ET INFO Outbound Static Websocket Key Nonce Used, Not Randomly Generated

7.0.35.0SID: 2072611Rev: 1Enabled3 views
Sourceet/open
Fileemerging-info.rules
CreatedOctober 30, 2026
UpdatedOctober 30, 2026
Classificationmisc-activity
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET INFO Outbound Static Websocket Key Nonce Used, Not Randomly Generated"; reference:url,rfc-editor.org/info/rfc6455/; classtype:misc-activity; sid:2072611; rev:1; metadata:attack_target Client_Endpoint, created_at 2026_10_30, deployment Perimeter, confidence High, signature_severity Informational, tag WebSocket, updated_at 2026_10_30;)
Detection details are hidden.

References

urlrfc-editor.org/info/rfc6455/

Metadata

attack targetClient_Endpoint
created at2026_10_30
deploymentPerimeter
confidenceHigh
signature severityInformational
tagWebSocket
updated at2026_10_30

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