Condom is the barrier for to enjoy the safe love making (sex) developed by the human which works to separate for safety from STD' s and union to enjoy an Important part of our life. Does condom love making sex is 100 % safe to prevent STD's? Or  It is now a safe media, tool to spread STD's like human papilloma virus, HIV?

Or  Does condom is maintaining 100% sterilisation before use? Or Is it used as a tool in Biological war?