Stub entry: single definition derived from the EU NIS 2 Directive; sector-specific readings not yet documented — contributions welcome.
an event that could have compromised the availability, authenticity, integrity or confidentiality of stored, transmitted or processed data or of the services offered by, or accessible via, network and information systems, but that was successfully prevented from materialising or that did not materialise
Directive (EU) 2022/2555 (NIS 2 Directive), Art. 6(5)