element-hq / dendrite

Dendrite is a second-generation Matrix homeserver written in Go!
https://element-hq.github.io/dendrite/
GNU Affero General Public License v3.0
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UISIs for dendrite.arasphere.net->matrix.org #1530

Closed matrixbot closed 2 weeks ago

matrixbot commented 2 weeks ago

This issue was originally created by @ara4n at https://github.com/matrix-org/dendrite/issues/1530.

Joined an encrypted room via matrix.org; dendrite's eleweb could decrypt but some of the synapses in the room (including matrix.org) can't.

matrixbot commented 2 weeks ago

This comment was originally posted by @ara4n at https://github.com/matrix-org/dendrite/issues/1530#issuecomment-709477325.

example undecryptable msg:


{
  "content": {
    "algorithm": "m.megolm.v1.aes-sha2",
    "ciphertext": "AwgAEpABJDt2yq/Ogp7BswfcQuzVDja5Qqw8w7cti+9bUHhDHXPYR7MiKGX5DCOWMND3a27fvXpa/uiA4IdTU4WL3V4Pg5cbhHKX8f6p67G2lkGKu5i+0fS7BMVyfk/geuCajKswBwjagxGOy9zox0pDjQ4rXRrTCUr5/0TMzOQUvbFCoJqiYjRYQmSoQIgsxruHuR+dkFfjsvgzq0OI6cqYKClSWkZS9xwOc5Ml6Yf/Pa7qrY7V+NwNyoh+s5UpJKp+TfaD3RY3Am9mjDUjwh0B8ICJMt6UsUa7N8AN",
    "device_id": "4dVeF8yv",
    "sender_key": "/CTa//0lSarGDjPq/oCLgcj1RkYHQY/SbbKXppLAtUs",
    "session_id": "mAYaEu1VX6CnBLQsA4v/rJpsqzlOMb637f8hyoq9xOc"
  },
  "origin_server_ts": 1602782347838,
  "sender": "@matthew:dendrite.arasphere.net",
  "type": "m.room.encrypted",
  "unsigned": {},
  "event_id": "$SlozENi3VhcDjQMNk9-V7h9u_FctrbJG7dn3tfoZCIA",
  "room_id": "!PasMYWCjUHjhnhNgvR:matrix.lod.com"
}
matrixbot commented 2 weeks ago

This comment was originally posted by @kegsay at https://github.com/matrix-org/dendrite/issues/1530#issuecomment-1337856758.

I think this is broadly fixed now, E2EE seems much happier from 2 years ago.