Technical Articles

The Secure Shell Protocol

The Secure Shell protocol provides a secure, encrypted connection between the local host and a remote computer, ensuring that third-parties cannot decipher any intercepted network traffic. Originally SSH was used primarily on UNIX based systems as a secure alternative to the insecure TELNET protocol, in which private information such as passwords would be sent as plain text over the network. SSH p ...[Read More]

File Transfer Verification

SocketTools provides methods that allow an application to verify that the contents of a file on the local system are the same as a file on the server. This can be used to either ensure that a file was uploaded correctly, or to check whether or not a file should be downloaded. For example, an application could check to see if the contents of a local file were the same as a remote file the user has ...[Read More]

SocketTools NewsFeed Control

SocketTools includes a component that makes it simple to access news feeds that use RSS. Really Simple Syndication (RSS) is a collection of standardized formats that are used to publish information about content that is frequently changed. A news feed is published in XML format, which contains one or more items that includes summary text, hyperlinks to source content and additional metadata that i ...[Read More]

Prioritizing File Transfers

One typical requirement for many applications today is the ability to transfer files between the local system and a remote server, and the File Transfer Protocol (FTP) and Hyptertext Transfer Protocol (HTTP) are the two most commonly used Internet protocols for this purpose. SocketTools has components that support both of these protocols, making it a simple task to integrate this functionality int ...[Read More]

Remote Command Execution

When people think of the Secure Shell (SSH) protocol, interactive terminal sessions and secure file transfers using SFTP are typically what to come to mind. In addition to these common functions, SSH also supports securely executing a command on a remote host and returning the output of that command back to the local system. The SSH component that is included with SocketTools enables you to take a ...[Read More]