The General Data Protection Regulation (GDPR) will take effect from 25 May. Have you asked those organisations that are processing YOUR personal data if THEY’RE ready for it? You might be worried by their answer.
@BarclaysUKHelp My online banking has message to update my details, but link takes me to a 3rd party URL. Have you never heard of phishing? I will not provide my details to a non-Barclays entity.