describe a type of email threat and how a hacker can use it to get sensitive information. Question 1) – In no less than 250 words, describe a type of email threat and how a hacker can use it to get sensitive information. How can a network administrator prevent this type of attach from happening? Question 2 ) – 8.1 What is the difference between RFC 5321 and RFC 5322? 8.2 What are the SMTP and MIME standards? 8.3 What is the difference between a MIME content type and a MIME transfer encoding? 8.4 Briefly explain base64 encoding. 8.5 Why is base64 conversion useful for an e-mail application? 8.6 What is S/MIME? 8.7 What are the four principal services provided by S/MIME? 8.8 What is the utility of a detached signature? 8.9 What is DKIM?