3242427 - The site can't provide a secure connection (ERR_SSL_PROTOCOL_ERROR)

I am unable to access Signavio either through our internal SSO plugin or direct login (Signavio web portal). I receive the following browser error: "The site can't provide a secure connection (ERR_SSL_PROTOCOL_ERROR)"

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This is an end user browser issue. The most common reasons include the following: the website or IP address, SSL/TLS connections are blocked by a firewall, company VPN or an antivirus program.

KBA , BPI-SIG-HUB , SAP Signavio Process Collaboration Hub , How To

SAP Process Collaboration Hub by Signavio all versions