The hot commodity on the Internet: login data! It's a daily game of cat and mouse: Hackers attack databases of large companies, sometimes cracking them and stealing users' email addresses or usernames and passwords. Shortly afterwards, they publish it on the Internet so that others can also use the data for illegal activities.
the essentials in brief
At the beginning of 2019, the publication of private data from politicians and celebrities made headlines. They are likely to have been collected from various sources on the Internet and some may also have been obtained phishing They always succeed on a grand scale. An example of this is Facebook: At Easter 2021 it became known that data from more than 530 million users had been published. Around 6 million Facebook members from Germany are said to be affected.
Trusted leak checker portals
Then you ask yourself: is my data included? There are tools, for example for the Firefox and Safari browsers, that can tell you. You can also search for so-called leaks of your data on websites. We would like to introduce you to three of them – source: checked4you
- HPI Identity Leak Checker from the Hasso Plattner Institute (HPI) at the University of Potsdam
Language: German
Instructions: Enter your email address in the search field.
You will then receive an email in which you can read whether login details with your email address have been published on the Internet. Information about which accounts the data comes from: Partial
user accounts (according to the operators): around 12.8 billion, updates if necessary
Address: sec.hpi.uni-potsdam.de/leak-checker/search
- Identity Leak Checker from EIDI at the University of Bonn
Language: German
Instructions: Enter your email address in the search field.
You will then receive an email in which you can read whether login details with your email address have been published on the Internet. Information about which accounts the data comes from: Yes
User accounts (according to the operator): no information
Address: https://leakchecker.uni-bonn.de/
- Have I been pwned? by Troy Hunt, Internet security expert and blogger
Language: English
Instructions: Enter your email address or username in the search field.
The page then shows whether login details with your details have been published on the Internet. Info about which accounts the data comes from: Yes
User accounts (according to the operators): around 11.9 billion, updates if necessary
Address: haveibeenpwned.com
The pages mentioned do not claim to be complete. This means: Even if you get the message that your login details are not public, they may still be floating around somewhere visible on the internet. The pages do not search the entire Internet, but rather contain data sets that the operators have found on the Internet.
What you should pay attention to with such services
Before you use other websites that advertise about stolen logins, you should make sure that
As with all websites, the following applies to such offers: If you have a bad feeling about using them, don't use them!
What to do if your data has been published
Source: Consumer advice center NRW / checked4you
Please be careful here too! Ignore phishing emails about “unauthorized activities”!
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Notes:
1) This content reflects the current state of affairs at the time of publication. The reproduction of individual images, screenshots, embeds or video sequences serves to discuss the topic. 2) Individual contributions were created through the use of machine assistance and were carefully checked by the Mimikama editorial team before publication. ( Reason )

