Inside Kyiv's IT office, whose workers have spent the past five weeks adapting and repurposing everyday tech, like the Kyiv Digital smartphone app, for wartime (Vera Bergengruen/TIME)

Vera Bergengruen / TIME:
Inside Kyiv's IT office, whose workers have spent the past five weeks adapting and repurposing everyday tech, like the Kyiv Digital smartphone app, for wartime  —  Even the app's logo reflects this shift.  What was once a friendly sky-blue “K” for Kyiv has been redesigned into a black-and-gray military camo pattern.