Add permanent SSL certificate exception in Chrome (2024)

FAQs

How do I permanently add certificate exceptions to Chrome? ›

Use Chrome's Preferences -> Under The Hood -> Manage Certificates -> Import. On the "Certificate Store" screen of the import, choose "Place all certificates in the following store" and browse for "Trusted Root Certification Authorities." Restart Chrome.

Click anywhere in Chrome window where you see the error, and type thisisunsafe (type it out, not Copy/Paste, despite not seeing any feedback while typing) and when done it should refresh and allow you to access the site. (To note, this bypass-phrase may change in the future.

Fix ERR_SSL_PROTOCOL_ERROR by disabling QUIC Protocol

QUIC (Quick UDP Internet Connections) provides a TLS/SSL equivalent connection to Google's servers. By default, the QUIC protocol is enabled in Chrome. To disable it, copy chrome://flags/#enable-quic and paste it into the address bar, hit enter.

On the chrome://settings page and click 'Privacy and Security' in the left-hand column. Then click 'Security' and scroll down to 'Manage Certificates'. Under the "Your Certificates" tab, click "Imports" to start the certification installation process.

Configure SSL/TLS settings for Chrome browser from [Settings] -> [Show Advanced Settings] -> [Change Proxy Settings] -> [Advanced]. Scroll down to the Security settings. Click To See Full Image. Best Practice: Compare browser settings of a working computer with the conflicting one and perform the necessary changes.

In Chrome, browse to: chrome://flags/ . Search for “insecure” and you should see the option to “Allow invalid certificates for resources loaded from localhost.” Enable that option and restart your browser.

How do I force Chrome to use HTTPS? ›

For Chrome browsers, go to Settings > Security and Privacy > Security, scroll to the bottom, and then toggle to “Always use secure connections.” For Firefox desktop, go to Settings > Privacy & Security, scroll to the bottom, and then select Enable HTTPS-Only Mode.

Go to chrome://net-internals/#hsts . Enter example.com under Delete domain security policies and press the Delete button. Now go to chrome://settings/clearBrowserData , tick the box Cached images and files and press click the button Clear data.

In the “Privacy and security” panel, click on “Manage certificates.” In the “Certificates” pop-up window, select the “Trusted Root Certification Authorities” tab. Click on the “Import…” button; this action launches the Certificate Import Wizard.

Clearing HSTS in Chrome

Open Google Chrome. Search for chrome://net-internals/#hsts in your address bar. Locate the Query HSTS/PKP domain field and enter the domain name that you wish to delete HSTS settings for. Finally, enter the domain name in the Delete domain security policies and simply press the Delete button.