Snort
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does anyone know what this alert means
04/14-18:31:36.563648 [ ** ] [ 1:1394:10 ] SHELLCODE x86 inc ecx NOOP [ ** ] [ Classification: Executable code was detected ] [ Priority: 1 ] -
I think this https://services.netscreen.com/restricted/sigupdates/nsm-updates/HTML/SHELLCODE:X86:NOOP-TCP.html would help you.