oci/zeronet
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Readme typo fix, sha512 benchmark, comment fix, better random for ECC

Browse source
This commit is contained in:
HelloZeroNet 2015-01-13 10:56:47 +01:00
parent 4b02417b61
commit 6424c82887
4 changed files with 24 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/lib/BitcoinECC/BitcoinECC.py
View file

@ -235,7 +235,7 @@ class EllipticCurvePoint:
#Of course, this function isn't cryptographically secure.
#Don't use it to generate your key. Use a cryptographically secure source of randomness instead.
#self.d = random.randint(1,self.n-1)
self.d = int(os.urandom(32).encode("hex"), 16) # Better random fix
self.d = random.SystemRandom().randint(1,self.n-1) # Better random fix
def SignECDSA(self,m):
#Sign a message. The private key is self.d .
@ -246,7 +246,8 @@ class EllipticCurvePoint:
r=0
s=0
while not r or not s:
k=random.randint(1,self.n-1)
#k=random.randint(1,self.n-1)
k=random.SystemRandom().randint(1,self.n-1) # Better random fix
R=self*k
R.Normalize()
r=R.x[0]%self.n