What is Log4j? A cybersecurity expert explains the latest internet vulnerability, how bad it is and whats at stake
Summary
Log4Shell, an internet vulnerability that affects millions of computers, involves an obscure but nearly ubiquitous piece of software, Log4j. For example, in the online game Minecraft, Log4j is used by the server to log activity like total memory used and user commands typed into the console. This opens the door for nefarious activities such as stealing sensitive information, taking control of the targeted system and slipping malicious content to other users communicating with the affected server. This means hackers have a large menu of targets to choose from: home users, service providers, source code developers and even security researchers. The damage that can be done Hackers are scanning through the internet to find vulnerable servers and setting up machines that can deliver malicious payloads.
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