Receiver operating characteristic

Assignment #4: Buffer Overflow Attack For level 1, we encountered some difficulty getting started because there weren’t any instructions to guide us (image 1). For example, we attempted to use the command, ./level01 as described within the instructions, but it then asked us to input a password. Initially, we had trouble getting started because the initial command just asked us for a three-digit password. We attempted to think of different commands to use in order to manipulate the directory…

object’s reference count for every time an owner claims ownership. When you are finished with the object, the reference count is decreased. When the reference count is above 0, the object is guaranteed and allowed to exist, but when it reaches 0, the operating system is allowed to destroy it and deallocate the memory.…

Securing your Macintosh(Mac) OS computer Apple producing their computers with a lot of security features already in them. Mac OS X is one of the most secure operating systems in the market. Still a lot of people make mistakes while using their computers on their daily bases. These mistakes can notably weaken the security of their operation system. To be sure that you computer secure we will consider how to secure your user account, your web browsing, and we will maximize the privacy. Let’s…

Recommended Kernel Custom kernel can be fantastic for organizations that need to utilize only one or minimum services and applications for their organization. Open source codes of Linux distributions make it possible for Linux administrators to configure kernels for exactly what the company needs. The downside to this is that you would have to employee a Linux administrator adequate enough to configure and update Linux for the company full time. Compile stock kernels advantages are that every…

WSUS is a Windows Server Update Service, that allows the administrators to have a server with Windows updates on site. Administrators can test new updates and approve the successfully tested Windows updates for release. Only the approved updates will be applied to the client computers. Using Group Policy, the administrators can point client computers to WSUS server, so the client computers will only receive the tested and approved updates from this server, instead of receiving all the updates…

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root user, do a quick google search. It is always a good practice on any operating system to run your applications on a user level and leave the administrative tasks to the root user, and only on a per-need basis. Applications are meant to be run by users with non-administrative privileges.(Power December 4, 2010) Their privileges has to be elevated to modify the underlying system. Some of the problems that comes when operating the Linux environment as a root user are: 1. Much more prone to…

recovery for a custom recovery. Installing a new custom recovery on a Samsung device is usually easy thanks to the Odin flashing tool. You can just install the file as you would any other official software update for upgrading or downgrading the operating system. The only difference is the file that you need. often the files are unique to one device and that's usually narrowed down to a model number. It's no different this time either. if you install this file on any other device not named the…

Apple and Microsoft have always disputed as to which is better. There are many similarities and differences between Apple and Microsoft. Almost everyone disagrees on the two because they are on opposite sides of the spectrum. This will examine the durability, price, and ease of use their newest phone, tablet, and smart watch. It will also help to tell which is better. The two newest smart watches from each company are the Apple Watch and the Microsoft Band. The Apple Watch is water proof,…

THE cache memory is a quick and small and, in layman's terms, it is basically a middleman between the processor and main memory. Caches are used so that you do not have to go all the way back to the main memory if you do not have to. Think about it, this process is not something that is new to us. We used this exact same method in junior high and high school, comparatively lockers are main memory and cache memory is a book bag. Instead of always having to go to a locker after every class a…