Articles
Practical guides, technical explanations and actionable advice on IP addresses, network security and online privacy.
How to secure your Facebook account in 2026?
Two-factor authentication, connected devices, login alerts: discover all the steps to secure your Facebook account and avoid hacking in 2026.
How to secure your Instagram account in 2026?
Two-factor authentication, strong password, connected devices: discover all the steps to secure your Instagram account and avoid hacking in 2026.
What can someone do with your IP address?
Geolocation, DDoS attacks, intrusion attempts: discover what a malicious person can do with your IP address and how to protect yourself effectively.
Best free VPN: the top 5 in 2026
What is the best free VPN in 2026? Discover our selection of the 5 best free VPN extensions to protect your IP address without spending a penny.
How to secure your Wi-Fi in 2026?
Strong password, WPA3, MAC filtering, guest network: discover all the steps to secure your Wi-Fi network and prevent unauthorised access to your connection.
DHCP vs static IP: what is the difference?
DHCP or static IP: discover the differences between these two IP address assignment methods, their respective advantages and how to choose based on your needs.
The most important network ports to know
HTTP, HTTPS, FTP, SSH, DNS: discover the most important network ports, their role and why knowing them is essential to understanding how the internet works.
Ethernet or Wi-Fi: which should you choose?
Ethernet or Wi-Fi: discover the differences in speed, stability, latency and security to choose the connection best suited to your needs.
How to check my PC's IP address?
Find out how to check your PC's IP address on Windows and Mac: network settings, command prompt and Terminal. Local and public IP addresses explained.
How to find your printer's IP address?
Discover all the methods to find your printer's IP address: control panel, test page, cmd command and network interface.