From the very beginning of the invasion, [Ukraine has been fighting bravely](https://cyberdefence24.pl/armia-i-sluzby/szybsze-dostawy-sprzetu-na-ukrainski-front), putting up [strong opposition from Russia](https://cyberdefence24.pl/armia-i-sluzby/perfekcyjnono-tony-rosyjskiego-sprzetu-tak-ukraincy-pomagaja-wojsku). The Kremlin hoped that it would be possible to [“settle the matter”](https://cyberdefence24.pl/armia-i-sluzby/polnocnokoreanskie-pociski-w-arsenale-rosji-w-srodku-zachodnia-elektronika) comparatively quickly, but to no avail. [SZU not only defend themselves](https://cyberdefence24.pl/cyberbezpieczenstwo/hakerzy-zaatakowali-rosyjskie-firmy), but they can besides counterattack, as well as [strike deep into Russia](https://cyberdefence24.pl/armia-i-sluzby/ukraincy-uderzyli-w-producenta-czesci-do-rosyjskich-iskanderow), thanks to the usage of drones.