You should change your Yahoo email password.

Tech Talk #65 – Nov. 25, 2017 You should change your Yahoo email password.   They call it largest known theft of user data in history. In an August 2013 data breach at Yahoo, all 3 billion account holders at Yahoo had their info stolen. What info, you ask? Oh, just user account information, including names, email addresses, telephone numbers, dates of birth, hashed passwords (using MD5), and, in some cases, "encrypted or unencrypted security

Change your Yahoo! password

Tech Talk #36 – October 15, 2016 In case you missed it, late last month Yahoo! reported that in 2014 thieves broke into their servers and stole information on 500,000 Yahoo! email users. The information stolen included names, email addresses, phone numbers, birth dates and some security questions and answers.   If you haven’t changed your yahoo.com, sbcglobal.net, or att.net password since 2014 you should put down this paper and change it right now. Really.