What is Port 139? Port 139 is a TCP port in the Windows operating system associated with the NetBIOS Session Service. The official service name for port 139 is 'netbios-ssn,' and the port number is registered with the Internet Assigned Numbers Authority (IANA). The...
What is 3DES Encryption? 3DES, also known as Triple DES or TDES, is an encryption algorithm that improves on the original DES (Data Encryption Standard) algorithm by using it three times on each data block. DES was developed in the 1970s by IBM and adopted by the US...
What is Port 389? Port 389 is designated as the standard port for the Lightweight Directory Access Protocol (LDAP) and is one of the most commonly used ports in corporate networks and on the Internet. LDAP itself provides directory services for finding information...
What is Port 636? Port 636 is a well-known port number primarily used for secure LDAP (Lightweight Directory Access Protocol) connections over TLS/SSL (Transport Layer Security/Secure Sockets Layer). LDAP is an application protocol used for accessing and maintaining...
What are Software Vulnerabilities? Software vulnerabilities refer to flaws or weaknesses present in software programs, operating systems, firmware, and applications. These vulnerabilities arise due to weaknesses in the design, development, or configuration of the...
Getting Started with Port 53 Port 53 is one of the most important and commonly used ports on the Internet and computer networks. It is the standard port for the Domain Name System (DNS) protocol, which translates domain names into IP addresses. Understanding how Port...
A Basic Overview of SSH Tunneling SSH tunneling is a powerful technology that enables secure connections between networks by tunneling traffic through an encrypted SSH connection. It creates an encrypted tunnel between a local and remote computer and forwards traffic...
Getting Started with Port 25 Port 25 is one of the well-known ports that is an essential part of Internet communication. It plays a vital role in sending and receiving emails. Understanding what port 25 is and how it functions provides insight into the underlying...
What is Web Application Firewall (WAF)? A Web Application Firewall (WAF) is a firewall designed to monitor, filter, and block HTTP traffic to and from a web application. A WAF provides a protective layer for web apps, analyzing all incoming HTTP traffic to block...
Getting Started with Port 123 Port 123 is one of the most important and commonly used ports in computer networking. The Network Time Protocol (NTP) is a protocol used to synchronize time across computer networks. It allows computers to set their internal clocks to the...
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