Any time that you digitize and connect surveillance data, you create an attack surface from actors both within and beyond.

每当你将监控数据数字化并连接起来时，你就创造了一个来自内外参与者的攻击面。

He wipes and scrapes, attacks the surface with a pumice stone, spits into the paint and gives it a good smoosh.

他大力的刮擦，并且还用浮石处理画的表面，并且吐上唾沫使之更为紧实。