Which? Scam Alerts – 30/04/2026

Scam Alerts

Sim-swap fraud warning

Sim-swap fraud is when a scammer steals your phone number by tricking your network provider into transferring it to a Sim card they own. The scammer then attempts to hack into your accounts using one-time passwords sent via text.

Recent cases point to weak email security opening the door to fraudsters, but are mobile networks doing enough to protect customers? Find out what’s really happening and what you can do to protect yourself against this nasty scam.

5 scam calls and texts to watch out for

You’re much more likely to answer a call or text that comes from a familiar contact, but criminals can use software to change the number displayed on your phone – they can even mimic your bank’s phone number.

This is known as number spoofing, and despite efforts by the government and mobile networks to stop it, fraudsters continue to exploit loopholes to carry out their schemes. We reveal the latest tactics and give you four ways to avoid number-spoofing scams.

The rise of fake days out on social media

We’re warning social media users about a growing trend for fake days out. From Buckingham Palace markets to hot air balloon festivals, scammers are using AI images and videos to lure visitors to attractions that don’t exist.

Our travel experts have investigated – they explain how to identify fake or AI-generated social media posts, plus tips to buy event tickets safely.

Stay safe,

Which? Scam Alert Team

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