Intelligence View
Mozilla Now Blocks Cross-Site Tracking for All Users by Default
Mozilla has announced that Total Cookie Protection, the company’s very own cross-site tracking blocker bundled with Firefox, is now enabled by default in the browser for absolutely all users. The feature is available on Windows, Mac and L…
The feature is available on Windows, Mac and Linux, and Mozilla says Total Cookie Protection is its most advanced anti-tracking solution so far.
“Total Cookie Protection is the culmination of years of work to fight the privacy catastrophe that stems from online trackers. We first began to block tracking in 2015 with the release of Tracking Protection, a feature people could turn on by going into Private Browsing mode. We recognized at that time that browser makers couldn’t just sit back and let their users be abused,” it says.
“In 2018, we introduced Enhanced Tracking Protection and turned it on by default for all Firefox users in 2019, refle...
1. Sofort-Triage & Abwehrmaßnahmen
SOC Incident Playbook: Vulnerability Remediation & Verification
title: Detect Exploitation - Mozilla Now Blocks Cross-Site Tracking for All Users by Default
id: 10b29522-330b-40bb-bcec-4371ba48a183
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-27
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 = "2026-09-27"
description = "YARA Signature for "
strings:
$str = "Mozilla Now Blocks Cross-Site " ascii wide
condition:
any of them
}index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("Mozilla Now Blocks Cross-Site Tracking f")
| 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: "*Mozilla Now Blocks Cross-Site Tracking f*"CommonSecurityLog
| where Message has "Mozilla Now Blocks Cross-Site Tracking f"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc2. Cyber Threat Intelligence & Forensik
MITRE ATT&CK Matrix Navigator 14 Taktiken
tsecurity.de Cognitive Threat RAG
Analyse für identifizierte Bedrohung auf Basis von Live-CTI (ENISA EUVD): CVSS 0.0 · EPSS 0.0% · CISA KEV: nein. Handlungsableitung aus den verlinkten Hersteller-Quellen.
Netzwerk/Remote-Zugriff ohne Vorauthentifizierung möglich.
- 1. Perimeter-Inspektion: Relevante Portfreigaben und exponierte Endpunkte unverzüglich scannen.
- 2. Patch-Applikation: Hersteller-Hotfix einspielen oder betroffene Daemons in isolierte DMZ-Segmente überführen.
- 3. Telemetrie & EDR-Alerts: Prozessaufrufe und Child-Processes auf anomale Shell-Spawns überwachen.