Challenge description I encrypted a secret message with RSA but I lost the modulus. Can you help me recover it? Solution When we extract the Lost Modulus.zip file we found two files: chal...

Usually, the ideal is to have the minimum programs running at startup on windows, but sometimes we need to add some program to the startup. To get a program run at startup on Windows 10: Press ...

The Last Dance has been Pwned Enjoy! ;)

netselect-apt is a script to create an apt sources.list file automatically by downloading the list of Debian mirrors and choosing the fastest. Install netselect-apt $ sudo apt install netselect-a...

Hibernate is a power option that will allow you to turn off your computer but save all the work you had open for when it is turned on again. The downside is that hibernation uses some storage space...

I am writting this article as a result of a conversation I recently had with a friend. It was a very interesting conversation where, among others, we interchanged some Windows 10 tricks. Clipboard...

Although the Packaging Python Projects tutorial is very detailed in how to package a Python Project, I encountered some difficulties at the time of do it, so I’m going to leave here a summary and s...

I have an old raspberry pi running some services 24/7 and with (very protected) remote access enabled. For some reason the raspberry receives a big number of bruteforce attacks trying to log in. To...

Sometimes we need to find all files containing a specific text withing the files, not in the file name. We can achieve this with grep and a few parameters: grep -irnwl /path -e 'pattern' -i i...

Sometimes firewalls time out idle sessions after a certain period of time. We can avoid have our SSH sessions killed with a few options to keep alive ssh sesions. We can configure the keep alive on...