@troyhunt: Click the "Why it's safe" link on @UKTesco and.... a browser warning about the page having insecure content is returned.
@UKTesco: Let me assure you that all customer passwords are stored securely & in line with industry standards across online retailers.
@troyhunt: let me assure you that if you are emailing passwords to customers, you are well short of industry standards on a number of fronts.
@UKTesco: Passwords are stored in a secure way. They’re only copied into plain text when pasted automatically into a password reminder mail.