weeks ago, we reported ...

I'm looking for an online port scanner that lets me give it an IP and list of ports, and tells me if ports are filtered or closed. (like how nmap mentions filtered or closed) GRC shields up refers to ...

Nmap, short for Network Mapper, is a free and open source tool used for vulnerability checking, port scanning and, of course, network mapping. Despite being created back in 1997, Nmap remains the gold ...

Last week, Rep. Janice Hahn (D-Calif.) introduced a bill in the House that aims to provide increased protection against the threat of terrorists smuggling dangerous materials into the country through ...

Press "Windows-R" to open a Run box. Type "cmd" -- without quotes here and throughout -- in the "Open" field, then press "Enter." If a User Account Control message displays, click the "Yes" button. A ...

A major spike in activity targeting TCP Port 1025 on Windows systems may be a sign that attackers are gathering intelligence for an upcoming attack against unpatched servers, Symantec warned Monday.

Hi, these last days I have been having trouble with my internet, and when I checked my router logs I got this: Xmas port scan attack from WAN (ip:69.164.26.100) detected. Xmas port scan attack from ...