How to access cloud server

hi friend i want have a project it is on cloud computing. In that project I want to use cloud platform like windows azure or amazon or anyone like this. and main concept is i want to prove the the data of client is secure ie. it is not get changed by server or any one else.so for that i want to apply my algorithm of data verifiability which will run on server side & generate a proof of data is secure or not & send that prove to client & then client check whether that prove is true or not.so in my project i want to access the server i mean i want to deploy my project in server & server will execute that project when any client request for checking proof his data.so is there any method or any API to deploy my project in azure's server & run at there or can any one help me for this a basic guide line i want. I have one idea to create my one platform means creating a server client application & use it as cloud.is it possible?
plz help me. prefer to windows azure thanks