"Therefore, from today, we will be informing our customers when we determine that the password which they use for Deliveroo is publicly known in some way. We will contact the impacted customers to request that they change their password, and advise that they also change that password at other sites where it is also used."
https://deliveroo.engineering/2017/09/05/improving-password-...
"Therefore, from today, we will be informing our customers when we determine that the password which they use for Deliveroo is publicly known in some way. We will contact the impacted customers to request that they change their password, and advise that they also change that password at other sites where it is also used."