![]() ![]() ![]() The advantage of this method is that it is very easy to program. If the connection could not be established, the port is closed. ![]() The connection is then immediately closed again with close (). If the system call was successful, the port is open. The operating system then takes over the actual establishment of the connection. The port scanner uses the connect () system call for the port scan. Port scanners often also offer additional functions such as operating system and service detection, although these have nothing to do with the actual port scanning. The port scanner relieves the user of the work of examining and interpreting the response behavior of a system himself with a sniffer. A port scanner is software that can be used to check which services a system that works with TCP or UDP is offering via the Internet protocol.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |