In October 2020 the Information Commissioner's Office (the
"ICO") announced that it was issuing a
Penalty Notice to British Airways
("BA"), imposing a financial penalty of
£20 million following a data breach that resulted in hackers
obtaining the personal data of 400,000 BA customers. This was a
significant reduction from the ICO's original intention to
issue a fine of £183 million.
This article discusses the factors that the ICO considers in
determining the appropriate level of any financial penalty,
including any mitigating or aggravating factors, and what can be
learnt from this case.
British Airways' data breach
As is now well-known, in June 2018, BA fell victim to a
cyber-attack in which the attacker was thought to have accessed the
personal data of approximately 429,612 customers and staff. The
breach went undetected by the company for two months. In June 2019,
the ICO issued a Notice of Intention to fine BA £183 million,
equalling around 1.5% of BA's