WebAug 4, 2024 · Port 23 (Telnet) Port 23 is a TCP protocol that connects users to remote computers. For the most part, Telnet has been superseded by SSH, but it’s still used by some websites. Since it’s outdated and insecure, it’s vulnerable to many attacks, including credential brute-forcing, spoofing and credential sniffing. WebMar 29, 2024 · Here are some common vulnerable ports you need to know. 1. FTP (20, 21) FTP stands for File Transfer Protocol. Port 20 and 21 are solely TCP ports used to …
1.5 Explain common ports and protocols, their application, and ...
WebPort 80: Hypertext Transfer Protocol (HTTP). HTTP is the protocol that makes the World Wide Web possible. Port 123: Network Time Protocol (NTP). NTP allows computer clocks to sync with each other, a process … WebNov 11, 2010 · Port Protocol Application protocol System service name n/a: GRE: GRE (IP protocol 47) ... porta potty rental louisville ky
14 common network ports i should know - gyanpoint.com
WebPPP Point-to-Point Protocol PPTP Point-to-Point Tunneling Protocol PAP Password Authentication Protocol RPR IEEE 802.17 Resilient Packet Ring SLIP Serial Line Internet Protocol (obsolete) StarLAN Space Data Link Protocol, one of the norms for Space Data Link from the Consultative Committee for Space Data Systems STP Spanning Tree … WebApr 5, 2024 · Objective 1.1: Common Protocols < Network Plus Certification Technologies Contents 1 TCP/IP (Transmission Control Protocol/Internet Protocol) suite 2 ARP (Address Resolution Protocol) 3 DHCP (Dynamic Host Configuration Protocol) 4 DNS (Domain Name System) 5 FTP (File Transfer Protocol) 6 HTTP (Hyper Text Transfer … WebOct 4, 2024 · The Internet Assigned Numbers Authority (IANA) has assigned port numbers to commonly used services favorite SSH, FTP, ON, HTTPS, and additional. Here are some of the most common everyone: In my work, I most commonly come across ports 80, 443, 20, 21, 22, 23, 25, and 53. Know these ports can help your work find efficiently. hanna ja maria porvoo