Network Ports and Protocols Guide Computer networks rely on a variety of ports and protocols for devices to communicate with each other. Each port is associated with a specific protocol that defines the rules for communication between devices. Understanding the common...
What is Perfect Forward Secrecy (PFS)? Perfect forward secrecy (PFS) is an encryption feature in which compromised session keys cannot be used to decrypt previous encrypted communications. It ensures encrypted data remains secure even if an attacker obtains an...
Beginner's Guide to Setup an SSL Certificate in macOS Server Installing an SSL certificate on a macOS Server allows you to encrypt communication between your server and users, protecting sensitive information sent over the Internet. An SSL certificate also allows...
What is Port 3306? Port 3306 is a 16-bit TCP port used by default by MySQL database servers. It is the assigned port number that MySQL listens on to accept incoming network connections from database clients and applications. When a MySQL server process starts, it will...
What is Port 3389? Port 3389 is a commonly used port for the Remote Desktop Protocol (RDP). RDP allows remote access connections to Windows machines, whether that's a desktop or server OS. With RDP, users can access the full Windows graphical interface remotely as if...
What is Port 1433 Port 1433 is a commonly used network port associated with the Microsoft SQL Server database management system. This port is the default port used by SQL Server to communicate with client applications and other database servers. When a SQL Server...
Is Expired SSL Certificates Renewed? SSL certificates are crucial for securing websites and applications. However, they do expire and need to be renewed periodically. Renewing an expired SSL certificate is easy if you understand the process and have the required...
What is Port 514? Port 514 is a standardized network port codified by the Internet Assigned Numbers Authority (IANA). It is the default port specified under the Syslog protocol for system logging functions. Syslog is the standard logging interface on Unix-style...
What Is Port 110? Port 110 is a 16-bit TCP and UDP port number used by internet applications to identify specific services and protocols. It is one of the standard registered port numbers defined by the Internet Assigned Numbers Authority (IANA) for use with the...
What is Port 161? Port 161 is a standard TCP/UDP port used for the Simple Network Management Protocol (SNMP). SNMP is an application-layer protocol used to monitor and manage network devices such as routers, switches, servers, printers, and more. The devices that run...
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