cloud computing and digital forensics

Answer below two questions:

1) Digital Forensics Tools & Tchq: Explain the concept of information stores. Why is an understanding of how different clients store messaging information critical to the success of an email search? Write your answer using a WORD document in 250 to 300words. 

Overview: E-mail technology,Information stores,Anatomy of an email,An approach to e-mail analysis

2) Cloud computing/cloud security:  Discuss  500 words or more discuss why Security as a Service is a good investment.

Overview: This week the topic is security as a service (SECaaS)  in which a service provider integrates their security services into a cloud infrastructure usually on a subscription basis.

Use at least three sources. Include at least 3 quotes from your sources enclosed in quotation marks and cited in-line by reference to your reference list.  Example: "words you copied" (citation) these quotes should be one full sentence not altered or paraphrased. Cite your sources using APA format. Use the quotes in your paragraphs. Copying without attribution or the use of spinbot or other word substitution software will result in a grade of 0. Write in essay format not in bulleted, numbered or other list format. It is important that you use your own words, that you cite your sources that you comply with the instructions regarding length of your post.