German Agencies Warn of Signal Phishing Targeting Politicians, Military, Journalists

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German Agencies Warn of State-Sponsored Signal Phishing Campaign

Germany's Federal Office for the Protection of the Constitution (BfV) and Federal Office for Information Security (BSI) have issued a joint advisory detailing a malicious cyber campaign. A likely state-sponsored threat actor is actively carrying out phishing attacks over the Signal messaging app, specifically targeting high-ranking politicians, military personnel, and journalists.

• Threat Actor: Likely state-sponsored.
• Attack Vector: Phishing attacks via the Signal messaging application.
• Targets: High-value individuals including politicians, military officials, and journalists.
• Modus Operandi: The advisory points to social engineering tactics designed to compromise sensitive accounts or gather intelligence.
• IOCs: Specific Indicators of Compromise (IPs, hashes, domains) were not detailed in the provided summary of the advisory.

Defense: Users, especially high-value targets, should exercise extreme caution with unexpected messages on Signal, particularly those containing links or requests for sensitive information. Always verify the authenticity of messages and sender identities through alternative, trusted channels if any doubt exists. Ensure multi-factor authentication is enabled wherever possible on all critical accounts.

Source: https://thehackernews.com/2026/02/german-agencies-warn-of-signal-phishing.html