whose customers include some of the world's most widely visited
websites, said it did not know who was responsible for the outages that
began in the Eastern United States, and then spread to other parts of
the country and overseas.
The outages were intermittent, making
it difficult to identify all the victims. But technology news site
Gizmodo named some five dozen sites that were affected by the attack.
They included CNN, HBO Now, Mashable, the New York Times, People.com,
the Wall Street Journal and Yelp.
Dyn said attacks were coming
from tens of millions of Internet-connected devices -- such as web cams,
printers and thermostats -- infected with malicious software that turns
them into "bots" that can be used in massive distributed denial of
The U.S. Department of Homeland Security last
week issued a warning about this powerful new approach, noting it was
concerned about the potential for new attacks after code for malware
used in these attacks was published on the internet.
late on Friday that it was fighting the third major wave of attacks,
which were being launched from locations spread across the globe, making
them harder to fight.
"The complexity of the attacks is what’s making it very challenging for us," said Dyn’s chief strategy officer, Kyle York.
The U.S. Department of Homeland Security and the Federal Bureau of Investigation said they were investigating.
disruptions come at a time of unprecedented fears about the cyber
threat in the United States, where hackers have breached political
organizations and election agencies.
Dyn said it had resolved one
morning attack, which disrupted operations for about two hours, but
disclosed a second a few hours later that was causing further
Dyn said early on Friday that the outage was limited
to the Eastern United States. Amazon later reported that the issue was
affecting users in Western Europe. Twitter and some news sites could not
be accessed by some users in London late on Friday evening.
Holdings Inc said that the outage prevented some customers in "certain
regions" from making payments. It apologized to customers for the
inconvenience and said that its networks had not been hacked.