Here’s a brief overview of how these VPNs work:

A "hotspot VPN" typically refers to a type of VPN (Virtual Private Network) application that is designed to block access to specific ports or hotspots on the internet. These hotspots are often located in places like airports, ports, or other sensitive locations where access can be difficult to block otherwise. For example, a VPN like "Hotspot blocks" or "Port VPN" may allow you to block access to a specific airport, port, or other critical area on the internet. This can be useful if you want to protect your activities from being intercepted by malicious websites or services. If you are using an iPhone, you can search for VPN applications on the App Store or through third-party VPN providers like 1percentVPN, NordVPN, or others. These VPNs often have features that allow you to block access to specific hotspots or ports.

1. VPN Basics: A VPN connects your device to the internet in a secure way, allowing you to access websites, streams, or other services over a private network.

2. Blocking Hotspots: Some VPNs provide the ability to block access to specific ports or hotspots. For example, you can set up a VPN to block access to a specific airport port or to certain ports on ports like 8 or 443.

3. Using a VPN on an iPhone: On your iPhone, you can use VPN apps to block access to specific hotspots. For example, you can download a VPN app from the App Store, and then choose the option to block specific ports or hotspots.

If you have any specific questions about using a VPN on your iPhone or need help with a particular VPN application, feel free to ask!