Author: Chrome for Developers - Bewertung: 2x - Views:63
Now in the Protected Audience API, an opt-in feature allows you to macro the size of the ad that wins the auction into the ad's URL. Coming in Chrome 120!
#NewInChrome
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Video von ChromeDevelopers auf YouTube: Author: Chrome for Developers - Bewertung: 2x - Views:63 Now in the Protected Audience API, an opt-in feature allows…

Author: Chrome for Developers - Bewertung: 2x - Views:63
Now in the Protected Audience API, an opt-in feature allows you to macro the size of the ad that wins the auction into the ad's URL. Coming in Chrome 120!
#NewInChrome
title: Detect Exploitation - ChromeDevelopers: Protected Audience API ad size macros
id: d70bdaa6-6408-4fa3-b444-59f5705a235c
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-26
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-26"
description = "YARA Signature for "
strings:
$str = "ChromeDevelopers: Protected Au" ascii wide
condition:
any of them
}index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("ChromeDevelopers Protected Audience API ")
| stats count earliest(_time) as first_seen latest(_time) as last_seen by src_ip, dest_ip, dest_host, signature
| eval first_seen=strftime(first_seen, "%Y-%m-%d %H:%M:%S"), last_seen=strftime(last_seen, "%Y-%m-%d %H:%M:%S")
| sort - countmessage: "*ChromeDevelopers Protected Audience API *"CommonSecurityLog
| where Message has "ChromeDevelopers Protected Audience API "
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount descKognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich ChromeDevelopers: Protected Audience API.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
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