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What causes credential failure after running a Nexpose scan?
what is the possible solution
Continue reading why am i getting credential failure after running a scan in Nexpose?
Probing with nmap returns BlackICE on a couple of ports however it seems to be a really old tool according to these manuals.
Starting Nmap 7.80 ( https://nmap.org ) at 2022-10-16 20:27 EDT
Nmap scan report for _gateway (192.168.0.1)
Host i… Continue reading How to confirm what service is running on a port identified by nmap?
I have a device and I am trying to port scan it. I did the basic
nmap -A -p0- 192.168.0.x
but I am just getting
0/tcp filtered unknown
so I don’t think it is working. The device works on p2p so I am thinking that is why it may not be worki… Continue reading How can I port scan my p2p device?
I wanted to scan the entirely of my home network using Nmap but was unsure of how I would go about this.
My default gateway and subnet mask are 192.168.0.1 and 255.255.255.0 respectively, so I first tried nmap -sS 192.168.0.1/24. However, … Continue reading Nmap scan entire local network
Is there such tool that can do this? Can it scan all devices to find a certain keyword and let me know on which device it is?
What are the techniques to discover devices behind a NAT?
I would like to be able to gather as much information as needed regarding those devices, including IP address/ MAC address/ OS …
All that I have found is sending broken ICMP messa… Continue reading Discovering Devices Behind NAT?
I am curious about which scan is stealthier? My first guess is TCP SYN, because it never completes the full TCP connection, but in the website I understand that XMAS is stealthier because firewalls blocks the packets with SYN bit set and A… Continue reading TCP SYN scan vs XMAS scan in terms of stealth
Suppose an attacker collects a large number of initial sequence numbers sent by the server. Can the
attacker cause the server to create many fully open connections by sending ACKs with those initial
sequence numbers? Why?
Continue reading Leaving half open or full open connection having SYN cookie
I am studying CREST CPSA where the syllabus is listed here.
There is a part of the syllabus which states I should know the Evaluation of responsive but unknown network applications.
I find this interesting, as with my limited experience in… Continue reading How to evaluate a responsive but unknown network protocol?
After running zmap, my internet connection is not working. I can’t even ping any website. It only works with like 300-400bit/s but its very slow.
Is there any way to prevent this?
I have a good internet speed 100mbit/sec. It does not work… Continue reading Zmap turning internet connection off [closed]