3. Cryptographic primitives: Curve25519 / XSalsa20 256 / Poly1305 (downgraded for the absence of PQ encryption).
We added PQ encryption in March this year: https://simplex.chat/blog/20240314-simplex-chat-v5-6-quantum-resistance-signal-double-ratchet-algorithm.html
This is done in the same way as Apple describes as PQ3 here: https://security.apple.com/blog/imessage-pq3/
SimpleX Chat /
npub1ht…q3f5x
2024-08-24 12:11:48
in reply to nevent1q…k6jq
Author Public Key
npub1ht6s6d0xuscv0rkt09wt7y7wzfvs6d6uk3ysf3kan44a040hh2ds5q3f5xPublished at
2024-08-24 12:11:48Event JSON
{
"id": "5a2217802f79ec83ac89197b4b29f18b6bfe291c80f9f16a4d37d465a21ed877",
"pubkey": "baf50d35e6e430c78ecb795cbf13ce12590d375cb44904c6dd9d6bd7d5f7ba9b",
"created_at": 1724501508,
"kind": 1,
"tags": [
[
"e",
"09630b13f7972a0ae3957378410c19eeb4277584fadea99af5ce719c3630c4dc",
"wss://relay.mostr.pub",
"reply"
],
[
"proxy",
"https://mastodon.social/users/simplex/statuses/113016930866081002",
"activitypub"
]
],
"content": "3. Cryptographic primitives: Curve25519 / XSalsa20 256 / Poly1305 (downgraded for the absence of PQ encryption).\n\nWe added PQ encryption in March this year: https://simplex.chat/blog/20240314-simplex-chat-v5-6-quantum-resistance-signal-double-ratchet-algorithm.html\n\nThis is done in the same way as Apple describes as PQ3 here: https://security.apple.com/blog/imessage-pq3/",
"sig": "0c7794bd97aee33059390b760418e73294f05dd407fdc13ec5a56fcaca6f874dea5429ac9dbca140c8b1df14cb65f877d0d44bcccaead736357f706e2f044272"
}