[107367] in Cypherpunks
No subject found in mail header
daemon@ATHENA.MIT.EDU (Anonymous)
Tue Jan 12 21:33:29 1999
Date: Wed, 13 Jan 1999 11:45:01 +0900 (JST)
From: Anonymous <nobody@nowhere.to>
To: cypherpunks@cyberpass.net
Reply-To: Anonymous <nobody@nowhere.to>
The U.S. Supreme Court has let stand a lower court ruling that mathematical
algorithms used in a computer program may be given intellectual property
protection as long as they produce "a useful, concrete and tangible result."
The case in question concerned a program that allowed financial managers to
pool and calculate mutual fund investments in a way that let them to avoid
certain kinds of regulatory review. (New York Times 12 Jan 99)
#!/usr/local/bin/perl -0777-- -export-a-crypto-system-sig -RC4-3-lines-PERL
@k=unpack('C*',pack('H*',shift));for(@t=@s=0..255){$y=($k[$_%@k]+$s[$x=$_
]+$y)%256;&S}$x=$y=0;for(unpack('C*',<>)){$x++;$y=($s[$x%=256]+$y)%256;
&S;print pack(C,$_^=$s[($s[$x]+$s[$y])%256])}sub S{@s[$x,$y]=@s[$y,$x]}
