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An interview with Yael Tauman Kalai, a Microsoft cryptographer who won the 2022 ACM Prize in Computing, on cryptography, "post-quantum" security, and more (Allison Parshall/Quanta Magazine)

Allison Parshall / Quanta Magazine: An interview with Yael Tauman Kalai, a Microsoft cryptographer who won the 2022 ACM Prize in Computing, on cryptography, “post-quantum” security, and more — Yael Tauman Kalai's breakthroughs secure the digital world, from cloud computing to our quantum future. http://www.techmeme.com/230730/p3?utm_source=dlvr.it&utm_medium=blogger#a230730p3

A look at Indian nonprofit Karya, which sells AI training data and redirects all the profit to its workers, who retain ownership of the data they create (Billy Perrigo/TIME)

Billy Perrigo / TIME: A look at Indian nonprofit Karya, which sells AI training data and redirects all the profit to its workers, who retain ownership of the data they create — In the shade of a coconut palm, Chandrika tilts her smartphone screen to avoid the sun's glare. It is early morning in Alahalli village … http://www.techmeme.com/230729/p5?utm_source=dlvr.it&utm_medium=blogger#a230729p5

Sources: President Biden plans to sign an executive order to limit US investments in semiconductors, AI, and quantum computing in China by mid-August (Jenny Leonard/Bloomberg)

Jenny Leonard / Bloomberg: Sources: President Biden plans to sign an executive order to limit US investments in semiconductors, AI, and quantum computing in China by mid-August — - Limits to cover deals in China chips, AI, quantum computing — Rulemaking means order won't take effect until next year http://www.techmeme.com/230728/p12?utm_source=dlvr.it&utm_medium=blogger#a230728p12

Roku reports Q2 revenue up 11% YoY to $847.2M, vs. $773.5M est., platform revenue up 11% YoY to $744M, and active accounts up 16% YoY to 73.5M; ROKU jumps 8%+ (Todd Spangler/Variety)

Todd Spangler / Variety: Roku reports Q2 revenue up 11% YoY to $847.2M, vs. $773.5M est., platform revenue up 11% YoY to $744M, and active accounts up 16% YoY to 73.5M; ROKU jumps 8%+ — The company reported Q2 revenue of $847.2 million, up 11%, and a net loss of $107.6 million (-$0.76 per share). http://www.techmeme.com/230727/p31?utm_source=dlvr.it&utm_medium=blogger#a230727p31

Samsung reports Q2 revenue of ~$47.21B, a 22% YoY drop and below analyst expectations of ~$47.7B, and operating profit of ~$525M, a 95% YoY drop (Sheila Chiang/CNBC)

Sheila Chiang / CNBC: Samsung reports Q2 revenue of ~$47.21B, a 22% YoY drop and below analyst expectations of ~$47.7B, and operating profit of ~$525M, a 95% YoY drop — - Samsung is the world's largest maker of dynamic random-access memory chips, which are found in consumer devices such as smartphones and computers. http://www.techmeme.com/230726/p53?utm_source=dlvr.it&utm_medium=blogger#a230726p53

Meta hasn't labeled propaganda accounts of state-backed media from Russia and other authoritarian governments on Threads, unlike on Facebook and Instagram (Newley Purnell/Wall Street Journal)

Newley Purnell / Wall Street Journal: Meta hasn't labeled propaganda accounts of state-backed media from Russia and other authoritarian governments on Threads, unlike on Facebook and Instagram — State-backed media accounts have hundreds of thousands of followers without the labels they are made to carry on Instagram and Facebook http://www.techmeme.com/230725/p40?utm_source=dlvr.it&utm_medium=blogger#a230725p40

Researchers find flaws, likely backdoors, in encryption algorithms from the TETRA standard used in radios commonly deployed by police and military orgs globally (Kim Zetter/Wired)

Kim Zetter / Wired: Researchers find flaws, likely backdoors, in encryption algorithms from the TETRA standard used in radios commonly deployed by police and military orgs globally — A secret encryption cipher baked into radio systems used by critical infrastructure workers, police, and others around the world is finally seeing sunlight. http://www.techmeme.com/230724/p19?utm_source=dlvr.it&utm_medium=blogger#a230724p19