https://cr1s1um.github.io/en/levels/intermediate/ Recent content in Intermediate on ~# cr1s1um > /dev/random Hugo -- 0.157.0 en Wed, 13 Aug 2025 00:00:00 +0000 https://cr1s1um.github.io/en/post/bannator-python-script-blocks-brute-force/ Wed, 13 Aug 2025 00:00:00 +0000 https://cr1s1um.github.io/en/post/bannator-python-script-blocks-brute-force/ Discover bannator.py: a 44 line Python script that blocks brute force attacks on Linux. A practical example of security and coding. https://cr1s1um.github.io/en/post/ultimate-vim-vimrc-configuration/ Thu, 05 Jun 2025 00:00:00 +0000 https://cr1s1um.github.io/en/post/ultimate-vim-vimrc-configuration/ A practical Vim configuration for developers and sysadmins, refined over years of work on Debian and Unix systems.