Former Yahoo CEO apologizes for information breaches, blames Russians


WASHINGTON (Reuters) – Former Yahoo Chief Government Marissa Mayer apologized on Wednesday for 2 large information breaches on the web firm, blaming Russian brokers for at the very least considered one of them, at a listening to on the rising variety of cyber assaults on main U.S. firms.

”As CEO, these thefts occurred throughout my tenure, and I wish to sincerely apologize to each considered one of our customers,” she informed the Senate Commerce Committee, testifying alongside the interim and former CEOs of Equifax Inc (EFX.N) and a senior Verizon Communications Inc (VZ.N) govt.

“Sadly, whereas all our measures helped Yahoo efficiently defend in opposition to the barrage of assaults by each personal and state-sponsored hackers, Russian brokers intruded on our methods and stole our customers’ information.”

Verizon, the most important U.S. wi-fi operator, acquired most of Yahoo Inc’s property in June, the identical month Mayer stepped down. Verizon disclosed final month 2013 Yahoo information breach affected all three billion of its accounts, in contrast with an estimate of greater than 1 billion disclosed in December.

In March, federal prosecutors charged two Russian intelligence brokers and two hackers with masterminding a 2014 theft of 500 million Yahoo accounts, the primary time the U.S. authorities has criminally charged Russian spies for cyber crimes.

These fees got here amid controversy regarding alleged Kremlin-backed hacking of the 2016 U.S. presidential election and attainable hyperlinks between Russian figures and associates of President Donald Trump. Russia has denied attempting to affect the U.S. election in any means.

Particular Agent Jack Bennett of the FBI’s San Francisco Division stated in March the 2013 breach was unrelated and that an investigation of the bigger incident was persevering with. Mayer later stated underneath questioning that she didn’t know if Russians had been answerable for the 2013 breach, however earlier spoke of state-sponsored assaults.

Former Yahoo Chief Government Marissa Mayer waits to testify earlier than a Senate Commerce, Science and Transportation listening to on “Defending Shoppers within the Period of Main Information Breaches” on Capitol Hill in Washington, U.S., November eight, 2017. REUTERS/Kevin Lamarque

Senator John Thune, a Republican who chairs the Commerce Committee, requested Mayer on Wednesday why it took three years to determine the info breach or correctly gauge its measurement.

Mayer stated Yahoo has not been in a position to determine how the 2013 intrusion occurred and that the corporate didn’t study of the incident till the U.S. authorities introduced information to Yahoo in November 2016. She stated even “sturdy” defenses usually are not sufficient to defend in opposition to state-sponsored assaults and in contrast the struggle with hackers to an “arms race.”

Yahoo required customers to vary passwords and took new steps to make information safer, Mayer stated.

“We now know that Russian intelligence officers and state-sponsored hackers had been answerable for extremely advanced and complex assaults on Yahoo’s methods,” Mayer stated. She stated “actually aggressive” pursuit of hackers was wanted to discourage the efforts, and that even probably the most well-defended firms “may fall sufferer to those crimes.”

The present and former chief executives of credit score bureau Equifax, which disclosed in September information breach affected as many as 145.5 million U.S. customers, stated they didn’t know who was answerable for the assault.

Senator Invoice Nelson stated “solely stiffer enforcement and stringent penalties will assist incentivize firms to correctly safeguard shopper data.”

Thune informed reporters after the listening to the Equifax information breach had created “extra momentum” for Congress to approve laws. He stated Mayer’s testimony was “necessary in shaping our future reactions.”

The Senate Commerce Committee took the bizarre step of subpoenaing Mayer to testify on Oct. 25 after a consultant for Mayer declined a number of requests for her voluntarily testimony. A consultant for Mayer stated on Tuesday she was showing voluntarily.

Reporting by David Shepardson; Enhancing by Susan Thomas

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