In the world of unscrupulous spammers, spoofers, hackers,phishers (and the list goes on), safeguarding our important personal details such as bank accounts,credit card details,email account etc is of utmost priority nowadays.
Now, Gmail helps us in this aspect to some extent by alerting when our personal information are asked with the motive to defraud.
For example, lottery scam is a type of advance-fee fraud which begins with an unexpected email notification that “You have won!” a large sum of money in a lottery.
The intentions of the these online lottery spammers may be multifarious. Either they will try to collect your personal informations or you will be asked to pay “processing fees” or “transfer charges” so that the winnings can be distributed, but you will never receive any lottery payment.
When you have gmail account, it provides alerts when our personal informations are asked by fruadsters by posing to be a reknown company.Gmail could identify these spams and alerts us.
Read this google help page to know more about what and what not to be done when your personal information is asked