From 04e4477681e0edce778fed5d3bf13764696e0000 Mon Sep 17 00:00:00 2001
From: Jet Hughes <jethughes0@gmail.com>
Date: Tue, 1 Nov 2022 17:04:34 +1300
Subject: [PATCH] vault backup: 2022-11-01 17:04:34

---
 content/notes/24-protection-of-file-systems.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/content/notes/24-protection-of-file-systems.md b/content/notes/24-protection-of-file-systems.md
index bf02ea0a4..6c67d2103 100644
--- a/content/notes/24-protection-of-file-systems.md
+++ b/content/notes/24-protection-of-file-systems.md
@@ -6,4 +6,22 @@ tags:
 - lectures
 ---
 
+# protection model
+file system shared by many users
+- users should be able to keep them private
 
+need to define
+- mechanisms
+- policies
+
+types of file access users can have
+- read
+	- includes list
+- write
+	- includes delete	
+- execute
+	- if a directory is not executable you cannot get into it (run it) 
+
+# Access control bits
+
+# access control models
\ No newline at end of file