Last week, authorities in Germany uncovered a total of 18 million credentials stolen by cybercriminals. The countrys Federal Office for Online Security (BSI) has set up a service that allows users to check if theyre impacted. An investigation is ongoing, but so far, theres evidence that at least 3 million of the stolen credentials belong to German users. There could be more since many of the compromised email addresses are on .com services, which could be utilized by peop…