Authenticate/Decrypt packet error: packet HMAC authentication failed

Hello altogether, we still have a UTM here in version 9.719-3. We also have the latest Connect Client. There is now one employee, at least I only know of one, who keeps getting the message “Authenticate...
passthrough.fw-notify.net authentication returns "Invalid Request" using return token

Just upgraded my SG230 Firewall to Firmware 9.720-5. Since then, the usual passthrough.fw-notify URL as shown below: (*****)://passthrough.fw-notify(dot)net/static/auth_transparent.html?return=(**...
Enhancing OT Network Security with a 2.5 DMZ

In our OT network, we're considering adding a Level 2.5 DMZ to bolster security. This would serve as an additional layer of protection between the control systems (Level 2) and the enterprise network ...
Too many failed logins 45.140.17.26 How possible

I am using UTM 9.720.5, which is the newest firmware. I know, it is a Russian IP and I am not the only one which tried to be hacked! Under WebAdmin I have only allowed access from the internal network...
UTM 9.720-5 - Admin portal fails to load after update

FYI. Just updated 9.719-3 with latest 9.720-5 and after update I could not open the admin portal. I had to roll back my VM to gain access again. Error from browser was "connection refused" so possible...