Apple recently revealed new technical measures in Messages and iCloud that protect children from online sexual abuse. Apple claims that the new mix of cloud-based and on-device processing will achieve a balance between privacy and security. Some cryptography experts doubt this claim and fear that these measures could lead to privacy breaches and government surveillance.ContentAndy Greenberg, a senior cybersecurity writer at WIRED, joins Gadget Lab this week to discuss how Apple's tech works and the delicate balance between safety and privacy.Show notesAndy's story on Apple's new technology.RecommendationsAndy recommends Empire of Pain: A Secret History of the Sackler Dynasty, by Patrick Radden Keefe. Also, the new Mortal Kombat film. Lauren recommends Vauhini Vara's Ghosts in Believer Magazine. Mike recommends Brian Raftery's Gene and Roger series on The Ringers The BIG Picture podcast.Andy Greenberg is on Twitter @a_greenberg Lauren Goode can be found at @LaurenGoode Michael Calore can be found @snackfight @GadgetLab's main hotline is Bling Boone Ashworth (@booneashworth) produced the show. Solar Keys is our theme music.Take our short listener survey to give feedback or enter for a chance to win a $50 gift certificate.How to ListenListen to the podcast via the audio player at this page. But if you'd like to receive every episode for free, here's how to do it:Open Podcasts on your iPhone or iPad. Or just tap this link. You can also download apps like Overcast and Pocket Casts to search for Gadget Lab. You can also find us in Google Podcasts if you have Android. Just tap here. You can also find us on Spotify. You can also access the RSS feed if you absolutely need it.Here are more great WIRED stories