• Definition:  Cyber bullying (cyberbullying, cyber-bullying, online bullying) is the use of electronic information and communication devices such as e-mail, instant messaging, text messages, mobile phones, pagers and defamatory websites to bully or otherwise harass an individual or group through personal attacks or other means. (Wikipedia)
• Resources:Cyberbullying.org

Online gambling:

• Definition:  Because the internet brings gambling right into a player's home, there is concern that online gambling increases the level of problem gambling. (Wikipedia)
• Resources: Online gambling and kids: a bad bet

• Definition:  Multiplayer is a mode of play for computer and video games in which multiple people can play the same game at the same time. Unlike most other games, computer and video games are often single-player activities because the computing power exists to create artificial opponents. (Wikipedia)
• Resources: Playing with fire: How do video games affect the player?, Gaming

• Definition:  Hate speech is a controversial term for speech intended to degrade, intimidate, or incite violence or prejudicial action against someone based on his/her race, ethnicity, national origin, religion, sexual orientation, or disability. (Wikipedia)
• Resources: Hate on the Internet

• Definition:  a form of social engineering, characterised by attempts to fraudulently acquire sensitive information, such as passwords and credit card details, by masquerading as a trustworthy person or business in an apparently official electronic communication, such as an email or an instant message. The term phishing arises from the use of increasingly sophisticated lures to "fish" for users' financial information and passwords. (Wikipedia)
• Resources: Anti-Phishing Working Group, Bank Safe Online

• Definition: Data privacy refers to the evolving relationship between technology and the legal right to, or public expectation of privacy in the collection and sharing of data. (Wikipedia)
• Resources: Privacy International

• Definition:Spamming is the use of any electronic communications medium to send unsolicited messages to someone in bulk. While its definition is usually limited to indiscriminate bulk mailing and not any targeted marketing, the term "spam" can refer to any commercially oriented, unsolicited bulk mailing perceived as being excessive and undesired. (Wikipedia)
• Resources: EuroCAUCE, Spamfo.co.uk

• Definition:Spyware covers a broad category of malicious software designed to intercept or take partial control of a computer's operation without the informed consent of that machine's owner or legitimate user. (Wikipedia)
• Resources:Magoo's Guide to Eliminating Spyware, What is spyware?

• Definition: In computer security technology, a virus is a self-replicating program that spreads by inserting copies of itself into other executable code or documents. (Wikipedia)
• Resources: Cure for the common computer virus, Malware