emerose / pbkdf2-ruby

Password Based Key Derivation Function 2 (PBKDF2) for Ruby

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iterations > 2 makes method call bin_string to fail

archanasingh opened this issue · comments

it "should ensure that the derived key really is that long" do
length = 123
p = PBKDF2.new(:password=>"s33krit", :salt=>"nacl", :iterations=>1000, :key_length=>length)
p.bin_string.length.should == length
end

The above test fails.
Change iterations to 1 or 2 and test passes, anything greater than 2 makes this test to fail.

Hey guys, this has been open for over a year... why isn't it either fixed or closed or something?

This seems to be an encoding issue. The default encoding changed from ASCII-8BIT to utf8 in ruby 2. When i put:

# encoding: ASCII-8BIT

at the top of the pbkdf2.rb, then it seems to work again.

Ok, this apparently has already been fixed, but the ruby-gems version does not contain the fix (though the bugfix is 1 year old). So i used:

gem 'pbkdf2', :git => 'git://github.com/emerose/pbkdf2-ruby.git'

The code on github should work; I don't control the rubygems.org entry, so can't help you there.

-sq