You are not sharing the nsec. You will be sharing just the sum (nsec+npub) of each conversation. In NIP-44 its impossible to calculate the original nsec just with the conversation key.
Clients can then encrypt and decrypt messages but they can never sign for them. That's the role of the bunker.
Vitor Pamplona
npub1gcx…nj5z
2023-11-30 23:26:41
in reply to nevent1q…4j3t
Author Public Key
npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5zPublished at
2023-11-30 23:26:41Event JSON
{
"id": "19f1fae5e28ce719049e64b7c4c92a3fbdab6d247c723da6f522c65e6537304a",
"pubkey": "460c25e682fda7832b52d1f22d3d22b3176d972f60dcdc3212ed8c92ef85065c",
"created_at": 1701383201,
"kind": 1,
"tags": [
[
"e",
"c0ff5a9acaa930a26e86f90899373cd9b992238236570ca0e37846016c0b857d",
"",
"root"
],
[
"e",
"c92169c5a616977e74e380195f7aa00a2c2468114193eada67605d2acf0a435d"
],
[
"e",
"3294d375f9b82a95f193f39958670a96847f8692f99fefbd550fc178e3c63567",
"",
"reply"
],
[
"p",
"76c71aae3a491f1d9eec47cba17e229cda4113a0bbb6e6ae1776d7643e29cafa"
],
[
"p",
"5be6446aa8a31c11b3b453bf8dafc9b346ff328d1fa11a0fa02a1e6461f6a9b1"
],
[
"p",
"9c163c7351f8832b08b56cbb2e095960d1c5060dd6b0e461e813f0f07459119e"
],
[
"p",
"460c25e682fda7832b52d1f22d3d22b3176d972f60dcdc3212ed8c92ef85065c"
],
[
"p",
"460c25e682fda7832b52d1f22d3d22b3176d972f60dcdc3212ed8c92ef85065c"
],
[
"p",
"fa984bd7dbb282f07e16e7ae87b26a2a7b9b90b7246a44771f0cf5ae58018f52"
]
],
"content": "You are not sharing the nsec. You will be sharing just the sum (nsec+npub) of each conversation. In NIP-44 its impossible to calculate the original nsec just with the conversation key. \n\nClients can then encrypt and decrypt messages but they can never sign for them. That's the role of the bunker. ",
"sig": "f3b2f13bb06981174a892e9f1409b42ccd989faea00c77340dcd1aecfebda67d57c5d0f524f5a697011179972ac2f15258149a743010ee05a374d6501bdf938b"
}