If it helps the GUI doesn't actually use HTTP connections, all traffic is actually handled using https. You'll notice this in your browser that even when you use http, you will be forwarded to an https address.
Please note that the system will default to a certificate you will need to trust or you will need to install a trusted signed certificate on the cluster in order to get most browsers to be happy with the GUI.
You can find out more from our Security white paper here: https://www.redbooks.ibm.com/redpapers/pdfs/redp5716.pdf
The Proxy support is an http (which tunnels a TLS connection), but other than that everything else is https.
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Evelyn Perez
IBM Senior Technical Staff Member
IBM Storage Virtualize Software Architect for SVC and FlashSystem
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Original Message:
Sent: Wed October 08, 2025 09:29 AM
From: Massimo Favretto
Subject: Disable hhtp access
Hello Patrik,
my firmware version is 8.5.0.5 but in Settings -> Security I don't have Security Protocol Levels but Secure Communications
I read the chsecurity command guide but I don't understand how to disable only http access to the web gui.
Thanks in advance for help.
------------------------------
Massimo Favretto
Original Message:
Sent: Wed October 08, 2025 01:38 AM
From: Patrik Groß
Subject: Disable hhtp access
Hello Massimo,
Which FlashSystem do you have and which Virtualize versions are installed on it?
This is usually controlled using the chsecurity command or under Settings -> Security -> Security Protocol Levels. Here you can configure the required SSL level, whereby the default level corresponds to compatibility mode.
The newer the Virtualize version, the more options are available for the requirements.
https://www.ibm.com/docs/en/flashsystem-7x00/8.5.0?topic=commands-chsecurity
https://www.ibm.com/docs/en/flashsystem-7x00/8.7.0?topic=commands-chsecurity
I hope this helps.
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Patrik Groß
Solution Sales Architect
CANCOM GmbH
Cologne
+491722469041
Original Message:
Sent: Tue October 07, 2025 11:35 AM
From: Massimo Favretto
Subject: Disable hhtp access
Hi everyone,
I need to disable http access (maintening https access) to all my flashsystem storage, but I haven't find any command to do this.
Is there someone that has just do that yet?
Thanks
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Massimo Favretto
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