Unable to access private applications via Explicit Proxy from Prisma Browser
693
Created On 03/14/25 08:20 AM - Last Modified 12/08/25 22:05 PM
Symptom
- The client device is unable to connect to the private application.
- The device browser is Prisma Browser. Also, it uses Agentless Explicit Proxy.
- The site is HTTP, not HTTPS.
- From a HAR file, there is no response from the site(proxy).
Environment
- Prisma Access
- Prisma Browser
- Explicit Proxy
Cause
Prisma Browser is sending CONNECT methods. The CONNECT methods should be sent for HTTPS sites.
Resolution
- The issue is only observed for HTTP sites.
- Prisma Browser can access HTTPS sites.
- HTTP access is not recommended even for the private applications.
- Use HTTPS connections to resolve the issue.