Define web threats and cloud threats.

In many ways, threat modeling for the web and cloud are very much like threat modeling for anything else, but these unique environments have some recurring threat.  Explain the relationship between web threats and clouds threat. Provide the following: 

1. Define web threats and cloud threats.
2. What role does account management and identity play in threat modeling?
3. Provide at least one example of a web threat and a cloud threat.