Yahoo has just acknowledged the theft of information relating to more than 1 billion customer account … in 2013. Yes, 3 years ago.

Faced with this situation, different interpretations can be found: either because of the analysis of the incident they suffered in 2014, which they reported in September they have extended the forensic analysis of what happened backwards and have discovered that in 2013 they had suffered the largest information theft ever suffered by a single company, or they already knew it and have decided to report it now before the news leaked out through another source. I can even think of a third possibility (and maybe even one of you could think a fourth): that it was a malicious leak now that Verizon is formalizing a bid for Yahoo.
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