Cookie Policy

What are cookies?

Cookies are small text files that are placed on your computer, tablet or mobile device when you visit a website. They are widely used to make websites work efficiently, to improve security, and to provide a better user experience.

Some cookies may collect information that can indirectly identify you, such as a unique session identifier. This information does not usually identify you by name, but it can be classed as personal data under data protection law.

How we use cookies

This website uses strictly necessary cookies only. These cookies are required to make the website work securely and cannot be switched off in our systems.

We do not use:

  • analytics or performance cookies
  • advertising or marketing cookies
  • social media or tracking cookies

Necessary cookies

Necessary cookies enable core functionality such as security, session management and load balancing. The website cannot function properly without these cookies.

Strictly necessary cookies used on this website
Name Description Expiry
AspNetCore.Session Stores a unique session identifier used to maintain temporary data across multiple requests. Session
AspNetCore.Antiforgery.XXXX Helps protect the website from CSRF attacks by validating a secure token for form submissions and other requests. Session
ASLBSA Set by Azure Front Door when session affinity is enabled. Ensures consistent routing to the same backend server for performance and reliability. Session
ASLBSACORS Supports session affinity for cross-origin requests in Azure Front Door, ensuring consistent backend routing during a session. Session

These cookies do not track your browsing activity for analytics or marketing purposes.

Third party cookies

Some necessary cookies are set by Microsoft Azure, which we use to host and securely deliver this website. Microsoft acts as a data processor on our behalf and processes data in accordance with our instructions and applicable data protection law.

Managing cookies

Because this website only uses strictly necessary cookies, they are set automatically when you use the site.

You can still control or delete cookies through your browser settings at any time. Please note that disabling cookies may affect how the website functions.

Access to your information

You have the right to access a copy of the personal information Energy Saving Trust holds about you and to have any inaccuracies corrected.

If you would like a copy of some or all of your personal information, please write to:

Data Protection Officer,
Energy Saving Trust,
223–231 Pentonville Road,
London, England, N1 9NG

We will ask for proof of your identity before we supply a copy of any personal information.

We regularly review our cookie information to keep it up to date. Any changes that we make will be posted on our website.