database/signatures (APCL/URL, IPS, objects...) update fails when passing through proxy with NTLM authentication

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Technical Level

Solution ID	sk113159
Technical Level
Product	IPS
Version	All
OS	Gaia, Windows
Platform / Model	All
Date Created	31-Aug-2016
Last Modified	28-May-2021

Symptoms

During manual database objects update, when passing through proxy with NTLM authentication, the attempt fails.
Error message provided multiple possible causes.

Manually running the command from cli:
# curl_cli [--proxy IP_or_HostName:Port] -v -k https://updates.checkpoint.com -x
provides the following output:

* About to connect() to proxy  (#0)
*   Trying  (proxy IP)  (#0)
* Establish HTTP proxy tunnel to updates.checkpoint.com:443
< HTTP/1.1 407 Proxy Authentication Required

< Proxy-Authenticate: NEGOTIATE

< Proxy-Authenticate: NTLM
< Proxy-Authenticate: BASIC realm=""
< Cache-Control: no-cache
< Pragma: no-cache
< Content-Type: text/html; charset=utf-8
< Proxy-Connection: close
< Connection: close
< Content-Length: 849

* Ignore 849 bytes of response-body
* Received HTTP code 407 from proxy after CONNECT
* Closing connection #0
curl: (56) Received HTTP code 407 from proxy after CONNECT