How can we protect Yahoo account from being hacked

At yahoo email services for a user, where the customer is unable to reset the password on a frequent basis and to manage with almost any sort of technical issues regarding security and privacy issue for the password that you might be confronting.
Along with that, we do changes seriously to make the account more secure take utmost care in keeping it safe. Simply visiting Yahoo referred link more info. -
Wanna Check Recent Activity Section In Yahoo Account To Trace the Last Login...

If you are unaware how yahoo account can be protected from being hacked then follow some simple steps:
1)Use password which should not easy to guess
2)Don't use public wifi.
3)Don't login your account in other devices.
4) Don't discuss your password with other.
For getting more info, you can contact yahoo support team: How My Yahoo Account Can Be Hacked by Den

Try changing you password

You can increase the protection for your account by enabling 2 step verification. When you sign in, you enter your email address and password. Yahoo then sends a code to your cell phone that you have to enter. This means that somebody could watch you sign in and still not be able to access your account unless they also have your phone.
https://help.yahoo.com/kb/SLN5013.html

Having said that, I feel I have to mention that this does absolutely no good if Yahoo itself gets hacked - and this has happened more than once. Here are details of the most recent.
https://www.google.ca/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=0ahUKEwjViq7zwtrRAhUI_mMKHaxsB7AQFggnMAM&url=https%3A%2F%2Fwww.nytimes.com%2F2016%2F12%2F14%2Ftechnology%2Fyahoo-hack.html&usg=AFQjCNE1yQz37bAoPeKDnGbtqGax2JxmXw

Hacking has become the major concern for all Yahoo mail users. Yahoo is providing options to create many features that help you to keep your account safe. The first option is enabling two-factor authentications and other is using account security key.Both features are specially introduced to avoid hacking. The another thing that helps you to keep your account secure is keeping your account up to date. Always attach your mobile number with your account, so that you receive notification if any suspicious people try to access your account.
Learn more about how to secure your Yahoo mail account with the referred blog.

Is Yahoo breach issue really becoming cause of concern Tips to avoid it

As we know that hacking is pretty impossible but some time it's possible because some people know you very well but you can keep it secure by adding alternate mail address or a recover phone number so you can re-hack your account anytime and it's also helpful for forgot password recovery on Yahoo suppose you forgot your account password and need to get in use Yahoo forgot password link and get resolve soon.

Visit here: How to Recover Forgot Yahoo Mail ID Password

It's pretty hard to keep your Yahoo secure from the hackers but you can add some settings like adding a phone number or another email address so you'll easily resolve many small problems like forgot Yahoo password or change Yahoo password, so that options are really helpful for Yahoo client and it's also makes your Yahoo stronger to hacked by some one else.

For more visit here: Yahoo customer service for effective servicing for range of issues