Straightforward Solution 1 Solution 1:Each client handles authentication authorization by itself using its database. Drawbacks: -All user databases need to be synchronized across all client PCs. Management tasks like adding or deleting a user need to be performed on every client PC.Obviously this solution is not scalable with the number of client PCs. 66 Straightforward Solution 1  Solution 1: Each client handles authentication & authorization by itself using its database.  Drawbacks: ─ All user databases need to be synchronized across all client PCs. Management tasks like adding or deleting a user need to be performed on every client PC. Obviously this solution is not scalable with the number of client PCs