1. What Falco Is Falco is a cloud-native runtime security project contributed to the CNCF by Sysdig. Falco implements an extensible event rule filtering engine. Through a series of operations — capturing events, matching security rules, and producing alert notifications — it can surface security problems in a system. The events come from system calls, and it also supports an ebpf probe; the rules are open source [1] and you can define your own extensions [2].

nload is a terminal tool for traffic monitoring. It reads the /proc/net/dev file and draws traffic graphs. Below is a brief introduction to using it. 1. Installation CentOS 1 yum install -y nload If your system’s repositories cannot find the nload package, run the following command to add a new

Usually, we need to perform some operation on GitHub in order to trigger a GitHub Action. This post introduces a way to trigger a GitHub Action remotely through an API call. 1. Common Ways to Trigger a GitHub Action Here is an example GitHub Action: 1 2 3 4 5 6 7 name: GitHub Actions Demo on: [push, pull_request] jobs: Explore-GitHub-Actions: runs-on: ubuntu-latest steps: - run: echo "Hello World!

1. What Is pyfiglet pyfiglet is an ASCII art text generation tool implemented in Python. It can generate graphics like the following from a string: 1 2 3 4 5 6 _ _ _ _ _ _ | |__ ___| | | ___ __ _____ _ __| | __| | | | '_ \ / _ \ | |/ _ \ \ \ /\ / / _ \| '__| |/ _` | | | | | | __/ | | (_) | \ V V / (_) | | | | (_| |_| |_| |_|\___|_|_|\___( ) \_/\_/ \___/|_| |_|\__,_(_) |/ When writing CLI tools, you can use pyfiglet to generate a Banner to display on the command line.

1. What GitHub Actions Is In an earlier post I put the CI capabilities GitLab provides into practice — click here to see. The advantages of using GitLab are that it can be deployed privately, it allows an unlimited number of private repositories, its CI configuration is simple, and it can connect to self-hosted Runners.