In computer security, mandatory access control (MAC) refers to a type of access control by which the operating system constrains the ability of a subject or initiator to access or generally perform some sort of operation on an object or target.

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What is preventing the widespread common use of MAC-type systems?

Overall question what is preventing the uptake of MAC systems such as SELinux/AppArmor in corporate and desktop computing environments? Why don't you think it isn't already widespread? I do not ...
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Security tradeoffs of pathname-based MAC (e.g., TOMOYO, grsecurity, AppArmor, …)

I have been learning about MAC (Mandatory Access Control) systems in Linux. Often, but not always, these are tied to Linux Security Modules. Some systems I've looked at: SELinux, Tomoyo, AppArmor, ...
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What is the practical difference between MAC and Capabilities

Both Mandatory Access Controls and Capabilities allow for fine grained privileges to be assigned to applications irrespective or in place of privileges inherited by the running user. Is there any ...
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Bell-LaPadula imlementation example

I'm currently studying the Bell-LaPadula model and i need to do an implementation as an example. I understand how the model works, but I have difficulties implementing it in a programming language ...
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1answer
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What are the practical differences between SELinux targeted mode and a capability based OS?

I recently asked a question about the differences between capabilities and mandatory access controls. Among the answers I got the point was made that systems like SE Linux in targeted mode are not a ...
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Apparmor policies w/ subprocess failing [closed]

Can anyone possibly explain why Apparmor is not picking up profiles for sub-processes of a process? Right now we use God to launch an unstoppable Ruby process (in this case it's /usr/local/bin/remote) ...
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2answers
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Apparmor system-wide security — white-listing

I want to only white-list applications that can run on my system using Apparmor, I know it is used to confine applications/programs based on their path names, but what I need is to contain those ...
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1answer
238 views

Can HIPS software practically be considered a form of MAC

Host Intrusion Prevention Software can restrict applications from taking certain actions regardless if they have the privileged to do so as assigned by the operating system. Given that with the use ...
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1answer
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Physical vs Logical - Location/Address

According to the CJIS Security Policy - Access Enforcement The information system shall enforce assigned authorizations for controlling access to the system and contained information. The ...
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Mandatory Access Control Rulesets, how to deal with Python, Bash and other interpreters?

Question (a) Is there? and if so (b) what is a standard or accepted way for MAC systems to deal with complex software and in particular with Python, Bash and other interpreters? (in terms of ...
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How to forbid one directory only in TOMOYO (2.5)?

(For example) I want to restrict write access to /home/backup from anybody, except a particular backup script. (To protect from accidental deletion.) For this, I suppose, it is enough to have two ...