ShieldsUP - File Sharing Problem - ESET Internet Security
Topic: Shields Up! Port Scanner @ AskWoody Several posts on askwoody.com have referred to Steve Gibson’s grc.com Shields Up! port scanner, especially in the wake of Shadow Brokers vulnerabilities and subsequent malware. I thought it would be handy to record it for future reference: shields up - February 2006 - Forums - CNET Feb 03, 2006 Unfamiliar "Shields Up!" Firewall Test Results
grc.com down. Perhaps forever. :( - The Cloud (Internet
Feb 21, 2017 grc.com down. Perhaps forever. :( - The Cloud (Internet Feb 19, 2016 April | 2019 | Steve (GRC) Gibson's Blog
Feb 10, 2012
Mar 26, 2015 Steve Gibson (computer programmer) - Wikipedia