The answer is encryption
steganography would be hiding data, like in an image
digital forensics is the analysis done after an attack
and the last one is a security standard
Answer: design is art, art is design.
Any good artist is designing their work. Any good designer has an art to their work. The artist "designs" the composition of any piece they create, be it a painting, sculpture, furniture, etc. There is design even in a child's drawing.
Explanation: