Ethical Hacking Learn to find vulnerabilities before the bad guys do! Gain real world hands on hacking experience in our state of the art hacking lab. Course designed and taught by expert instructors with years of penetration testing experience. 12 student maximum in every class. Certification attempt included in every package. | Computer Forensics Training at InfoSec Institute Gain the in-demand skills of a certified computer examiner, learn to recover trace data left behind by fraud, theft, and cybercrime perpetrators. Discover the source of computer crime and abuse at your organization so that it never happens again. All of our class sizes are guaranteed to be 12 students or less to facilitate one-on-one interaction with one of our expert instructors. |

| Subject: | Re: Increase seen in port probes since Tuesday afternoon |
|---|---|
| Date: | Thu, 30 Dec 2004 21:44:30 +0100 |
On Thu, Dec 30, 2004 at 11:22:51AM +0200, BahdKo wrote:
Each probe involves the machine sending three packets to each port.
Which is default behaviour of Windows boxes - sending three SYN packets close after each other even when the destination port is reachable and closed (ie. responding with TCP RST). Martin Mačok IT Security Consultant
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | RE: Increase seen in port probes since Tuesday afternoon, James C Slora Jr |
|---|---|
| Next by Date: | RE: Increase seen in port probes since Tuesday afternoon, Michael |
| Previous by Thread: | Re: Increase seen in port probes since Tuesday afternoon, Jeff Kell |
| Indexes: | [Date] [Thread] [Top] [All Lists] |