Listening 4 Ascolta alcuni suggerimenti per utilizzare Internet in sicurezza e completa le frasi con le parole mancanti. Tips for surfing safely 1 Protect your files and computer against (0). You (1). to use complete antivirus software and change it regularly, about once a year. viruses . 2 If you shop online, look for (2). that have encryption software to secure your credit card information. These sites usually show a padlock icon. Anyway, you (3). also use a pre-paid card with a limited amount of money available. 3 When you communicate online, you (4). give your personal data (name, address, phone number) to people you don t know. Besides this, you should change your (5). frequently. 4 Be careful about the type of information, photos or videos you put on your (6) but above all, limit the number of people who can see it, choosing only the ones you can trust. Unknown people could contact you, giving a false identity and they (7) have criminal intentions. You might also be (8) through social networks by mates who are angry with you or simply don t like you and this can seriously upset you. In this case, don t answer, but (9) to your parents or an adult you can rely on immediately! 5 Finally don t give your email address when filling in forms or on line. You could receive a lot of (10) emails from individuals or companies. USEFUL WORDS available = disponibile; encryption = criptaggio, criptato; padlock = lucchetto; to rely on = contare su qualcuno; to upset = turbare. 37