Restart KNIME with capturing system out and system error.Add this property to the end of the knime.ini file: =true (there is also a setting on the Kerberos preference pages to enable it using a system property via knime.ini is more robust, though).On the Kerberos preference page click “Restore Defaults” (this should revert all custom settings to JVM defaults).Confirm that you find the “NTLM (Labs)” option also in 3.7.2 after installing the patched version (just to be sure it’s used).I hope you are willing to do me another few favors. Thank you very much with bearing with me here. This would help us narrow down the cause of the error significantly. In the end you are asked to restart KNIME and then you can try your workflow. Then click next and confirm any dialogs until the installation starts. Expand that entry and select “KNIME REST Client Extension”. Now click OK and you should see the entry “Build artifacts from knime-rest” in the list of features. “REST” and then click on the button “Archive…” and select the zip file. To install the extension from the zip, go to Help -> Install new Software… and then click on the “Add…” button. Could you install that into a copy of your 3.7.2 KNIME where the REST worked and see if it still works after installing the extension from the update site? You can also install a KNIME 3.7.2 from here. So all seems identical until the point where the client sends the encrypted alert back to the server.Īttached you find an update site from which you can install a REST client backported from 4.1.2 to 3.7.2. C: Application Data (1051 bytes, 139 bytes).C: Application Data (539 bytes, 139 bytes).S: Server Hello, Change Cipher Spec, Encrypted Handshake Message.C: Application Data (443 bytes, 139 bytes).S: Change Cipher Spec, Encrypted Handshake Message.S: Server Hello, Certificate, Server Key Exchange, Server Hello Done.With KNIME 4, it records (all via TLS v1.2, with ‘S’ and ‘C’ indicating if the server/client sent the packet): I don’t have access to the server or the server private key to decrypt it, but this is a summary of what I’ve been able to capture. I’ve setup Wireshark to look on the client side.
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