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viraptor
on July 6, 2019
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How I encrypt my data in the cloud
You must not reuse IV between different blocks, but that does not stop you from using the same IV for the same block. Yes, you leak information about matching blocks - it's up to your use case whether you care about it.
kochthesecond
on July 10, 2019
[–]
Yes, sorry I was imprecise. I meant reusing IVs for equal blocks only, to be able to see duplicate data.
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