Dusseldorf A week ago a vulnerability in the popular programming language Java became public – now criminal groups and secret services are already exploiting it. IT security researchers have found the first blackmail trojans, and there are even indications of espionage activities.
Why is the danger persistently great? Which programs are affected? And what do IT departments have to prepare for over the holidays? The important questions at a glance.
Why is the vulnerability so dangerous?
The vulnerability affects Java, one of the most popular programming languages in the world. This is used in countless web applications, whether in Twitter or Steam, whether at Salesforce or SAP. Specifically, it is about the ready-made component Log4J for logging activities, for example on servers – experts speak of a library.
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