Bug #6252

OpenSSL - ECDSA signature reliability

Added by Henri Sack about 2 years ago. Updated about 1 year ago.

[ruby-core:44114]
Status:Assigned
Priority:Normal
Assignee:Martin Bosslet
Category:lib
Target version:next minor
ruby -v:ruby 1.9.3p125 (2012-02-16 revision 34643) [i686-linux] Backport:

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

History

#1 Updated by Yusuke Endoh about 2 years ago

  • Status changed from Open to Assigned

#2 Updated by Martin Bosslet almost 2 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

#3 Updated by Yui NARUSE about 1 year ago

  • Target version changed from 1.9.3 to next minor

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