[rc5] Let's factor RSA-155!

Alex Bischoff abischof at vt.edu
Fri Oct 24 14:30:14 EDT 1997


At 02:24 PM 10/24/97 +0200, you wrote:
>> The largest number which has ever been factored is RSA-130. It's been
>> estimated that RSA-155 (10^25 times larger!) could be factored in
>> about
>> 500,000 MIPS years using the quadratic seive (QS) method, and
>> about 17,000 MIPS years (if I remember correctly), using the
>> General Number Field Seive (GNFS) method.
	Could someone enlighten me -- what's a MIPS year? I mean, how does that
compare to "real" time?



  Alex Bischoff
 -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  -  
 mailto:abischof at vt.edu        http://www.vt.edu:10021/A/abischof/
 -----------------------------------------------------------------
|     export-a-crypto-system-sig RSA-3-lines-PERL                 |
|     #!/bin/perl -sp0777i<X+d*lMLa^*lN%0]dsXx++lMlN/dsM0<j]dsj   |
|     $/=unpack('H*',$_);$_=`echo 16dio\U$k"SK$/SM$n\EsN0p[lN*1   |
|     lK[d2%Sa2/d0$^Ixp"|dc`;s/\W//g;$_=pack('H*',/((..)*)$/)     |
 -----------------------------------------------------------------
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