SWAT by Hey Rabbit from Noun Project (CC BY 3.0)

explode arrows by ImageCatalog from Noun Project (CC BY 3.0)

explode by Victoruler from Noun Project (CC BY 3.0)

Walkie Talkie by Gofficon from Noun Project (CC BY 3.0)

monitoring by Mohammed Rabiul Alam from Noun Project (CC BY 3.0)

Layers by IconManufaktur from Noun Project (CC BY 3.0)

type by Andy Miranda from Noun Project (CC BY 3.0)

heavy machine gun by Izwar Muis from Noun Project (CC BY 3.0)
remote controller by Chintuza from Noun Project (CC BY 3.0)
wall by Kokota from Noun Project (CC BY 3.0)
Barbed Wire by Luis Prado from Noun Project (CC BY 3.0)
Hacking Technology by Anatolii Babii from Noun Project (CC BY 3.0)
networking by Komkrit Noenpoempisut from Noun Project (CC BY 3.0
database by Komkrit Noenpoempisut from Noun Project (CC BY 3.0)
Password Hacking by Design Circle from Noun Project (CC BY 3.0)
chip by NetSpeaker from Noun Project (CC BY 3.0)
test by Ahmad Faiz Shofiyyulloh from Noun Project (CC BY 3.0)
Hacking by Icons By Alfredo from Noun Project (CC BY 3.0)
G3A3 by Alberto from Noun Project (CC BY 3.0)
dynamite by Viktor Korobkov from Noun Project (CC BY 3.0)
Grenade by Viktor Korobkov from Noun Project (CC BY 3.0)
Cryptex Round Lock USB Flash Drive by MilaKrus from Noun Project (CC BY 3.0)

scatternet by M. Oki Orlando from Noun Project (CC BY 3.0)
Spear by Ben Didier from Noun Project (CC BY 3.0)
Barbed Wire by Dmitry Vasiliev from Noun Project (CC BY 3.0)

​observation by Jugalbandi from Noun Project (CC BY 3.0)