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Here's what you should know, and do, about the Yahoo breach
An email compromise is one of the worst data breaches that a person could experience online, so here’s what you should know:Among the account information that hackers stole from Yahoo were real names, telephone numbers, dates of birth and, in some cases, unencrypted security questions and answers. Some of those details are sensitive and are also used for verification by banks and possibly government agencies.Here's what you should know, and do, about the Yahoo breach | PCWorldOnce hackers break into an email account they can easily discover what other online accounts are tied to that address by searching for sign-up emails. These are the welcome messages that most websites send when users open a new account, and which users rarely delete. These days most email providers offer enough storage space that users won’t ever have to worry about deleting messages.
Aside from exposing the links between an email address and accounts on various websites, those sign-up emails can also expose the specific account names chosen by the user, if different from their email address.