On Monday, OpenAI released Sora Turbo, a new version of its text-to-video generation model, making it available to ChatGPT Plus and Pro subscribers through a dedicated website. The model generates videos up to 20 seconds long at resolutions reaching 1080 p from a text or image prompt.

Open AI announced that Sora would be available today for ChatGPT Plus and Pro subscribers in the US and many parts of the world but is not yet available in Europe. As of early Monday afternoon, though, even existing Plus subscribers trying to use the tool are being presented with a message that "sign ups are temporarily unavailable" thanks to "heavy traffic."

Out of an abundance of caution, OpenAI is limiting Sora's ability to generate videos of people for the time being. At launch, uploads involving human subjects face restrictions while OpenAI refines its deepfake prevention systems. The platform also blocks content involving CSAM and sexual deepfakes. OpenAI says it maintains an active monitoring system and conducted testing to identify potential misuse scenarios before release.

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On Tuesday, the US Federal Bureau of Investigation advised Americans to share a secret word or phrase with their family members to protect against AI-powered voice-cloning scams, as criminals increasingly use voice synthesis to impersonate loved ones in crisis.

"Create a secret word or phrase with your family to verify their identity," wrote the FBI in an official public service announcement (I-120324-PSA).

For example, you could tell your parents, children, or spouse to ask for a word or phrase to verify your identity if something seems suspicious, such as "The sparrow flies at midnight," "Greg is the king of burritos," or simply "flibbertigibbet." (As fun as these sound, your password should be secret and not the same as these.)

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