Security Software Company PandaLabs has published the annual report on cyber threats proposing interesting statistics on the diffusion of malicious agent on personal computers during 2012. Around 31,98% of computers worldwide is infected, with peaks observed in China with 54.89% and South Korea at 54.15%. Trojans continued to account for most of the new threats, as three out of every four new malware strains created were Trojan strains. The most secure countries are Sweden,Switzerland and Norway with infection rates of 20-21%.”]