Apache and PHP are very popular tools used to publish and serve web pages. These web pages can be a simple website, a WordPress installation or a complex web application. In this tutorial, we will...
Uniform Resource Locator a.k.a. URL is a resource naming or locating format used to specify or address the resource. URL is very popular with the web where web sites and web resources are addressed or...
Polipo was the best HTTP proxy when it emerged. Since then web behavior has a lot changed and HTTPS became popular. HTTPS prevents intermediates to read traffic and cache them. Polipo is not maintained currently but...
Common Name or CN is generally used in SSL Certificates. CN is used to define the server name which will be used for secure SSL connection. Generally this SSL certificate used to secure connection between...
Hypertext Transfer Protocol or HTTP 503 Service Unavaiable server error response code indicates that the server is not ready to handle the request. Also HTTPS protocol will use the same code for the same reason....
Http is popular protocol used to transfer web page data like HTML, Javascript, Image etc. HTTP is used between our browser like Chrome, Firefox, Edge, Internet Explorer and server like Apache, Nginx etc. HTTPS is...
Nginx web server provides a lot of different configuration about the web service. Some of the configurations are used very often. server_nameis one of them which can be miss interpreted. Single Domain Name In the...
Lftp is a powerful command line tool which supports FTP, HTTP, SFTP, FISH, TORRENT protocols for file and data transfer. As we can see it supports popular data and file transfer protocols. It uses GNU...
curl is useful tool used to create HTTP, HTTPS, FTP, … and similar protocol request from command line. This provides us the ability to simulate web browser behavior or similar application logic without a GUI. In...
Tcpdump is everyday tool used by system and network administrator. We generally look simple use cases like host, port and protocol filter for tcpdump . In this tutorial we will look how to filter host, port...
