pksig_dsa¶
Digital Signature Algorithm (DSA)
From: “NIST proposed in Aug 1991 for use in DSS.”
Published in: FIPS 186
Available from:
Notes:
- type: signature
- setting: integer groups
Authors: |
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Date: | 5/2011 |
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class
pksig_dsa.
DSA
(p=0, q=0)[source]¶ Bases:
charm.toolbox.PKSig.PKSig
>>> from charm.core.math.integer import integer >>> p = integer(156053402631691285300957066846581395905893621007563090607988086498527791650834395958624527746916581251903190331297268907675919283232442999706619659475326192111220545726433895802392432934926242553363253333261282122117343404703514696108330984423475697798156574052962658373571332699002716083130212467463571362679) >>> q = integer(78026701315845642650478533423290697952946810503781545303994043249263895825417197979312263873458290625951595165648634453837959641616221499853309829737663096055610272863216947901196216467463121276681626666630641061058671702351757348054165492211737848899078287026481329186785666349501358041565106233731785681339) >>> dsa = DSA(p, q) >>> (public_key, secret_key) = dsa.keygen(1024) >>> msg = "hello world test message!!!" >>> signature = dsa.sign(public_key, secret_key, msg) >>> dsa.verify(public_key, signature, msg) True