

Examples would be the August, 2003 massive Microsoft virus known as MSBlast or which ran amok on Windows computers, exploiting a weakness in the DCOM RPC interface.

Note that some RPC’s have been exploited, causing confusion – whereby people think all RPC’s are forms of a virus. Sometimes those locations are common to the same server, but sometimes they’re physically thousands of miles apart. It’s simply a way for a call in one location to trigger the execution of a function or routine in another. It’s the encoding mechanism, or data formatting language, that effectively marked up the post that was to be transmitted, into a common structured format that the server could decode, insert into a database, recognize how the post should appear and insert into a blog. XML stands for extensible markup language.

PHP is the scripting language running on the server machine, hence the. In fact, rather than actively writing new posts via the WordPress online user interface, posts were written asynchronously, offline, and then uploaded to the server. Originally, XML-RPC was developed back in the early days of WordPress, where Internet connections were slow and sporadic at best.
