Angela is script kiddie who loves to write. One day, she grew enraged at a poorly worded TeamViewer privilege escalation guide on the Internet and got the bright idea to combine her two passions into a cybersecurity blog. She is currently writing a rock biography and a psychological thriller, both of which are about her life.
The first step of enumerating networks is to identify common network services. These are Telnet, SMB and FTP. First step of enumeration is to conduct a port scan using nmap. A good tool to use to enumerate networks is enum4linux. What is SMB? SMB - Server Message Block Protocol - is a client-server communication protocol used for sharing access to files, printers, serial ports and other resources on a network. [ source ] Servers make file systems and other resources (printers, named pipes, APIs) available to clients on the network. Client computers may have their own hard disks, but they also want access to the shared file systems and printers on the servers. The SMB protocol is known as a response-request protocol, meaning that it transmits multiple messages between the client and server to establish a connection. Clients connect to servers using TCP/IP (actually NetBIOS over TCP/IP as specified in RFC1001 and RFC1002), NetBEUI or IPX/SPX. How does SMB work? Once they have establ...
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