Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] unauthorized credit card charges Uniform Resource Locators [See URLs (Uniform Resource Locators)] United Kingdom annual child solicitation figures anti-bullying organizations bullying statistics cell phone statistics cell phone theft in interactive game ratings numbers of children online online crime units predatory face-to-face meetings with children in United States annual child solicitation figures bullying statistics cell phone statistics fraud statistics number of people online numbers of students with blogs predatory face-to-face meetings with children in reporting abuse in sexual crime statistics 2nd Web research and decision-making statistics United States government Federal Bureau of Investigation Federal Trade Commission 2nd 3rd House of Representatives 2nd Justice Department Internet Crimes Against Children program (ICAC) Securities and Exchange Commission unsolicited e-mail [See spam] unsubscribing from e-mail updating information updating software anti-spyware and adware software antivirus software 2nd firewalls operating systems uploading information [See posting information] urban legends urgency, sense of 2nd URLs (Uniform Resource Locators) checking for validity 2nd choosing unrevealing addresses defined misspellings in phishing Web sites redirected Web site links 2nd revealing information in U.S. government agencies [See United States government] user accounts user names (screen names) choosing defined interactive games online dating and revealing information in nicknames |