Sign in to the CISI

Please enter your details below

Forgot your email?

If you are unsure of the email address that you used to register with us please contact our Customer Support team in order to retrieve your details. They can be reached at:

phone +44 20 7645 0777
customersupport@cisi.org

Forgot your password?

It happens to all of us sometimes. Just enter your registered email address below and we will send you instructions on how to reset your password. If you have previously locked your account with 5 unsuccessful sign in attempts you will need to contact us in order to unlock your account first.

Change your password

To change your password enter your desired password in the fields below. Password must be between 6 and 16 characters and we recommend all passwords to include a combination of letters (lower and upper case) and numbers.

Please note: Your account will be locked after 5 unsuccessful sign in attempts. To unlock your account or for any other sign in problems please contact us.


If you have any trouble logging in or resetting your password please contact our Customer Support team on:

+44 20 7645 0777
customersupport@cisi.org

Register to make a purchase

In order to make a purchase from the CISI you must be either a member or a registered customer. Click the link below to proceed to register as a new customer.

Register as a customer

Not a member yet?

Over 45,000 members already take advantage of the benefits of membership. You can find out why, and how you can join them, below.

Become a member today