English to Russian Bus/Financial IT (Information Technology)

“Data Incident” means a breach of Google’s security leading to the accidental or unlawful destruction, loss, alteration, unauthorised disclosure of, or access to, Customer Personal Data on systems managed by or otherwise controlled by Google. “Data Incidents” will not include unsuccessful attempts or activities that do not compromise the security of Customer Personal Data, including unsuccessful log-in attempts, pings, port scans, denial of service attacks, and other network attacks on firewalls or networked systems.

Случай несанкционированного (ненадлежащего) использования данных?