security guard at the mall talking with colleagues using a walkie talkie - defending 個影片檔及 b 捲影像00:23
slow motion ms low angle two men's basketball teams in uniforms jumping for rebound of missed shot in arena - defending 個影片檔及 b 捲影像00:06
cyber security abstract concept. 3d contour of shield icon on digital background. computer safety symbol 3d - defending 個影片檔及 b 捲影像00:20