原来signal泄漏的消息都是通过系统推送泄漏的
https://9to5mac.com/2026/04/09/fbi-used-iphone-notification-data-to-retrieve-deleted-signal-messages/![FBI used iPhone notification data to retrieve deleted Signal messages [Update] - 9to5Mac](/static/https://cdn4.telesco.pe/file/NuaPK_kB_ZgbbwhenG0RRmfJQxEiBU-IPr7ie2O8-Tsd4BmVjs6KogZiJNCWgDdtTudE8mW75pEfVUuGhvxDxhy7FvzDZOHVyLHhvqVVOB883Y3eEw1qoeB3LmyjM43JGugwbJHbBOM4lbtNjTP5Y1RCXM5V-kzG8xzNz_W7No9ib0Rc-FhzB_K_aPLRGzcWyTRHp5MuAeOkXo6E3UYa6UosZ77r7lOjCwbAjLRUdQXp5xWk1gsgRAr38iTheGFG8bt0RFg1_nEcrOcwoduPtfA_IldBE90I0NZWpAfiC0GSMm99NjAyUrgMqQxv_kqTgpstnACtkqOUUibt6eHWWA.jpg)
https://9to5mac.com/2026/04/09/fbi-used-iphone-notification-data-to-retrieve-deleted-signal-messages/
9to5Mac
FBI used iPhone notification data to retrieve deleted Signal messages [Update] - 9to5Mac
The FBI was able to recover deleted Signal messages from an iPhone by extracting data stored in the device’s notification database.
