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French government messaging app Tchap breached
Hundreds of thousands of officials' messages were allegedly stolen.
- Organisation
- Tchap (French government)
- Disclosed
- 11 June 2026
- Affected
- Not stated
- Data
- Private government messages
- Attacker
- Unknown
- Severity
- critical
- Region
- Global
- Source
- CM Alliance monthly roundup ↗
Cite this
Nuffield Consulting, “French government messaging app Tchap breached”, The Daily Tech Wire outage & breach log, 11 Jun 2026. https://techwire.nuffieldconsulting.com/incidents/2026-06-11-tchap-french-government-breach/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: CM Alliance monthly roundup, https://www.teiss.co.uk/news/french-government-messaging-app-tchap-suffers-security-breach-hundreds-of-thousands-of-messages-allegedly-stolen-17641.
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