A formal analysis of Apple’s iMessage PQ3 protocol
We present the formal verification of Apple’s iMessage PQ3, a highly performant, device-to-device messaging protocol offering strong security guarantees even against an adversary with quantum computing capabilities. PQ3 leverages Apple’s identity services together with a custom, post-quantum secure initialization phase and afterwards it
https://www.osnews.com/story/142328/a-formal-analysis-of-apples-imessage-pq3-protocol/
#Apple
OSNews /
npub1mf…fhthg
2025-05-09 22:42:44
Author Public Key
npub1mfyvt5zj82pamu6ltltmfytg2lx2cmqmz6znlgcpvs0dz9uervgs7fhthgPublished at
2025-05-09 22:42:44Event JSON
{
"id": "c7b84cba2110ce324d3de7c9cfdce0b220ee4261dc1fffa283628bec4e6ac674",
"pubkey": "da48c5d0523a83ddf35f5fd7b4916857ccac6c1b16853fa301641ed117991b11",
"created_at": 1746830564,
"kind": 1,
"tags": [
[
"t",
"apple"
],
[
"proxy",
"https://mstdn.social/@osnews/114480287876467755",
"web"
],
[
"proxy",
"https://mstdn.social/users/osnews/statuses/114480287876467755",
"activitypub"
],
[
"L",
"pink.momostr"
],
[
"l",
"pink.momostr.activitypub:https://mstdn.social/users/osnews/statuses/114480287876467755",
"pink.momostr"
],
[
"-"
]
],
"content": "A formal analysis of Apple’s iMessage PQ3 protocol\n\nWe present the formal verification of Apple’s iMessage PQ3, a highly performant, device-to-device messaging protocol offering strong security guarantees even against an adversary with quantum computing capabilities. PQ3 leverages Apple’s identity services together with a custom, post-quantum secure initialization phase and afterwards it\n\nhttps://www.osnews.com/story/142328/a-formal-analysis-of-apples-imessage-pq3-protocol/\n\n#Apple",
"sig": "828474bb12474adb6431d5761aa2b6742f34afef662c0d96f60cd990350671f5e32a164f8029da89c9b652aec66c401ff3abd8515877ea9202a1a7a63525545c"
}