Research certificate based authentication techniques & research online certificate status protocol (ocsp) responders. what happens if certificate with private key becomes compromised or user issued is no longer valid? how can you handle within organizational infrastructure to prevent access? why is mutual authentication between service provider and service consumer important? how can certificates provide trust?

The editing of digital photos us about the same level of difficulty as editing an analog photo

1. which of the following is a search engine? a) mozilla firefox b)internet explorer c)google d)safari 2. which of the following statements is true? a) all search engines will provide the same results when you enter the same query. b) all search engines use the same amount of advertisements. c) some search engines are also browsers. d) search engines often provide different results, even when you enter the same query.

How would you categorize the software that runs on mobile devices? break down these apps into at least three basic categories and give an example of each.