If you know the enemy face, consider that half of the battle is already won. Therefore, we suggest you get acquainted with the ten things that can inter fere with comfortable walks on the Internet (including, with your smartphone ). 1. Spyware: As the name implies, are scripts that are created specifically to spy on you. They collect information about search queries, logins, passwords , credit card data, address books, etc. 2. Viruses: These are script or program codes that are capable of self-repli cation, and unauthorized transfer from one computer to another. 3. Malware: This is the common name for a variety of computer programs desi gned specifically to harm your computer, server or network. One of the dang ers of malicious programs lies in the fact that they are able to penetrate deep into the files, appearing again, even after their removal. 4. Trojans: Trojans enter your computer disguised as useful or important up dates of the program. They are created specifically to cause damage to comp uters, destroying or altering information on your hard disk. 5. Adware: These programs are created to ensure that no consent to display advertisements on the screen of a smartphone or computer. It can be pop-u p windows, automatically downloads sites, etc. 6. Malicious toolbars: They replicate the functionality of known panels (s uch as Yahoo or Google), but that analyze information stored in the memory of a computer or smartphone. 7. Theft browser: These scripts change the start page of the web browser wi thout any user consent. 8. Cookie: This is a legitimate files that store information about your visi ts to Web sites and designed to make using them easier and more convenient. However, if a hacker gets access to the cookies, he learns about you very mu ch. 9. Worms: This kind of virus that is able to copy the information for thems elves from the PC or smart phone. 10. Common sense: It is the best protection against various kinds of malicio us programs. Just avoid questionable sites, do not insert your flash drive i n a public computer, do not open email from strangers, etc.