Port Authority Edition , Internet Vulnerability Profiling

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https://www.grc.com/x/ne.dll?bh0bkyd2
www.grc.com


1.) Klicke--> Proceed

2.) All Service Ports







open --> geöffnet (möglicher Backdoor oder Trojaner)
closed --> geschlossen (aber sichtbar..nicht zu empfehlen)
stealth --> geschlossen + unsichtbar (zu empfehlen)


3.) File Sharing + NetBois (offene Ports überprüfen)

File Sharing






4.) Checking the Most Common and Troublesome Internet Ports
Common Ports




Beispiel:

GRC Port Authority Report created on UTC: 2005-12-29 at 21:58:09
Results from scan of ports: 0, 21-23, 25, 79, 80, 110, 113,
119, 135, 139, 143, 389, 443, 445, 1002, 1024-1030, 1720, 5000

1 Ports Open
13 Ports Closed
12 Ports Stealth
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26 Ports Tested

The port found to be OPEN was: 445

Ports found to be STEALTH were: 0, 21, 22, 23, 25, 79, 80, 110, 113, 119, 135, 139