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Duqu and Stuxnet are both examples of sophisticated malware that specifically target critical infrastructure and are often associated with state-sponsored activities. Their primary purpose extends beyond immediate financial gain or individual compromise, focusing instead on espionage and disruption of key systems.

Stuxnet was notably designed to sabotage Iran’s nuclear program by infecting industrial control systems, particularly those used for managing centrifuges. This highlights the concept of information warfare, where cyber capabilities are used to achieve strategic objectives against adversaries, often reflecting a nation's geopolitical interests.

Similarly, Duqu was created to gather intelligence and facilitate future cyberattacks, functioning as a precursor to potential damage. Together, they exemplify how cybersecurity can serve as a battleground for nations, illustrating the growing importance of protecting critical infrastructure from such advanced threats.

This context establishes a clear connection to information warfare, as both malware variants demonstrate the use of cyber tools in the long game of international conflict and national security.