Safety on the Internet

Questions:

• Are there any issues I should be aware of, to safeguard myself when using social networking sites such as Facebook/Twitter?
• Can I copy films/programs from the internet for my own use/to view with family and friends/to give/to sell to friends?
• How can I protect myself against online dating scams?
• I have received an email/letter/call from someone telling me that: (1) I am going to inherit some money (2) I have won a lottery (3) I can make money if I use my bank account to transfer some funds (4) a dating agency friend (who I haven't met) wants urgent funds for hospital bills/to come live in the UK/other desperate reason - what should I do?
• Is it safe for my child to use a chatroom?
• Is it safe to use a public wi-fi connection?
• What do I do if I suspect a child is being groomed?
• What is computer hacking and how can I prevent it?
• What is cyberbullying?
• What is radicalisation and what are the warning signs to look out for?
• What is revenge porn and is it illegal?