By some accounts, cyberwar is occurring. There have been weekly reports of US systems being hacked from Chinese cyber addresses. Chinese hacking supposedly ranges from U.S. government systems to Google mail towards the very computer on what you look at this article. The StuxNet worm invaded and disabled physical systems of Iran's nuclear power program for a while. It is widely believed to be the collaborative work between the governments of United States and Israel. There have even been viruses in the USAF drone command.
Emails- the top and quite a few simple rule to protect your personal computer from email cyber attacks is: should you not know the sender, be very careful rather than open any file mounted on it. Sometimes even your friends may give back phishing emails against unwittingly because their computer may be attacked and the email is given to you without their approval.
As of June 2009, over 250 rogue programs ended up detected by Symantec in a very study, which spanned over June 2008-09. Bogus security software could be freely available, might cost as much as US $100 or come in a very trial version. They may be installed manually with the user or when he opens an attachment or while surfing by having a malicious website. Scareware can be unknowingly advertised on legitimate websites like social-network sites, forums, blogs, and search looking engine results which can be sponsored by cyber criminals. The crooks also hire sales representatives to offer a few who are earning typically US $23,000 a week. They are covered every installation they generate and in many cases get bonuses like electronics and luxury cars.
Applications get to be the point of attack as the operation of the software depends on ports being open over the firewall or router. An example of a port can be http. In order for http to function, TCP port 80 have to be allowed. So if Joe Hacker writes an exploit that actually works over TCP port 80, you cannot block the attack if you don't should not use http or appropriate changes are supposed to mitigate the exploit.
If this wasn't bad enough, the program may hacked website recovery also hijack your computers internet and web browsing abilities and pretend to be messages either from internet explorer, Firefox or perhaps from Google themselves to tell you a site is unsafe or you'll want to update your security software. This is just another try to ultimately trick you together with everything you require is to buy reduce cyber security malware from your computer.