Nollapäivähaavoittuvuus
Nollapäivähaavoittuvuus, often referred to as a zero-day vulnerability, is a security flaw in software or hardware that is unknown to the vendor or developer. This means that there is no patch or fix available for it, making systems that use the affected component particularly vulnerable. The term "zero-day" refers to the fact that the developers have had zero days to address the issue once it becomes publicly known or exploited.
These vulnerabilities can be discovered by security researchers, malicious actors, or even by accident. When a
The lifecycle of a zero-day vulnerability typically involves discovery, exploitation, and then eventual discovery by the