Zero
This is the biggest leak stolen data from all known. Data collected since 2008 from various leaks and thousands of different sources.
Most likely, the hackers wanted to take over other people’s accounts / photo Flickr Free Images

The hackers posted a database with nearly 773 million e-mail addresses and more than 21 million unique passwords.

This writes The Wired. The first leak was found by the expert in the field of computer security Troy hunt. This is the biggest leak stolen data from all known.

A folder called “Collection # 1” is a database, its scope more 87 GB. Hunt said that is hosted on a cloud service MEGA and “public hacking forum”.

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Data collected since 2008 from leaks from thousands of different sources. This became possible due to the installation of the users have the same password to the boxes. Many passwords were encrypted using a weak caches.

To check if your data is in the database, you can on this website. If you become a victim – change the password to the e-mail.

Informed analysts have published a list of the worst passwords that users have used in 2018.