title: Unable to install any gem by Ruby in Windows
body: <p>I've installed rubyinstaller-2.0.0-p195 in my PC and opened command prompt with Ruby.
  next i ran <code>gem update --system</code> command to update and updated successfully.</p>
  
  <p>Now, whenever I tried to run <code>gem install &lt;program&gt;</code>, eg. <code>gem install rhc</code>, <code>gem install af</code>, its fails to install every time and shows similar <strong>SSL_certificate</strong> related error as shown below -</p>
  
  <pre><code>C:\Windows\System32&gt;gem install rhc
  ERROR:  Could not find a valid gem 'rhc' (&gt;= 0), here is why:
            Unable to download data from https://rubygems.org/ - SSL_connect retur
  ned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (
  https://rubygems.global.ssl.fastly.net/quick/Marshal.4.8/rhc-1.15.6.gemspec.rz)
  ERROR:  Possible alternatives: rhc
  </code></pre>