Yahoo suffered another attack.
Yahoo suffered another attack.
In this way, the accounts could be accessed without using passwords.

Yahoo has been doing its best to maintain discretion on the issue.
The company even confirmed the press about the invasions but did not disclose how many accounts were hit.
The news has only become public because some users have spread the alert email on social networks.

In the e-mail, the company gives notice that undue access was made in 2015 or 2016.
The vulnerability that allowed the cookie system to be accessed was exploited in 2014, apparently.
This sequence of security issues and management bottlenecks have put Yahoo in the most delicate position on the market.
