January 15, 2002
Practical Aspects of Modern Cryptography
A PRNG:
Alleged RC4
•
Initialization
•
S[0..255] = 0,1,…,255
•
K[0..255] = Key,Key,Key,…
•
for
i = 0
to
255
•
j = (j + S[i] + K[i]) mod 256
•
swap
S[i]
and
S[j]
