c# add list of machine ids to web server and check if user machine id is in this list ?

[elfenliedtopfan55]

ok i just managed to make my program have a unique machine id user setup i want to have a text document read only on my web server and add the machine ids to this and have the program check on start up if the machine id is in the list on server if it is user is able to use application if not it blocks app

i have done the blocking of the app but have no idea how to do a check to a server on start up or how to get my program to read form this file each time it starts up really lost into how to do it

basically make a text file add a list of machine ids to this then when program loads if the users machine id matches one thats on the web server then it program is able to be used if not its locked until i add to list.

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