--- hashcash-1.21.orig/hashcash.html +++ hashcash-1.21/hashcash.html @@ -110,9 +110,7 @@ filtering rules.
A hashcash stamp constitutes a proof-of-work which takes a parameterizable amount of work to compute for the sender. The -recipient can verify received stamps efficiently. This package also -includes a sha1 implementation which is equivalent in functionality to -the sha1sum program available on some systems.
+recipient can verify received stamps efficiently.The hashcash proof-of-work function is to compute partial hash collisions (the SHA1 hash function is used). By choosing the number of bits of collision, the work required to compute a collision can be @@ -1066,7 +1064,7 @@
sha1sum(1), sha1-hashcash(1), sha1(1), http://www.hashcash.org/
+sha1sum(1), sha1(1), http://www.hashcash.org/