Programs that map out a network to figure out which computers and services are available to be exploited.

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3
votes
7answers
989 views

Determining network topology from the outside

To what extent can an attacker generate a map of a network from outside of it? Are network scanning tools such as nmap the only means to do this? Otherwise what other types of tools or techniques ...
9
votes
2answers
2k views

Bypassing a reverse proxy/NAT

Reverse proxies and NAT would seem to obscure a network behind such technologies to the point where it would be hard if not impossible to identify ports open and services running. Given that many ...
1
vote
2answers
1k views

TCP / UDP port monitoring programs for mac?

Does anyone know of a free and effective port monitor for mac? Also, can a laymen, in relatively short order, learn to use such software to detect and thus prevent unauthorized remote access/control ...
7
votes
4answers
475 views

What kind of IT security applications do you guys run on your laptop/desktop?

I know a lot of people run different security applications on their laptops/desktops. I use Little Snitch on my Macbook Pro. I like to know where my applications are sending data and where I am ...
8
votes
4answers
5k views

How to detect hosts running in virtual machines with nmap?

I have to determine if a given subnet has virtual hosts. Are there any ideas about what switches to use?
4
votes
3answers
251 views

packet sniffers and segments

Just curious why most packet sniffers are limited to their segment? is it the nature of a gateway to block the attempt outside a subnet? cheers
13
votes
3answers
3k views

Nessus vs third-party scans

As part of our PCI-DSS compliance process we get scans done by a third party. Based on the form and wording of the output, it's pretty clear they're using Nessus for most of their heavy lifting. Same ...
9
votes
2answers
1k views

Malware known to use port knocking to evade detection by network scanners?

Are there any known cases of malware in the wild that utilize port knocking on a backdoor to evade detection by network scanners?
5
votes
4answers
1k views

Persisting and comparing NMAP scans

Does anyone have any good recommendations on a good tool for persisting NMAP scans to database? It may be a tool for persisting or simply a java library for easy parsing of the nmap xml scan result ...
16
votes
4answers
2k views

Open-source penetration-test automation

Has anyone built a metascript, or a `script of scripts' useful during a penetration-test? Do you use Metasploit RC files? A network vulnerability scanner in a special way? A command-line, custom, or ...
20
votes
3answers
8k views

What benefits does Nessus have over OpenVAS?

Nessus and OpenVAS appear to have fairly similar features. Why would you choose one over the other, besides the benefit of commercial support (which isn't available for Nessus Home Feed users ...
12
votes
4answers
606 views

Wireless Activity Monitoring for PCI DSS Compliance

In an effort to be PCI DSS compliant, I took a trustkeeper.net questionnaire. I failed the question that asks Is the presence of wireless access points tested for by using a wireless analyzer at ...