A video project needs to be encrypted as it is going from a source to a destination. What can be added to the video

Which of the following had the greatest influence on opening the internet to the generly public

In my email i got a message it says a quick message and in message details on who its from its says nicole and under nicole is [email protected] -

Which network media uses different regions of the electromagnetic spectrum to transmit signals through air? uses different regions of the electromagnetic spectrum to transmit signals through air.