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seen Oct 12 at 8:54

Oct
24
comment How does one calculate the cryptoperiod?
The final paragraph of this response nails it very nicely, namely the need for a risk judgement.
Oct
24
comment How does one calculate the cryptoperiod?
Thank you for those references, very useful.
Oct
24
comment How does one calculate the cryptoperiod?
+1 for immediately identifying the solution as a risk judgement, and for use of the word "exposure" in this context.
Oct
23
comment How does one calculate the cryptoperiod?
Many thanks. Your assumptions are valid. Where do your statements come from regarding the relationship between n, the number of blocks, and the probability of data leaking? Is there a source that I can cite for that?
Oct
22
comment How does one calculate the cryptoperiod?
Incidentally, just so I am clear on this, is the $2^{64}$ blocks you refer to caused by the increased probability of IV collisions?
Oct
22
comment How does one calculate the cryptoperiod?
Very perceptive. I have added specifics to the original question.