Password
Password
A secret word or string used to confirm your identity when using a website or app.
In Simple Terms
A password is a secret combination of letters and numbers that restricts access to apps and web services on your phone or computer to just you. You're asked to enter one when checking email, shopping online, and more. Entering the correct password helps stop other people from getting into your account without permission.
Behind the Name
The word "password" comes from combining "pass" (to go through) and "word" (a spoken word). It traces back to how sentries at castles and military posts would demand a secret word from anyone trying to pass, to check whether they were friend or foe.
Take a Closer Look!
A password is a secret combination of letters and numbers that you register in advance to prove you're really you when using a website or app.
Think of it as your own personal "key" to the online world.
When you use a service, you enter the password you set up, and the system checks whether it matches what's on record.
This is how services protect important data, like your personal information and private messages, from being seen by anyone else.
To use passwords safely, it's important to choose a combination that's hard for others to guess.
Avoiding simple ones based on your name or birthday, and making them long enough, are the basics of keeping your password secure.
You can also boost security by mixing different types of characters or using meaningless strings, and the exact requirements vary a bit from service to service.
It's also important, for security reasons, not to reuse the same password across multiple services.
That way, even if a password leaks from one service, you can prevent the damage from spreading to your other accounts.