Re: Unable to block WhatsApp Web file uploads desp...

rp1996 · 09-16-2025

Description This article describes how to block all IDN domains using a static filter to prevent homograph attacks. Scope FortiGate. Solution An IDN (Internationalized Domain Name) is a domain name that contains characters outside the basic English a...

rp1996 · 07-29-2025

Description This article describes the reason why the applied FSSO group filter on the collector agent is not working as expected. Scope FortiGate, FSSO collector agent. Solution The added group filter on the FSSO collector agent is not reflecting on...

rp1996 · 11-01-2025

@Salem_Alhindwan Apologies for the delay, the requirement to have certain specific file type might not work cause based on my research on this, WhatsApp encrypts the payload (files) prior to them being uploaded on to their servers, so even though you...

rp1996 · 10-29-2025

@Salem_Alhindwan Pls give me time until tomorrow I will check and update you, pls share more information such as browser in which is being used ? version and if incognito is enabled ? Just letting you know, the signature as such would block all file ...

rp1996 · 10-29-2025

@Salem_Alhindwan You may refer to the following article to block QUIC , it lists multiple options that you may use, from policy to app ctrl, as suggested earlier I would recommend that you go with the policy, which in the article is Method 3 and let ...

rp1996 · 09-12-2025

Hi Thomas, Could you please clarify that if you can co-relate the gaps that you are referring to deny traffic in the forward logs, you can verify this by filter the log with the source IP. Once you have confirmed that the traffic is being denied, you...

rp1996 · 09-01-2025

It is possible to have the traffic shaping policy scheduled based on the time, as such the available options as of FortiOS 7.6.3 are: 1.One-Time Schedule 2.Recurring Schedule 3.Schedule Group As for your second question can you please elaborate.

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Technical Tip: How to block all IDN domains to prevent homograph attacks

Technical Tip: FSSO group filter configured on collector agent is not reflecting on FortiGate