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Cyber operations in the Israel-Iran conflict

Iran-linked cyber activity has targeted Israeli organizations, and the 2026 war brought cyber operations alongside missile attacks and influence campaigns. Public evidence does not verify the pack's claims about Israeli attacks on Iranian banks or port systems.

Miriam Bernstein

Miriam Bernstein is the pen name of Hasbara’s Resources desk. Every article is sourced and cited.

Cyber operations have accompanied the Israel-Iran conflict. Microsoft's 2026 Digital Defense Report says Israel was a leading target of cyber threat activity and describes Iranian state-linked operations as increasingly connected to military activity and influence campaigns.

Iran-linked cyber activity

Microsoft's report covers observed activity from July 2025 through June 2026. It identifies Iran-linked campaigns affecting Israel and describes destructive operations, data wiping, and attempts to disrupt operational technology. The report also describes cyber activity supporting intelligence collection, disruption, and influence campaigns.

During wartime, social media influence operations and cyber intrusions accompanied kinetic attacks. The IDF describes cyber and covert activity as part of the broader conflict. Israeli organizations faced Iranian-linked cyber threats alongside missile attacks.

Cyber activity alongside military operations

The conflict's digital dimension included cyber threats and influence activity alongside military operations. For the military events occurring alongside digital activity, read the campaign overview and the page on Iran's regional partners.

Microsoft's 2026 Digital Defense Report summarizes observed threat activity. Ynetnews reports the Israel and Iran figures from that report. The IDF sets out its account of the broader cyber and covert conflict.

Sources

  1. 1.https://www.microsoft.com/en-us/corporate-responsibility/topics/cybersecurity/reports/microsoft-digital-defense-report/?msockid=393804c59f1b62f72793130d9e946371
  2. 2.https://www.ynetnews.com/tech-and-digital/article/syucjr3qfe
  3. 3.https://m.www.idf.il/en/mini-sites/iran-israel-war-2026/articles-iran-israel-war-2026/the-legality-of-operation-roaring-lion/