Captive portal WiFi for events: a guide to guest WiFi marketing

A captive portal is the page guests see when they first join an event WiFi network, before they get online. It is the same idea as the login page at a hotel or airport. At an event, it can do far more than ask people to accept terms: it can carry your branding, show sponsor messages, collect opt-ins and tell you how people use the site.

This guide explains what captive portal WiFi is, how event organisers and venues use it, how to stay on the right side of data protection rules, and how to design a portal guests will actually complete.

What is captive portal WiFi?

When a device connects to the WiFi network, the network holds it at a web page, the captive portal, until the guest completes a step: accepting terms, entering an email address, signing in with a social account or entering a code from their ticket. Once they complete it, they are online. Because every guest passes through the same page, it is valuable space for the organiser.

What you can do with a captive portal at an event

• Branded splash pages in your event’s look and feel, in more than one language if needed.
• Login options: one-click access, email, a short form, social login or a ticket or delegate code.
• Sponsor placements: logos, messages or a sponsored “WiFi powered by” page, which is an easy extra to sell.
• Promotions: offers at bars and food stalls, schedule highlights or app downloads.
• Data capture: marketing opt-ins and short surveys, collected with consent.
• Analytics: numbers of guests online, when and where, and repeat visitors across days.
• Redirects after login, for example to the event app, map or programme.

Data protection and consent

If your captive portal collects personal data, data protection law applies. In the UK that means UK GDPR and, for marketing emails and messages, PECR. The UAE and Saudi Arabia have their own personal data protection laws. The details differ, but the same good practice applies everywhere:

• Show a clear privacy notice explaining what you collect and why.
• Keep marketing consent as a separate, unticked opt-in; do not make it a condition of getting online.
• Collect only what you need, and keep it only as long as you need it.
• Name sponsors if they will receive data, and get specific consent for that.
• Keep the guest network secure and separate from payments and production.

This is general guidance rather than legal advice; check the rules that apply to your event with your data protection adviser.

Designing a portal guests will complete

• Make it fast. One tap or one field gets far more people online than a long form.
• Design for phones first. Almost every guest will see it on a mobile.
• No app downloads just to get online.
• Be clear about what guests get, such as free WiFi for the whole event, and what you will do with their details.
• Keep sponsor content short and give guests a clear button to continue.
• Test it on different phones and browsers before the doors open.

Does it need new WiFi equipment?

Not necessarily. A captive portal platform can often sit on top of the event WiFi or a venue’s existing network, managed through an online portal. What matters more is that the WiFi underneath has the capacity for the crowd; a beautiful splash page does not help if the network behind it is overloaded. Our festival WiFi guide explains how to plan for that.

How Create Live can help

Create Live’s guest WiFi platform manages the whole experience: login methods, branded splash pages, promotions and advertising, data capture and reporting, and it works with your existing WiFi. We also design and run the event WiFi underneath it. See all our event IT services.