The SEC is investigating why it took so long for Yahoo to say it was hacked (YHOO, VZ) | International News Live Blog

https://internationalnewsliveblog.wordpress.com/2017/01/23/the-sec-is-investigating-why-it-took-so-long-for-yahoo-to-say-it-was-hacked-yhoo-vz/

Hackers stole 500 million users’ details from Yahoo in 2014 — but it didn’t announce it until two years later. http://internationalnewslive.com/the-sec-is-investigating-why-it-took-so-long-for-yahoo-to-say-it-was-hacked-yhoo-vz/