KS4 Keyword Scramble OCR 1.4 Network security

Unscramble the keyword below relating to Computer Science:

Help

Try to move the letters around to find the correct keyword word. The keyword will be from the OCR GCSE J277 specification section 1.4 and will be about network security.
It may help by writing them out on a piece of paper and try to change the order or write the letters in a circle to help you figure it out.
Remember that if there are capital letters in the scrambled word you must use these in your answer to get the question correct.

Hint

This is the explanation of the keyword if you are struggling!

That is right!

The right answer is

That is not correct

Have you spelled it correctly and put in capital letters?