Cookies and local storage used by OhmCAD.
This policy explains essential cookies and local storage used for authentication, preferences, security, and language settings.
Last updated: October 2026What each category is used for.
Essential cookies and necessary browser storage support core account, security, language, and application behavior. OhmCAD does not currently embed non-essential analytics or marketing trackers.
Authentication
Used to keep users signed in and protect account sessions.
Language preferences
Used to remember selected culture and routing preferences.
Anti-forgery protection
Used to protect forms, sign-out actions, and account operations.
Google Analytics
Google Analytics 4 is loaded only after analytics consent and is used for aggregate product usage statistics.
Managing cookies
Users can manage cookies through browser settings. Blocking essential cookies may prevent login, preferences, or form protection from working correctly.
Cookies and browser storage currently used.
| Cookie/storage | Purpose | Type | Duration |
|---|---|---|---|
| .AspNetCore.Identity.Application | Keeps signed-in users authenticated. | Essential | Session or authentication lifetime |
| .AspNetCore.Culture | Stores the selected language/culture preference. | Preference | 1 year |
| .AspNetCore.Antiforgery.* | Protects forms and account actions against cross-site request forgery. | Security | Session or authentication lifetime |
| ohmcad.analytics-consent | Stores whether analytics consent is granted or denied. | localStorage | Until cleared by the user or browser |
| _ga | Used by Google Analytics 4 to distinguish visits after analytics consent. | Analytics | Up to 2 years, controlled by Google Analytics settings |
| _ga_* | Used by Google Analytics 4 to distinguish visits after analytics consent. | Analytics | Up to 2 years, controlled by Google Analytics settings |
| toolbar-position | Stores toolbar position in the application UI. | localStorage | Until cleared by the user or browser |
| ohmcad.ohmie.v1.* | Stores Ohmie assistant preferences, progress and position. | localStorage | Until cleared by the user or browser |