RUSI JournalVolume 158Issue 4members only

The Sophistication Criterion For Attribution


Attribution of cyber-attacks remains a difficult problem. Contrary to some suggestions, the sophistication of a cyber-attack may not be sufficient to determine its origin

In the wake of Stuxnet, there has been an increasing tendency on the part of politicians and analysts to see the sophistication of a cyber-attack as an indication of its perpetrator. Indeed, the more sophisticated the attack, the more sophisticated the attacker, thereby pointing to a state actor as the culprit – or so it is argued. However, Clement Guitton and Elaine Korzak note the lack of clarity and inconsistency around the term ‘sophistication’, contending that it is

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