https://afritechnet..com/2016/10/delete-yahoo-account.html

Yahoo, formerly an internet services behemoth, is now beleagured by a myriad of issues. Among the most recent of which has been the revelation that Yahoo suffered the largest ever data breach.

To add to its initial security inadequacies, Yahoo failed to notify its users of the breach - http://fortune.com/2016/09/23/yahoo-is-sued-for-gross-negligence-over-huge-hacking/

As well as Verizon - http://money.cnn.com/2016/09/22/technology/verizon-yahoo-data-breach/index.html

And the SEC - https://www.washingtonpost.com/news/the-switch/wp/2016/09/28/could-yahoo-be-in-trouble-with-the-sec/

To make matters worse news reports now reveal that Yahoo secretly monitored ALL emails on behalf of the US government. Something that its competitors (Microsoft and Google) claim not to have done.
https://www.theguardian.com/technology/2016/oct/04/yahoo-secret-email-program-nsa-fbi

Yahoo has justifiably been described as "a toxic surveillance liability" as a result of its behaviour. The right to privacy is recognized by the UNHCR, individuals have a right to private communication.

Yahoo isn't as popular as it once was and has been shedding users for years as a result of peculiar design and implementation decisions. The latest news cycle has lead to yet another mass exodus away from Yahoo services, here is how to make a clean break from Yahoo mail:

contd - https://afritechnet..com/2016/10/delete-yahoo-account.html