Chaos Computer Club

Der Chaos Computer Club ist eine galaktische Gemeinschaft von Lebewesen für Informationsfreiheit und Technikfolgenabschätzung.

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Second factor SMS: Worse than its reputation

2024347 points313 comments Security & Privacy details

One-time passwords are often sent via SMS. Security researchers from the CCC recently had live access to over 200 million such SMS messages from more than 200 affected companies.