/* de-cryption to get the client random number */ mbedtls_aes_init(&aes); mbedtls_aes_setkey_enc(&aes, key_encrypt, 128); /* do not use mbedtls_aes_setkey_dec(&aes, key_encrypt, 128); */ offset = 0; input[0] = 0xbb; input[1] = 0x83; input[2] = 0xe0; input[3] = 0x37; input[4] = 0x8d; input[5] = 0x6d;...