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matrix-org
Olm
Commits
cfd1450b
Commit
cfd1450b
authored
Jun 20, 2019
by
Matthew Hodgson
Browse files
fix typo & more wording from luca
parent
27f5c25f
Changes
1
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docs/megolm.md
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cfd1450b
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@@ -276,8 +276,8 @@ messages are still secret.
By itself, Megolm does not possess this property: once the key to a Megolm
session is compromised, the attacker can decrypt any message that was
encrypted using a key derived from the compromised
key or any following
ratchet
values.
encrypted using a key derived from the compromised
or subsequent ratchet
values.
In order to mitigate this, the application should ensure that Megolm sessions
are not used indefinitely. Instead it should periodically start a new session,
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@@ -298,8 +298,8 @@ In Megolm, each recipient maintains a record of the ratchet value which allows
them to decrypt any messages sent in the session after the corresponding point
in the conversation. If this value is compromised, an attacker can similarly
decrypt past messages which were encrypted by a key derived from the
compromised
key or any following
ratchet values. This gives 'partial'
forrward
secrecy.
compromised
or subsequent
ratchet values. This gives 'partial'
forward
secrecy.
To mitigate this issue, the application should offer the user the option to
discard historical conversations, by winding forward any stored ratchet values,
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