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adrianit
New Member
July 25, 2025
Question

SSL.Anonymous.Ciphers.Negotiation

SSL.Anonymous.Ciphers.Negotiation

 

some time my fotigate detect event SSL Anonymous Chiphers Negotiation

 Is there any alternative way to block and eliminate this event from the FortiGate logs?"

2 replies

hst1
Staff
Staff
July 25, 2025

Hello Team,

Please do refer the below document attached article  that explains and describes how to resolve SSL.Anonymous.Ciphers.Negotiation or SSL.Null.Ciphers.Negotiation messages in the Intrusion Prevention log for traffic and traffic passed.

https://community.fortinet.com/t5/FortiGate/Troubleshooting-Tip-SSL-Anonymous-Ciphers-Negotiation-in-IPS-log/ta-p/317987

 

Regards 

Harshavardhan

adrianit
adrianitAuthor
New Member
July 31, 2025

Hello thank you for suggestion,

so far this event still pop up, why this event still popup and how to i check this conection SSL it safe from internal network ?

and why this event showing in fortigate SSL do you tell me about this issue on service SSL ? 

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