mplement encryption and decryption by applying the RSA method for:

p$=3,$ q$=11,$ e$=3,$ M$=7.($M is the plaintext$)(25$ points$)$

Please show all steps.

$4)$ Calcuate the shared secret key using the Diffie$-$Hellman method.

q$=23,\backslash$alpha $=5,$ X A$=4,$ XB $=3(25$ points$)$

Please show all steps.COPY RIGHT$-$CSUDH