A security mechanism which enforces policy describing which requesters may perform operations on specified objects. There are typically multiple types of operations. Common operations include: read, write, execute, append, create, and delete.

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Restricted Access through Box and log commands

I want to solve following problem. Please share your ideas or directly product name that capable to solve this. Our system administrators need to connect customer's servers but I don't want to share ...
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72 views

Locking down Amazon RDS table data

We are using MySQL Amazon RDS. The instance is encrypted, and also only available via SSH from the production server EC2 instance. One of the things we are trying to do is give access to some ...
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21 views

Bell-LaPadula no read no write

I'm reading about the Bell-LaPadula model. I understand the Simple Security Property and the Star Property, and I see that the model also incorporates a Discretional Security Property. My question is: ...
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32 views

Are Linux System Capabilities Considered Mandatory Access Controls?

DAC is not mandatory because access permissions are left up to the resource owner's discretion. Mandatory Access Control (Smack, SELinux, etc) administration can only be accomplished by a ...
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53 views

WiFi Fingerprinting RFC2617 Linux Device Cannot Unauthenticate Unless AP Password Changes

There is a Cisco WiFi Access Point in the office that is intended for guests. It is an open network in that you can associate without providing a password with the SSID. It supports RFC2617 and so the ...
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64 views

What's The Easiest Way To Maintain Remote Users Access to a Webapp

Here is a real world case: A chain of high schools (several hundreds) has many websites (~ 3x number of Schools) that are content driven by users (the students). Every school maintains about 2-4 ...
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34 views

What are the most common ways to Architect the verification process of the access tokens between resource and authentication server using OAUTH 2.0?

What are the most common ways to Architect the verification process of the access tokens between resource server and authentication server using OAUTH 2.0? I am trying to build a web application ...
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Unique assignment of permissions to objects seems to also require the role?

So my understanding of RBAC is that Users have Roles, and Roles have Permissions and there should be a Permission Object mapping. I'm having a bit of a business logic problem though concerning RBAC. ...
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How to access files or getting rights access with NJrat

When I'm using NJrat to control my own computer, I can't delete, open or move some files. Are there some kind of security access I need to stop first? How can I change this to allow full access?
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Why allow access without an access token but deny access with an invalid access token?

I encountered a data storage service with rather weird access policies. There're "folders" with "files" and each "folder" can have either of the following permissions: anyone in the world can ...
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323 views

Since when Access-Control-Allow-Credentials is required?

About several years ago I found a website during a pentest which had the Access-Control-Allow-Origin header set to "*". I made a POC to get the response of a webpage from an untrusted domain. The goal ...
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226 views

Can we create custom APDU for non-smart (memory type) contactless card?

I want to implement card-based authentication for the parking system in a university. Currently all students own a Java Card-based student ID card, if they have not broken or lost it. Can we create ...
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automatic connection from LSASS to different IPs. Is this the usual behavior?

I'm using windows 7. firefox 22. connecting through a regular residential wifi router. In the last month I've noticed that when I connect to the internet and once in a while my firewall indicates me ...
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How can security models be relevant to the current environment?

I am trying to understand the Clark-Wilson and Brewer Nash Security Models. After deep research, I couldn't find any solution or idea to find out the relevance of these models in the current ...
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Attribute based access control and role based, online bookstore example

I am asked to answer a question that says: One online book-store wants to grand access to clients regarding their subscription. There are 3 types of subscriptions A , B and C. Customers get access ...