Unable to find valid certification path to requested target

1. What does unable to find valid certification path to requested target mean?
2. What is the root cause unable to find valid certification path to requested target?
3. How do I force Chrome to trust a certificate?
4. What causes invalid certificate?

What does unable to find valid certification path to requested target mean?

This issue might arise if you are using a self-signed certificate or a certificate that's been issued by an internal certificate authority, or if your clients (e.g., browser, Java) are outdated. Trust is handled by having the root and intermediate certificates of your SSL certificate on a trusted keystore.

What is the root cause unable to find valid certification path to requested target?

If you are getting this message, you probably are behind a Proxy on your company, which probably is signing all request certificates with your company root CA certificate, this certificate is trusted only inside your company, so Android Studio cannot validate any certificate signed with your company certificate as ...

How do I force Chrome to trust a certificate?

Navigate to the site with the cert you want to trust, and click through the usual warnings for untrusted certificates. In the address bar, right click on the red warning triangle and "Not secure" message and, from the resulting menu, select "Certificate" to show the certificate.

What causes invalid certificate?

The invalid or incomplete certificate chain error happens when the browser is not able to establish a valid chain of trust between the certificates of your browser and the list of trusted root certificates. Every browser maintains a set of trusted root certificates.