Its not only Yahoo and Twitter, any other online account ( Mail account, Bank account, Social Media account ) can be hacked. Are you sure your account will not be hacked ? To make sure your accounts are not hacked, safeguard your account with following steps.
The more lengthy and complicated your password is,harder for the hackers to break or guess it. Dont use Dictionary words, Names, Date of Birth or any other personal details as your password. Never use passwords like “Password123”. “Mypassword” etc, which is very easy for hackers to guess. Random combination of letters (both small case & upper case) with special characters and numbers is considered as stron password.
Avoid Reusing a Password
Dont use same password for different accounts. If you use same password for different account, if one of your account is hacked, all your online account including your bank online account is accessable.
Change password frequently
Some security experts advise to use a strong password than to change them frequently, but if you havent changed your password for years, better change it immediately.
Use Anti Virus
Use anti virus software to scan your computer and mobile devices. Make sure your anti virus is uptodate.
Ignore suspicious emails
Ignore emails saying that you have won $100 million etc. They may be interested in hacking your account than making you rich
Dont disclose your password
There are cases that you receive mail from your Bank or Credit card company asking you to send your account password or other valid details. Please do send these details as this is called Phishing, one way of hackers stealing your password from you