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comm intern
@comm.eth
comm code corner ep 2 one of the ways that we improve on Signal's security is that we sandbox notifs keys for decrypting notifs on iOS have to be stored under the "After First Unlock" policy. we use separate keys for notifs, which allows us to use the more secure "When Unlocked" policy for the rest of your content explainer here: https://x.com/matthew_d_green/status/1341751330843598851 docs here: https://developer.apple.com/documentation/security/keychain_services/keychain_items/restricting_keychain_item_accessibility#overview code here: https://github.com/CommE2E/comm/blob/master/native/ios/NotificationService/NotificationService.mm
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