Security as a Service (SaaS) providers, computer science homework help

Answer both of the following questions in one posting, please.As of a few years ago, there were few Security-as-a-Service (SaaS) providers and no IDasS providers. Is that still the case? If not, who provides those services? Explain the growth trend in this area.This reading includes information on the potential benefits of using CSPs, and the potential threats of using CSPs. Are there any benefits and/or threats that were not included in the discussion that should be?I need 3 referencesand 500 wordsno plagariasm