Apple: Difference between revisions
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*Full Security: Only the currently signed macOS version trusted by Apple can boot. | *Full Security: Only the currently signed macOS version trusted by Apple can boot. | ||
iOS devices only support Full Security mode. The device checks for a cryptographic "ticket | iOS devices only support Full Security mode. The device checks for a cryptographic "ticket"<ref>{{Cite web |date=2024-11-20 |title=APTicket |url=https://theapplewiki.com/wiki/APTicket |url-status=live |archive-url=https://web.archive.org/web/20260216234725/https://theapplewiki.com/wiki/APTicket |archive-date=2026-02-16 |access-date=2025-10-26 |website=theapplewiki.com}}</ref>, which are tied to the OS version and CPU serial number. These are provided by a server, which only provides them for the latest version (with very specific exceptions). The device refuses to boot if the ticket does not match. Workarounds exist, but with major caveats that are not viable for most users,<ref>{{Cite web |date=2021-09-27 |title=Firmware rendering |url=https://theapplewiki.com/wiki/Firmware_downgrading |url-status=live |archive-url=https://web.archive.org/web/20251021213054/https://theapplewiki.com/wiki/Firmware_downgrading |archive-date=2025-10-21 |access-date=2025-10-26 |website=theapplewiki.com}}</ref> see the technical details on [[wikipedia:SHSH_blob|SHSH blobs]]. | ||
===Class action lawsuit=== | ===Class action lawsuit=== | ||