20.What do Online banks and investment services use to protect the information in your transitions?21.What s
data encreption.they perform some specific instructions on the data which is send to the bank servers.like multiplying it with a 128 bit long nos.(128 bit encrepytion).this scrambles up the data and makes it hard for the hackers to understand it.once the data reaches the bank the reverse of the same steps which took place on your computer are performed by the banks computers.like dividing the data with the same nos. to recreate the original data.this is a very simple example and the algorthims employed are much more complex.
Secure Socket Layer
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