Did you know Linux decides file permissions before you even touch chmod? That’s the power of umask. In this tutorial, I’ll break down how umask works, how to set it, and why it matters for security. Learn how to control default permissions for every new file or folder you create in Ubuntu . CompTIA Linux+ Certifcation Course Remember to Like, Share, and Subscribe if you enjoyed the video! Also, if you are interested in more Linux content, please consider becoming a channel member so I can continue to produce great content! ✔️RECOMMENDED LINUX BOOKLIST ------------------------------- Linux Pocket Guide: Essential Commands: CompTIA Linux+ Certification All-in-One Exam Guide: Exam XK0-004 101 Labs - CompTIA Linux+ How Linux Works: What Every Superuser Should Know Linux Bible ✔️SOCIAL NETWORKS ------------------------------- KeepItTechie: Facebook: Twitter: Instagram: Discord: -------------------------------- ✔️RECORDING EQUIPMENT ------------------------------- Insta360 4K Webcam - Rode Procaster Microphone - RØDE RØDECaster Duo - Cloudlifter CL-1 Mic Activator - Logitech LED Streaming Light - --------------------------------