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author | Christian Grothoff <christian@grothoff.org> | 2017-05-18 09:59:43 +0200 |
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committer | Christian Grothoff <christian@grothoff.org> | 2017-05-18 09:59:43 +0200 |
commit | 028fd5bedfe87d05d9a7002e1d30cf9687014f3b (patch) | |
tree | 8b1ecf2169116c77fc8724ee8ced5649691cae56 /doc/paper/taler.tex | |
parent | f9b0db41464812e9d15e8a5498c3c9b042f3506f (diff) |
add link to crypto primitive benchmarks, fix bibtex issues
Diffstat (limited to 'doc/paper/taler.tex')
-rw-r--r-- | doc/paper/taler.tex | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/doc/paper/taler.tex b/doc/paper/taler.tex index 48e4a1c40..30f9934c3 100644 --- a/doc/paper/taler.tex +++ b/doc/paper/taler.tex @@ -1629,14 +1629,22 @@ Unfortunately it was not possible to experimentally compare the performance of Taler directly to other e-cash systems, since to our best knowledge there is no working and publicly available implementation of any of them. -When compared with the current average confirmation time for Bitcoin payments, -Taler is many orders of magnitude faster. While a confirmation time of Taler -is in the order of a few hundered milliseconds (including database access and -network latency), the time to mine even one block in Bitcoin is around ten +When compared with the current average confirmation time for Bitcoin +payments, Taler is many orders of magnitude faster. In a LAN, Taler +transactions taking about ten milliseconds are doable, given the speed +of modern SSD drives and RSA/EdDSA signature verification +algorithms.\footnote{We refer to \url{https://bench.cr.yp.to/} for + detailed benchmarks of cryptographic primitives.} In practice, a +few network round trips for the TCP/HTTPS handshakes and the HTTP +request dominate overall latency. While the confirmation time of +Taler is thus typically in the order of a few hundered milliseconds, +the time to mine even one block in Bitcoin is around ten minutes \footnote{Data retrieved in May 2017 from -\url{https://blockchain.info/stats}}. Very conservative Bitcoin merchants, -such as exchanges, wait up to six blocks until they consider a transaction -confirmed. + \url{https://blockchain.info/stats}}. Bitcoin merchants following +the Bitcoin specification must wait for six such blocks until they +consider a transaction confirmed. Thus latency for durable +transactions in Bitcoin is about three to four orders of magnitude +lower. \section{Discussion} |