4.6 • 2.1K Ratings
🗓️ 16 September 2025
⏱️ 171 minutes
🧾️ Download transcript
Apple just rewrote the rules of device security with a chip-level upgrade that could wipe out most iPhone vulnerabilities overnight. Find out how "memory integrity enforcement" aims to make exploits a thing of the past—and why it took half a decade to pull off.
Show Notes - https://www.grc.com/sn/SN-1043-Notes.pdf
Hosts: Steve Gibson and Leo Laporte
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| 0:00.0 | It's time for security now. Steve Gibson is here. Who would have thought it? Russia's new |
| 0:05.3 | enforced messenger has startup problems. What a shock. Steve's going to tell the story of how he |
| 0:12.6 | hacked the dorm washing machines. And then we're going to talk about an amazing improvement |
| 0:17.5 | Apple has made to its own chips that may eliminate 90% of security problems. |
| 0:24.6 | Wow. |
| 0:25.3 | All that coming up next on Security Now. |
| 0:30.4 | Podcasts you love. |
| 0:32.2 | From people you trust. |
| 0:34.7 | This is Twitter. |
| 0:39.7 | This is Twit. This is Security Now with Steve Gibson. |
| 0:42.8 | Episode 143 recorded Tuesday, September 16th, 2025. |
| 0:48.6 | Memory Integrity Enforcement. |
| 0:51.7 | It's time for security now. |
| 0:53.5 | Yay! |
| 0:54.3 | It's Tuesday! That's. Yay! It's Tuesday. |
| 0:55.6 | That's the show where we explain and help you understand everything that's going on. |
| 1:02.3 | Do we have one today? |
| 1:04.2 | Oh, this is Steve Gibson, ladies and gentlemen. |
| 1:06.9 | Is this a propeller hat episode? |
| 1:09.6 | Well, it's titled Memory Integrity Enforcement, which is a new technology in the A-19 chips that Apple announced a week ago. |
| 1:20.6 | Is this like ASLR? Is it like... |
| 1:23.1 | No, this is... |
... |
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