I couldn’t find any specific article titled “netcat gui 12 2021” — it’s likely not a standard publication name.
packages on Linux, the "Netcat GUI 1.2" era specifically marks a peak in console exploits netcat gui 12 2021
Just let me know how you’d like to narrow the scope. I couldn’t find any specific article titled “netcat
While "Netcat GUI" is not an official release from a single organization, December 2021 was a significant period for networking tools due to the Log4j vulnerability (Log4Shell) netcat gui 12 2021