NovoGeek's Blog (Archive)

Technical insights of a web geek

What web devs should know about HTTP ”Referer” header

Every HTTP request has a set of Request Headers which carry pieces of useful information from the client to the server. One such request header is the "Referer" header, which contains address of the previous page from which the current page was requested. E.g., If you search for "HTML5" on google a... [More]

Secure Web Messaging in HTML5–Microsoft UG Dev Day

Happy to say that I have presented on this interesting topic at Developer Day organized by Microsoft User Group Hyderabad (MUGH). Not sure if any other monthly User Group meet would attract 150+ audience over a long weekend! Presentation: Click Here Demo: Click Here The half day event went... [More]

Analyzing the new “Rihanna” Facebook spam

Some of you might have seen a fast spreading spam on Facebook with the name “Rihanna” (named after the popular singer/recording artist), as in the screen shot. We have been seeing several spam messages on Facebook these days and it appears this is yet another social engineering trick by ... [More]

The need for HTML5 postMessage API

The postMessage API in HTML5 specification is useful for making cross domain calls across frames. This is typically useful for mashups, Web 2.0 sites (e.g., pageflakes.com) where different widgets might need to communicate with each other. Few developers have already started using HTML5 postMessa... [More]