MIT Wiki has changed its access control from simple user id password to a touchstone collaboration account. 

Go to http://wikis.mit.edu

Click on Log In link on top right of the page.

You will see the following page.

 x

Click on Go to TouchStone button

x

Click on Sign Up link, just below option b. Touchstone collaboration Account.

x

x

re-register with the SAME ID (E-Mail Address) you used in the earlier Wiki security setup. You can use a different password.

Enter your details in this page and click on Create Account button

You will see a confirmation page. 

You will receive a confirmation email from touchstone-support@MIT.EDU.  Click on the link in this email and the account will be enabled.

Even though NEW non-mit users can register to MIT wiki directly, in order to get access to Coeus project in the MIT wiki, users should register with help@coeus.org.