I read about the hacker attack in October that used household electronics, such as security cameras, to bombard a website with messages, causing the site to crash. Is there any way that people can protect their electronic devices so that won’t happen again? — Sue Frenzel, Minneapolis

Internet experts are still looking for a solution.

Steve Alexander covers technology for the Minneapolis Star Tribune. Readers may write to him at Tech Q&A, 425 Portland Ave. S., Minneapolis, Minn. 55488-0002; email: steve.j.alexander@gmail.com. Please include a full name, city and phone number.

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