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Even with Graphene OS you’re still using a phone that has a proprietary modem which has its own hidden CPU that acts like a black box. Who knows what it does or if it can read main memory.



Don't let perfect be the enemy of good and always evaluate solutions against your threat model.


I'm not smart enough to know what some of these words mean or if this guy is being truthful, but I found this comforting to read as a GrapheneOS user:

https://grapheneos.org/faq#baseband-isolation




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