davidgaq.blogg.se - Wireshark certificate unknown

The client sends a Client Hello to NetScaler. When a client connects to NetScaler Gateway, an SSL handshake is performed.

Using IE8, IE11 and Edge with TLS 1.2 and SHA1 signed certificate – Client Auth set to Optional.

Scnearios tested where Client Certificate authentication fails:

Using IE8, IE11 and Edge with TLS 1.0 or 1.1 and SHA1 signed certificate – Client Auth set to Optional or Mandatory.

Using Chrome with TLS 1.2 and SHA1 signed certificate – Client Auth set to Optional or Mandatory.

Using IE8, IE11 and Edge with TLS 1.2 and SHA1 signed certificate – Client Auth set to Mandatory.

Using IE8, IE11 and Edge with TLS 1.2 and SHA256 signed certificate – Client Auth set to Optional or Mandatory.

Scenarios tested where Client Certificate authentication succeeds: When NetScaler performs Client Certificate authentication, the SSL Handshake between the client and server fails if the protocol used is TLS 1.2. If this does not help you might check log files at the server side for signs what went wrong.This issue only occurs when using Internet Explorer with NetScaler. ,Please check your client certificate against the list of acceptable CAs, make sure it is not revoked and maybe do a tcpdump/wireshark to verify, that it gets actually sent to the server. But for domain like "" there is no such error.

That means the server does not like your client While using a wildcard certificate for example *. I'm getting "SSL Library Error: error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown". Is there still a problem validating the server's certificates? If so, what could it be?,You get the error about certificate unknown from the server, so it refers to the validation of your client certificate on the server side and not to the (successful) validation of the servers certificate at the client side. I issue the command below and see that all of the server certificates are verified, but still I get an error (highlighted in bold). I am troubleshooting errors establishing a secure connection to an EPP server.