An accountant gets an email from the 'CEO' at 16:45 on a Friday
Án Varhuga
'Anna, can you approve this transfer before the bank closes? Confidential, don't ask anyone else.' Anna sends 1.2 million ISK to an account that turns out to be in the Bahamas.
Með Varhuga
Anna remembers last month's module on CEO fraud. She calls the CEO on the number she knows, confirms he sent nothing, and tells IT. Loss: zero.

varhugi