Lawsuit alleges that Sony, Toshiba, Lenovo, and others distributed millions of copies of pirated Web filtering software at the behest of the Chinese government.
CyberSitter offers the tightest protection and requires the least parental intervention but can be difficult to use. For an easier filter, choose Net Nanny.
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It's unknown whether an e-mail attack targeted at firm's lawyers is related to the mid-December attacks on Google and other companies that also originated in China.
Here's what is known and what is not known about the China-related attacks on Google and the other Silicon Valley companies.
Google, Microsoft, and even Apple make fresh plays to command the attention of consumers' wallets. Also: France to tax Google?
New service combines a "social network" for families with a locked-down, safer browser.
After programmer in Finland discovers and publishes part of a secret blacklist of supposedly illegal sites, the government adds his Web site to the list.