""ET INFO Observed Google DNS over HTTPS Domain (dns .google .com in TLS SNI)""
SID: 2046071
Revision: 2
Class Type: misc-activity
Metadata: affected_product Any, attack_target Client_Endpoint, created_at 2019_08_21, deployment Perimeter, performance_impact Low, signature_severity Informational, tag DoH, updated_at 2023_06_05, former_sid 2838110
Reference:
Protocol: tcp
Source Network: $HOME_NET
Source Port: any
Destination Network: $EXTERNAL_NET
Destination Port: 443
Flow: established,to_server
Contents:
- Value: "|00 00 0e|dns.google.com|00|"
Within:
PCRE:
Special Options:
- fast_pattern