# Expert warns of 400 fake IT support incidents via Microsoft Teams

> Arnaud Wallon documents more than 400 fake IT support incidents on Microsoft Teams, involving mail bombing, fake technicians, and sometimes ransomware.

**In brief**: Cyber event (severity: low) nationwide, first detected on 26 October 2026 at 19:13. Reported by 1 source (1 article), last updated on 26 October 2026 at 19:13.

- Category: Cyber
- Severity: Low
- Place: Nationwide
- First detected: 26 October 2026 at 19:13
- Updated: 26 October 2026 at 19:13
- Web page: https://acturadar.com/en/events/1354-expert-warns-of-400-fake-it-support-incidents-via-microsoft-teams

## Sources (1 articles)

- [@arwallon : Faux support IT dans Microsoft Teams : 400+ incidents documentés.](https://x.com/arwallon/status/2114782432222220703) — X (Twitter), 26 October 2026 at 19:13

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Cite as: Acturadar, “Expert warns of 400 fake IT support incidents via Microsoft Teams”, https://acturadar.com/en/events/1354-expert-warns-of-400-fake-it-support-incidents-via-microsoft-teams
Methodology: https://acturadar.com/en/methodology