Covered by 2 outlets — first reported by The Register Security, Oct 27, 11:49 UTC
Attack on email hosting provider for German far right party AfD exposed 345k accounts
Summary
A cyberattack in September on the email hosting provider used by the German political party Alternative for Germany (AfD) exposed more than 345,000 unique email addresses, according to The Register and Help Net Security. The Register reports that confidential emails and attachments were also exposed and that the party disclosed the attack last week. Help Net Security says the breach notification service HIBP added the data on 27 October and marked it sensitive, so only the verified owner of an address can check it.
AI summary by the SecurityTabs newsroom, checked against The Register Security, Help Net Security. Read the outlets below for the full story.
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2 outlets, in the order they reported it.
The Register SecurityFirst report
Attack on email hosting provider for German far right party AfD exposed 345k accounts
The cyberattack on Alternative for Germany (AfD), the country’s most prominent far-right political party, exposed hundreds of thousands of confidential emails and attachments, as well as more than 345,000 unique email addresses.
Help Net Security
345,000 email addresses stolen in cyberattack on Germany’s far-right party AfD
Over 345,000 unique email addresses were exposed in the September 2026 breach at German far-right political party Alternative für Deutschland (AfD).