-rwSrw-rw- 1 linuxhandbook linuxhandbook 0 Apr 12 17:52 test.txt The S as SUID flag means there is an error that you should look into. You want the file to be executed with the same permission as the owner but there is no executable permission on the file. Which means that not ev...
crw--- 1 root root 10, 234 Aug 24 16:36 btrfs-control drwxr-xr-x 2 root root 2660 Aug 24 16:37 char The10, 235in the 5th column shows the major and minor numbers that specifies which device driver is used to manage the file. When I run the same command...
What the Vuln is a new series where in each episode our offensive security experts and hackers deep dive and zero-in on one specific vulnerability that plagues organizations – from origins and technical components to how pen testers can find and exploit the vulnerability. The first episode of o...
In the same way, we can see that PostgreSQL 14 is running on port 5432. Identifying the PostgreSQL Port on MacOS Just like in Linux, to identify your port in macOS, let's first check how many PostgreSQL instances are running on our system by using the following command: ps -ef | grep...
Modern desktop and graphical environments offer a trash folder. This location permits retrieving a "deleted" file before it is irrecoverably erased. When you're using a terminal, trash commands send files to the trash folder as a staging area. But what happens when you tell your Linux computer...
Modern desktop and graphical environments offer a trash folder. This location permits retrieving a "deleted" file before it is irrecoverably erased. When you're using a terminal, trash commands send files to the trash folder as a staging area. But what happens when you tell your Linux computer...
The first, third, and fourth columns contain information relevant to permissions, which will be referenced in this article The folders listed in the screenshot are in thelinuxscrewusers home directory, and all have the permission drwxr-xr-x ...
For this reason, the code executed in the kernel space is considered a code that is executed in a privileged mode.As an example, let's consider the GPIO subsystem we already saw in the previous chapter where we talked about U-Boot. In Linux, we can manage these devices easily using ...
Linux What is umask (user mask) for file and directory creation permissions and how to calculate umask and change the defaults umask are the default permissions that are applied when a file or directory are created. To see this in action simply just...
I think this is really just a consistency change, exposing the exp2() function in the underlying libm library, because Python already has 2**x and math.pow(2, x). However, when you write an implementation for a fixed exponent, it can be possible to be more accurate for a wider ...