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Support SSSS sharing of cross signing master key #13896

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dbkr opened this issue Jun 2, 2020 · 0 comments · Fixed by matrix-org/matrix-react-sdk#5092
Closed

Support SSSS sharing of cross signing master key #13896

dbkr opened this issue Jun 2, 2020 · 0 comments · Fixed by matrix-org/matrix-react-sdk#5092
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@jryans
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A-E2EE-Cross-Signing

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@dbkr
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dbkr commented Jun 2, 2020

We now want to transfer the cross-signing master key over SSSS sharing too, such that we can operate without SSSS storage at all.

  • Request the master key along with other cross-signing private key parts
  • Allow the master key to be shared

Related to #13895
Related to #13825
@manuroe manuroe mentioned this issue Jun 17, 2020
Closed
@BillCarsonFr BillCarsonFr mentioned this issue Jul 27, 2020
Open
@jryans jryans self-assigned this Aug 6, 2020
@jryans jryans added this to In Progress in Web App Team via automation Aug 6, 2020
jryans added a commit to matrix-org/matrix-js-sdk that referenced this issue Aug 6, 2020
@jryans
Store master cross-signing private key in local cache
def06e0 
We now want to store all private keys in the local cache, including the master
key if available.

Part of element-hq/element-web#13896
jryans added a commit to matrix-org/matrix-js-sdk that referenced this issue Aug 6, 2020
@jryans
Request master cross-signing private key during verification
9fb5740 
This change adds a request for the master cross-signing private key, in case the
other device is willing to share it.

Part of element-hq/element-web#13896
jryans added a commit to matrix-org/matrix-js-sdk that referenced this issue Aug 6, 2020
@jryans
Cache all cross-signing private keys when checking trust
384f224 
This ensures we try to get all private keys when e.g. logging in and using the
passphrase to unlock 4S.

Part of element-hq/element-web#13896
jryans added a commit to matrix-org/matrix-react-sdk that referenced this issue Aug 6, 2020
@jryans
Enable sharing of master cross-signing key
060f2cf 
We've realised it's beneficial to support sharing the master cross-singing key
so that new devices can fully manage cross-signing on your account.

Part of element-hq/element-web#13896
This was referenced Aug 6, 2020
Merged
Merged
@jryans jryans moved this from In Progress to In Review in Web App Team Aug 6, 2020
jryans added a commit to matrix-org/matrix-js-sdk that referenced this issue Aug 6, 2020
@jryans
Store master cross-signing private key in local cache
9d1c713 
We now want to store all private keys in the local cache, including the master
key if available.

Part of element-hq/element-web#13896
jryans added a commit to matrix-org/matrix-js-sdk that referenced this issue Aug 6, 2020
@jryans
Request master cross-signing private key during verification
098cd1b 
This change adds a request for the master cross-signing private key, in case the
other device is willing to share it.

Part of element-hq/element-web#13896
jryans added a commit to matrix-org/matrix-js-sdk that referenced this issue Aug 6, 2020
@jryans
Cache all cross-signing private keys when checking trust
11665d1 
This ensures we try to get all private keys when e.g. logging in and using the
passphrase to unlock 4S.

Part of element-hq/element-web#13896
Web App Team automation moved this from In Review to In Test Aug 7, 2020
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Share and debug master cross-signing key matrix-org/matrix-react-sdk
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@jryans @dbkr