Yahoo’s big breach helps usher in an age of hacker anxiety

SAN FRANCISCO (AP) — Yahoo has become the worst-case example of an unnerving but increasingly common phenomenon — massive hacks that steal secrets and other potentially revealing information from our personal digital accounts, or from big organizations that hold sensitive data on our behalf.
On Wednesday, Yahoo disclosed a gargantuan breach affecting more than a billion user accounts, the largest such attack in history. The company said that attack happened in August 2013, although Y