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A Practical Introduction to eBPF

Linux Sysadmin

Have you ever wanted to enhance your favorite distribution kernel with debugging, tracing, networking, security or plenty of other features without going through a long approval/testing/integration process managed by the Linux community? The extended Berkeley Package Filter (eBPF) is a Linux kernel feature that aims at running user-space code (eBPF programs) in the kernel, safely and efficiently, via the in-kernel eBPF machine. Let's discover how to build such programs.

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Sending SMS with a USB GSM modem (and Python)

SMS Phishing Python Cyber-Wise

Despite its occasional unreliability as seen here and there, SMS remains a common communication method. Before diving into Python, understanding AT commands is a good start for interfacing with a USB GSM modem. This concise guide lays out the steps to integrate SMS functionality into your projects, enabling you to utilize the power of SMS communication with ease.

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Fully customizable emails using Laravel 9

PHP Laravel Cyber-Wise

With the release of Laravel 9, the Swift Mailer (that is no longer maintained) has been replaced by the Symfony Mailer. You can already find some useful information about this change along all the other ones in the Upgrade Guide from Laravel 8.x to 9.0. However this guide does not contain enough information if you want to send fully customized emails. This blog post proposes you a solution coming directly from the Symfony documentation!

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Create & Deploy a Discord Bot (Part 3/3 - Bot Deployment)

Python Bot Deployment

There are times when you need to manage a community. Mailing lists are still in use nowadays but there exists other modern ways like creating a Discord server to chat with a bot that can fulfill many tasks for you and your community!

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Create & Deploy a Discord Bot (Part 2/3 - Bot Features)

Python Bot Deployment

There are times when you need to manage a community. Mailing lists are still in use nowadays but there exists other modern ways like creating a Discord server to chat with a bot that can fulfill many tasks for you and your community!

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Create & Deploy a Discord Bot (Part 1/3 - Bot Creation)

Python Bot Deployment

There are times when you need to manage a community. Mailing lists are still in use nowadays but there exists other modern ways like creating a Discord server to chat with a bot that can fulfill many tasks for you and your community!

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Secure Cookies with Laravel

Secure Software Development Laravel PHP

No. Setting HTTPS is not enough to ensure that your cookies are encrypted. But Laravel proposes some very simple ways to achieve that.

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Cloning a disk with CloneZilla

Tools

Cloning the old disk or installing the new one from zero? That question crossed many minds and this post might help you finding the answer by explaining how to clone your old disk to a new one using CloneZilla and some disk management tools.

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Secure your project with the GitLab SAST analyzers

Secure Software Development GitLab PHP Cyber-Wise

Learn how to secure any project with the GitLab SAST analyzers and easily separate the false positives from the real threats that should be addressed before deploying the project.

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Laravel database transactions & mysqldump

Laravel MySQL PHP Cyber-Wise

Did you know that mysqldump can create inconsistent backups if you do not use database transactions in Laravel? Let's discover that issue and address it in order to avoid it. After setting up and running locally a Laravel project that will serve as a demo for that specific issue, we will observe the necessity of using transactions and how to implement them. We'll also discover many more tips while trying to understand what happens under the MySQL hood.

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Email tracking techniques

Ever wondered how a company can track the opening of the emails it sends to its customers? Here you will learn to achieve that without using any third party email tracking service. All the techniques will be illustrated through Laravel code since all you need is a web server and a few scripts!

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Implementing email verification in Laravel

Laravel PHP

Have you ever wanted to ensure your users use email addresses they actually possess? Here is a quick way to achieve it. This tutorial assumes that you already have:

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