What Is the Difference Between SSL and TLS?

If you only have a general knowledge of web hosting, there’s a good chance that you both the terms SSL (Secure Sockets Layers) and TLS (Transport Layer Security) in the same context and you are not sure what the difference is between the two. There have been four...

What Is OpenSSL?

OpenSSL is a software library for applications that secure communications over computer networks against eavesdropping or other attacks. In addition, OpenSSL is used when there is a need to identify the party at the other end. It is widely used by Internet servers,...

What Is FTPS and How Does It Work?

FTPS, which is also referred to as FTP Secure and FTP-SSL, is an extension of the File Transfer Protocol (FTP). FTPS retains all functionality that is found in FTP but adds support for the cryptographic protocols Transport Layer Security (TLS) and Secure Sockets Layer...

What Is SFTP?

SFTP (which stands for SSH File Transfer Protocol or Secure File Transfer Protocol) is a transfer protocol that can be used to exchange information between two remote computers. Unlike the original FTP (File Transfer Protocol), SFTP introduces security measures that...

What Is an FTP Port?

One unique characteristic of FTP (File Transfer Protocol) is that it uses two ports in order to facilitate the communication between the client and the server. FTP Port 20 is used to transfer data while FTP Port 21 is used by the server to listen for commands from the...