Learn ethical hacking, vulnerability assessment, and pen testing with Nmap, Nessus, and OpenVAS. Plus, master pentest reports and security audits with top courses.

Google offers many online courses with free certificates and badges. We’ve put together a full list.

Udemy has had its fourth leadership send-off this year. Chief Marketing Officer Genefa Murphy has resigned 2.5 years into her tenure to pursue other opportunities. This is after CEO Greg Brown’s exit in March 2025 after serving just two years CTO Eren Bali’s replacement in June 2025 CPO Prasad Raje’s transition out of his role (started October 2024 and ended in March 2025) Now it’s CMO Murphy. She was hired in July 2023, when Udemy’s Enterprise revenue was more than half of the total revenue

In 2021, edX was acquired by 2U for $800M, stopped being a nonprofit, and the 2U integration has begun.

The best way to learn Node.js; whether you want to build APIs, level up your backend skills, or just understand what makes the web run.

This is the first major move by Udemy’s new McKinsey-veteran CEO, who is prioritizing enterprise efficiency over the founder’s product vision.