The safety of our handhelds today is much smaller, because the software has become much more complex. Years ago computers were many fewer things and the Internet connection was used mostly to navigate. Now software includes many more opportunities for communication, so that the computer has more security holes. Broadband also allows that the connection is permanent and high speed, which facilitates the distribution of malicious code. Spyware or software spyware is a threat that has grown in recent years and one of the most dangerous.

Spyware programs are automatically installed on your computer without user permission deteriorating your privacy or security systems and the use of the resources of the system, in order to gather user data and monitor their habits. Spyware is similar to the traditional microphone hidden behind a picture, although in this case it is a hidden software on your computer. In addition, while the microphones require expert spies and access to our House, the spyware can penetrate hidden easily in any software of dubious origin or during a visit to a malicious Web page. The sypware sends information to a remote site and capacity information is enormous, even much greater than using a microphone: numbers of bank account, passwords, history of websites visited, keys of legal software, contents of e-mails, information written in any word processor even remotely control your computer. There is a black market of sale of data obtained via spyware. Vaccine against spyware is to have up-to-date antivirus. Almost all the current anti-virus, to the more basic, include antispyware.