A longer article by Lilith Wittmann (the "German woman") herself can be found here [0] or you could listen to the detailed and entertaining interview on the podcast Logbuch:Netzpolitik [1], unfortunately both only in German language.

[0] https://lilithwittmann.medium.com/bundesservice-telekommunik...

[1] https://logbuch-netzpolitik.de/lnp419-und-aehnlich-verschwor...