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French Government Warns Hackers Breached Tchap App for Civil Servants Through Hijacked Account

techcybersecurityworldeurope 3 posts · 3 accounts

The French government warned that hackers breached Tchap, its encrypted messaging app for civil servants, by using a hijacked user account. The disclosure turns an incident that had previously surfaced through unverified online claims into an acknowledged breach affecting a service with more than 300,000 monthly users.

Earlier posts had alleged a scrape affecting about 73,467 accounts, 643,459 messages from 876 rooms and 59,386 media files, or roughly 13.51 gigabytes, though those figures have not been independently verified. Tchap is used across French ministries, including Interior, Finance, Defense and Justice, making the breach significant even as the material provided does not confirm the amount of data taken.

From the sources (3 posts)

@darkwebinformer

🚨🇫🇷 A threat actor known as misere is distributing a dataset allegedly scraped from Tchap ( the official messaging platform of the French government built by DINUM and used by civil servants across ministries includ

@vecertradar

CYBER INTELLIGENCE ALERT: 🇫🇷 [UNCONFIRMED] SCRAPING OF GOVERNMENT MESSAGING PLATFORM — [STATUS: UNCONFIRMED / THREAT ACTIVITY / DATA SCRAPING AND EXFILTRATION] A post has been detected regarding Tchap, the official

@techmeme

French government warns that hackers used a hijacked user account to breach Tchap, its encrypted messaging app for civil servants with 300,000+ monthly users (@serghei / BleepingComputer) (Visit Techmeme dot com for the link and full conte

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