2. For DSA, let the public key be (p = 149, q = 37, g = 41, y = 144), and the secret 149, q = 37,g 37, g = 41, x = 26). Assume that the hash function is h(m) +-) key be (p m21 mod 37. ( = (a) Compute the signature of m= 9876543210. (b) Is (12, 25) a valid signature for m = 3248? =

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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2. For DSA, let the public key be (p = 149, q
key be (p
m21 mod 37. (
149, q =
37,g
+-)
=
37,g 41, y
144), and the secret
41, x = 26). Assume that the hash function is h(m) =
(a) Compute the signature of m= 9876543210.
(b) Is (12, 25) a valid signature for m = 3248?
=
Transcribed Image Text:2. For DSA, let the public key be (p = 149, q key be (p m21 mod 37. ( 149, q = 37,g +-) = 37,g 41, y 144), and the secret 41, x = 26). Assume that the hash function is h(m) = (a) Compute the signature of m= 9876543210. (b) Is (12, 25) a valid signature for m = 3248? =
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