Another Anonymous post flagging Operation You've Been Owned, which aims to publicise a US court case that might make it illegal to sell copyrighted goods.

BBC: Pastebin puts Anonymous spat behind it

That case also began with a similar anonymous blog post that contained numerous examples of apparent image manipulation.

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Some players are anonymous, but some post their profile and a photo.

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People in a small Japanese fishing port that was devastated by the 2011 tsunami have been receiving gold bars in the post from an anonymous benefactor.

BBC: Golden gifts sent to tsunami-hit Japan port

"We have to get our message out, " said an anonymous U.S. soldier to the Washington Post.

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The comments section of a blog post on mini-Microsoft, a site authored by an anonymous Microsoft employee, tells a story of a disastrous annual meeting for Microsoft.

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The sale to an anonymous buyer is a landmark moment for the London art market and establishes a record price for any Post-War work of art sold at auction in Europe.

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But Monday's post on document-sharing site Pastebin refers readers to a Twitter feed considered a reliable source of Anonymous information.

CNN: FBI denies claims of Apple ID hack