November 2002
Intermediate to advanced
432 pages
9h 20m
English
Content preview from Essential .NET, Volume 1: The Common Language RuntimeBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Enforcement
As important as security policy is, it spends most of its life lying dormant until it is time for enforcement. The CLR itself sometimes implicitly enforces security policy; however, security policy is most often enforced explicitly by trusted libraries that wish to protect a secure resource. One enforces security policy by demanding that all callers have been granted a particular permission or set of permissions. To that end, both the IPermission interface and the PermissionSet class support a Demand method to allow explicit policy enforcement.
The Demand method triggers a stack walk in which the permissions of every method are inspected. The CLR calculates the permissions of each method by running the evidence from the method's assembly ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.