Microsoft has warned Windows and Azure customers to remain vigilant after observing state-sponsored and cyber-criminal attackers probing systems for the Log4j 'Log4Shell' flaw through December.

"Log4j is an ‘endemic vulnerability’ and vulnerable instances of Log4j will remain in systems for many years to come," the Cyber Safety Review Board noted. The U.S. Department of Homeland Security ...

More than 80% of Java packages affected by the vulnerability in the Apache Log4j library cannot be updated directly and will require coordination between different project teams to address the flaw. A ...

Open-source software is everywhere now, but the Log4j flaw that affects Java enterprise applications is a reminder of what can go wrong in the complicated modern software supply chain. The challenge ...

Santiago Torres-Arias does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

Hackers could take control of millions of servers, shutting them down or forcing them to spew malware due to widely-used faulty code. Here's how it happened, and what can you do to protect yourself.