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Q: Why is port scanning a security issue?
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Is currently the standard port-scanning tool for security professionals?

Nmap


Where can one download a port scanning tool?

One can download a port scanning tool on file sharing sites or on a site that promotes this product. Be careful when downloading and check for viruses or any spyware.


How do you port scanning with command prompt?

for /l %a in (1,1,10) do @(telnet 127.0.0.1: %a)


Why would ISPs ban outbound port scanning by their customers?

There are few if any legitimate reasons to allow port scanning. In some cases sites may protect themselves from port scanning by blocking the site they are being scanned from resulting in other users of that scanner's ISP being blocked from that website. Also since recent worms have used port scanning to look for systems to infect, blocking port scanninghelps to reduce the rate at which these worms spread.If there is a legitimate reason for finding out what ports are open on a server there are more appropriate ways of finding this out.


Why is the vertical scanning very slow in comparison to horizontal scanning?

Vertical scanning = Scanning all ports on one or more host ..and Horizontal scannig =scanning one port on many host. When someone is performing vertical scanning, he/she is interested in any open ports and launching an attack on it from a Database of vulnerabilities. The objective is to attack , no matter what kind of attack it is. On the other hand - horizontal scanning attempts to launch a particular type of attack , so it is interested in only a particular open port in different host. Vertical scanning has more number of ports to scan than horizontal scanning. Hence it takes more time - making it slower than horizontal scanning.


Who administers the port safety and security?

Captain of the port.


Can the security scan still operate if the computer is shut down?

No, it will not keep scanning.


What command would you use to verify that port security is active on an interface?

sho port-security int fa0/6


What is security issue?

An security issue in our country is terrorism. And some of our country's people could be helping them.


Does TalkTalk allow port scanning?

im not sure about port scanning but we do talktalk they are terrible the charged us £200 out of no where and there excuse was they change somthing slightly even though we checked with their company a week before so now we cant use the phone. soz i wasnt sure about the answer


Is peer to peer communications a security issue or copyright issue?

P2P is both a security issue (personal and computer security) and because so much intellectual property is uploaded illegally on p2p networks it is also a copyright issue.


Is security a technology issue or a business issue?

Security is both a technology and a business issue. Without security, the business would be able to operate effectively and customers wouldn't trust the company with their information.