Author: Tran_Viet_Toan
What is a VPN? Understanding VPN: A Security and Privacy Tool in the Digital Age
A VPN (Virtual Private Network) was created as a solution that both protects personal information and provides the freedom to access content on the internet. VPN is no longer an unfamiliar concept, but many people still do not fully understand how it works, its benefits, and the risks of using it.
Career Opportunities and Roles with Python
Python is not just a programming language; it is the key that opens up a wide range of career opportunities in the digital era. From software development, data analysis, and artificial intelligence to finance, healthcare, and education—Python is everywhere and its value continues to grow.
Applications of Python in Everyday Life
Python is not only a tool for building large software systems but also a reliable “assistant” in modern life. From office work, studying, and research to personal entertainment, Python can help people work more efficiently, save time, and enhance creativity.
Introduction to Python
With concise syntax, a rich library ecosystem, and a strong community, Python has become a trusted “companion” for both learning and real-world work.
Foundations of Information Systems
Understanding how information systems operate, how data is collected, stored, and transformed into knowledge — is the key capability for organizations to compete effectively. Foundations of Information Systems (OpenStax) was created to help readers grasp these foundational principles — not only technically but also in terms of organization, management, and ethics.
Introduction to Computer Science
The book Introduction to Computer Science is compiled with the goal of guiding readers from the most basic concepts to a more comprehensive understanding of this fascinating field. With a systematic, accessible presentation and numerous illustrative examples, it is an ideal starting resource for anyone looking to enter the world of technology.
Principles of Data Science
It is a combination of computational techniques, analytical thinking, and the ability to tell stories with data. This is also the focus of the book Principles of Data Science compiled by OpenStax – a high-quality, completely free academic resource that helps learners build a data science foundation from scratch to a level sufficient to enter real-world applications.
Workplace Software and Skills
The OpenStax book Workplace Software and Skills was created to meet this demand. It is a free learning resource with a scientific structure, combining theory and practice, helping learners not only “know how to use software” but also “understand how to apply technology to solve workplace problems.”
Introduction to Python Programming
If you are looking for a learning resource that starts from scratch and builds a solid foundation, OpenStax has introduced an excellent material: Introduction to Python Programming. This textbook, published in 2024, is available online for free and is designed to be accessible to learners everywhere.