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All posts in Wi-fi

S3 Ep41: Crashing iPhones, PrintNightmares, and Code Red memories [Podcast]

by Paul Ducklin [01’32”] We explain how a format string bug could lock your iPhone out of your own network.  [08’53”] We revisit the PrintNightmare saga, which is sort-of fixed but not really.  [12’50”] We look back at the 20-year-old Code Red virus.  [18’30”] We look at what cybercriminals spend money on (hint: more cybercrime).  [29’10”] And in this . . . Read more

Naked Security Live – Staying safe online at home (especially if you’re homeschooling!)

by Paul Ducklin Here’s our latest Naked Security Live talk, where we discuss the tips in our article Home schooling– how to stay secure . Even if you don’t have school-age children, or aren’t living in a region where schools are currently closed, the video contains a wide range of . . . Read more

Home schooling – how to stay secure

Co-authored by Sally Adam and Doug Aamoth Many pupils are starting their new school term from home rather than the classroom. For families with younger kids, home schooling is often the first time that their children have needed to use computers (rather than gaming consoles) in earnest. Whether you’re new to home schooling, going back to it after a break, or . . . Read more

Air-Gap Attack Turns Memory Modules into Wi-Fi Radios

Attack turns SDRAM buses into a Wi-Fi radio to leak data from air-gapped computers. Super-secure air-gapped computers are vulnerable to a new type of attack that can turn a PC’s memory module into a modified Wi-Fi radio, which can then transmit sensitive data at 100 bits-per-second wirelessly to nearly six . . . Read more