1-2 of about 2 matches for site:www.schneier.com whitening buildings
https://www.schneier.com/blog/archives/2023/07/backdoor-in-tetra-polic...
yes in his photo collection he has some of the Columbo buildings and masts
https://www.schneier.com/blog/archives/2023/07/backdoor-in-tetra-polic...
yes in his photo collection he has some of the Columbo buildings and masts