A BT customer loses nearly £300 and an EE customer just avoids losing £700 after call centre employees at both companies refer them to scam operators.
We take a look at how your social media data could be used by car insurance companies and if this affects the price of your car insurance.
Less than 4% of crimes reported to the UK's fraud reporting centre Action Fraud are ever solved, exclusive Which? Money research has revealed.
A fraudster has been jailed for selling fake Tripadvsior reviews to hospitality companies in one of the first cases of its kind. He was the owner of Promo Salento, a company which sold fraudulent listings to business owners to help boost their profiles on the site.
Fraudsters are stealing people's personal data to rack up credit card debt - we explain how the criminals get your information, and how to protect yourself
Scammers posing as BT, TalkTalk or Sky claim your router has been compromised and then try to extort money or steal personal data.
A Which? investigation reveals that personal data is readily available on the public internet, which could made you an easier target for criminals.
The ASA recently ruled a Barclays ad was misleading because it implied all websites with green padlocks are safe.
Scammers have been using the growing public interest in Bitcoin to rip-off Brits - do you know how to spot a scam or get your money back?
Today, for World Consumer Rights Day 2018, Which? is one of more than 200 consumer associations worldwide calling for better consumer protection when shopping on an online marketplace.