Challenge Response Spam Filters Explained
As the flood of spam increases end users are looking for new and more efficient solutions to block spam. In turn software developers are knocking themselves out trying to come up with the killer app that will stop spam forever.
For several years now companies have been focusing on faster and smarter software to be installed on your PC or on your servers that will detect spam through increasingly more complex algorithms. The ingenuity behind these products can’t be argued with. The problem was that as the spam filters became better so did the quality of the bulk email software used by the spammers. The battle to fight spam was spiralling out of control.
There’s an old scientific principle called Occams Razor. It simply means that all things being equal the most simple solution is often the best one.
Somebody somewhere realized that there was a simple solution to the vast majority of
