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rsa
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http://www.voidspace.org.uk/python/modules.shtml#pycrypto | |
http://rdist.root.org/2009/10/06/why-rsa-encryption-padding-is-critical | |
use GCD algorithm to break weak random | |
https://en.wikipedia.org/wiki/RSA_(algorithm)#Importance_of_strong_random_number_generation | |
RSA Common Modulus Attack:https://dspace.ist.utl.pt/bitstream/2295/1066149/1/dissertacao.pdf | |
Fermat's factorization | |
http://gdata-python-client.googlecode.com/hg/pydocs/gdata.Crypto.Util.number.html |
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download url:http://www.voidspace.org.uk/python/modules.shtml#pycrypto
use sage online to calc:
http://www.sagenb.org/
also:
https://code.google.com/p/gmpy/