One day, a large majority of email addresses in the domain of a country received email messages which said the following:
LOGO of the BANK
Dear customer,
We have received new payment.
Please, enter to your account.
Email addresses received this message even if their users did not have an account with this bank. Imagine that some percentage of the people who received this email were customers at this bank. As a result, the majority of those customers clicked the link and logged in to their internet banking accounts. We received an email from the bank that their customers had lost lots of money.
The investigation results showed that this letter came from an email address which was in the country domain and also the ...
