Performing impact analysis is a crucial software development task. It is all about calculating the impact of software change.
Q1. What is an impact analysis? Is it a trivial task?
A1. An impact analysis is about being able to tell which pieces of code,
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Spring security pre-authentication scenario assumes that a valid authenticated user is available via either Single Sign On (SSO) applications like Siteminder, Tivoli, etc or a X509 certification based authentication. The Spring security in this scenario will only be used for authorization.
The example shown below retrieves the user name via the HTTP headers.
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