Key enterprise data security lessons from 2025 and what organisations must prioritise next

By Karthikeyan VS, Director & Head of Asia, Expleo

2025, more than any recent year, revealed the structural weaknesses embedded in enterprise data security. What firms encountered was not a run of isolated cyber incidents but a systemic failure in which data breaches disrupted global operations, destroyed billions in value, and weakened trust across industries. Manufacturing lines halted overnight, and retailers faced coordinated ransomware extortion.

On the other hand, airlines saw millions of customer records exposed, while public infrastructure became a target of politically motivated attacks. At the same time, artificial intelligence (AI) reshaped both defence and offence, accelerating innovation while amplifying risk. Nearly 68 per cent of organisations reported data leakage associated with use of AI tools, and poor data quality alone resulted in average losses of USD 12.9 million per organisation.

As regulators raced to respond, firms found themselves directing increasing compliance pressure without ...