isSecureContext
The isSecureContext read-only property of the Window interface returns a boolean indicating whether the current context is secure (true) or not (false).
Browser support
| Feature | Desktop | Mobile | ||||
|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Safari | Chrome Android | Safari iOS | |
| 47 | 15 | 49 | 11.1 | 47 | 11.3 | |
worker_support Available in workers | 55 | 15 | 52 | 11.1 | 55 | 11.3 |
1+Supported (version) Not supported ※Has note Sub-feature descriptions sourced from MDN Web Docs (CC BY-SA 2.5)
Use cases
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Using isSecureContext
The isSecureContext read-only property of the Window interface returns a boolean indicating whether the current context is secure (true) or not (false).
Cautions
- May not be supported in older browsers.
Implementation notes
- Some APIs require a secure context (HTTPS) or user activation. Check the requirements before use.