title: Can't create a key of the Subject <'MyCAContainerName'>
body: <p>using <code>makecert</code> i have written the commade:</p>
  
  <blockquote>
    <p>makecert -pe -n "CN=Myauthority" -sr localmachine -ss Root -a sha256 -cy authority -r -sk MyCAContainerName -sky exchange -sp  "Microsoft RSA Schannel Cryptographic Provider " -sy 12 -len 2048 certif.cer;</p>
  </blockquote>
  
  <p>i recieved an error</p>
  
  <blockquote>
    <p>Error: Can't create the key of the Subject &lt;'MyCAContainerName'></p>
  </blockquote>
  
  <p>In seeking the solution, I discovered that the problem arises because I did not Authorizations on <code>machineKey</code> file : (<code>C:\Documents and Settings\All Users\Application Data\Microsoft\Crypto\RSA\MachineKeys</code> ), the </p>
  
  <p>following link explains better what I'm saying; </p>
  
  <p><a href="http://support.microsoft.com/kb/278381" rel="noreferrer">http://support.microsoft.com/kb/278381</a></p>
  
  <p>I followed the same procedures in order to have enough permissions to the a machine key, but the problem is always posed</p>