Many people use password autofill on their web browser or password manager for convenience. The feature, however, can be used by hackers and advertisers to access user accounts and gather your sensitive information without your consent.
Why password autofill is so dangerous
Modern web browsers and password managers have a feature that enables usernames and passwords to be automatically entered into a web form.

These days, it’s nearly impossible to keep your internet activities completely private. Browsers keep track of your online behavior, while some websites collect your personal information. Although these data are often used for marketing purposes, it’s not uncommon for them to fall into the hands of identity thieves and other malicious actors.

Data loss is a bigger concern than ever nowadays, as cyberattackers are getting creative with their breaches and exploits. So it’s a smart choice to add layers of security — such as biometrics authentication — to make your data as difficult as possible to steal.

As you surf the web, it’s nearly impossible to keep your internet activity completely private. Certain websites collect personal information for marketing purposes and your browser keeps track of all the websites you visit. That browsing information can also fall into the wrong hands, which is why you should consider using private browsing if you want to keep your online activities to yourself.

Hackers may have found another way of tracking you via seemingly harmless autocomplete passwords. Here’s what you need to know.
Why auto-fill passwords are so dangerous
Certain web browsers have integrated features that enable usernames and passwords to be automatically entered into a web form.