Across the Internet, cookies are used for many purposes, from tracking activity to delivering ads, to being a fundamental part of how a website works. Under GDPR, site visitors need to be notified about cookies that can be used to personally identify someone. See below for a full list of the cookies used by your WebLink pages.
| Cookie | Type | Source | Expiration | Notes |
| ASP.NET_SessionID | Necessary | CWT Public Website | session | Asp.Net session tracking |
| _ga | Statistics | Google Analytics | 12 months | GA Analytics |
| _gid | Statistics | Google Analytics | 12 months | GA Analytics |
| Weblink_ProfileID | Necessary | CWT Portal | 45 days | User Identifier |
| _snow_id.af7f | Necessary | CMS | 24 months | Statistics |
| _snow_ses.af7f | Necessary | CMS | 1 day | Statistics |
| _sp_id.08e8 | Necessary | CMS | 24 months | Session Tracking |
| _sp_ses.08e8 | Necessary | CMS | 1 day | Session Tracking |
| language | Necessary | CMS | 15 days | |
| _is_mobile | Necessary | CMS | session | Device |
| mc | Marketing | CMS | 12 months | Marketing statistics |