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Bug #6252

closed

OpenSSL - ECDSA signature reliability

Added by sacketty (Henri Sack) over 12 years ago. Updated almost 7 years ago.

Status:
Rejected
Assignee:
-
Target version:
-
ruby -v:
ruby 1.9.3p125 (2012-02-16 revision 34643) [i686-linux]
Backport:
[ruby-core:44114]

Description

=begin
The snippet code attached shows ECDSA signature test with secp160r1 curve.
Given:

  • ((|msg|)) a message with length <= 20,
  • ((|sig|)) the ECDSA signature of ((|msg|))
  • ((|tamp|)), a string,

Then ((|sig|)) can be successfully used to verify any message in the form ((|msg|)) + ((|tamp|))
=end

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 #1 [ruby-core:44414]

Updated by mame (Yusuke Endoh) over 12 years ago

  • Status changed from Open to Assigned
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 #2 [ruby-core:45550]

Updated by MartinBosslet (Martin Bosslet) over 12 years ago

sacketty (Henri Sack) wrote:

=begin
The snippet code attached

Hello Henri,

it took me a while to look into this... I can't find your attachment, would you still happen to have it around? I think I know what you're aiming at, just want to be sure!

Thanks,
Martin

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 #3

Updated by naruse (Yui NARUSE) over 11 years ago

  • Target version changed from 1.9.3 to 2.6
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 #4

Updated by zzak (zzak _) about 9 years ago

  • Assignee changed from MartinBosslet (Martin Bosslet) to 7150
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 #5

Updated by rhenium (Kazuki Yamaguchi) almost 7 years ago

  • Status changed from Assigned to Rejected
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