Rufnummernmissbrauch nimmt zu: Wie vermeidet man unerlaubte Werbefaxe und Betrugsanrufe?
Rufnummernmissbrauch nimmt zuDie Zahl der Beschwerden über unzulässige Werbung per Fax oder Telefon und gefälschten SMS, die zu Schadsoftware führen, hat zugekommen. Welche Rolle Corona dabei spielt und wie man sich schützen kann.
Vorsicht bei Anrufen von unbekannten Nummern. Es könnten Betrüger dahinterstecken.
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