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Welcome to Tech News Briefing. It's Wednesday, December 4th. I'm Danny Lewis for the Wall Street Journal.

When was the last time you reset your passwords? It turns out that changing them often may not make

them more secure. We'll find out how new federal guidelines are targeting our bad password habits

and what emojis have to do with it.

And then, last year, Elon Musk jumped into the race to build an artificial intelligence chatbot

with a new startup called XAI. He rapidly built the company from the ground up to compete with

chat GPT maker OpenAI. Our reporter, Megan Bobrowskiowski breaks down Musk's efforts to turn XAI into a

business that stands out in the highly competitive AI market.

But first, there's nothing like sitting down at your computer or pulling out your phone to get a

notification that it's time to change your

passwords. They have to be complex, but easy to remember. Don't write it down, though. And figuring

out which combination of special characters are allowed is such a great game. But new federal

security guidelines proposed by the National Institute of Standards and Technology are taking a sharp

aim at the terrible

passwords we all create. The final version is expected next year, and they could make passwords

more user-friendly without sacrificing security. Jackie Snow wrote about the new rules for the Wall

Street Journal, and she joins us now. Jackie, what are some of the new rules around passwords

that the National

Institute of Standards is putting together? Yeah, so this is guidelines that they put out initially

...