Unverified50% confidenceFactExact time
Stuxnet breached the defenses of air-gapped networks via removable media such as USB drives, with estimated global infections exceeding 100,000 computers.
1
Sources
50%
Confidence
Long-term
Relevance
9/9/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedStuxnet contained a built-in infection counter that limited propagation to a maximum of three hops to control its spread.67% similarUnverifiedStuxnet targeted OB program blocks running in Siemens S7-315 and S7-417 PLCs, intercepting communication between Step 7 and the PLCs to inject malicious STL code while hijacking data readbacks to return preset normal values.65% similarUnverifiedTor routes traffic through thousands of relay nodes operated by global volunteers, with data packets passing through multiple layers of encryption and at least three random nodes.63% similarUnverifiedStuxnet exploited four Windows zero-day vulnerabilities simultaneously, including the LNK shortcut vulnerability (CVE-2010-2568) and a printer spooler vulnerability.62% similar
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