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Comparison
of cryptographic strength |
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Approximate comparable key sizes
for symmetric- and asymmetric-key cryptosystems based on the best-known
algorithms for attacking them.
Similar
kind of table can be found e.g. in the publication SP800-57 “Recommendation
on Key Management, August 2005” of the National Institute of Standards and
Technology (NIST) of Additional
reading: Standards
for Efficient Cryptography (SEC): SEC 1: Elliptic Curve Cryptography and SEC
2: Recommended Elliptic Curve Domain Parameters from www.secg.org. Literature:
A.
Lenstra, E.Verheul, "Selecting Cryptographic Key Sizes", Journal of
Cryptology 14 (2001) 255-293 |
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