How Telegram found itself in the middle of the war between Russia and UkraineThe Record·Jan 17, 00:00 UTC · Jan 17, 2023Threat actor60
1,900 Signal users exposed following Twilio breachHelp Net Security·Aug 18, 07:56 UTC · Aug 18, 2022Data breach60
Signal issues workaround for Iran's ban of messaging appCyberScoop·Feb 5, 15:19 UTC · Feb 5, 2021Exploit / PoC in the wild60
Signal blocks Microsoft Recall from screenshotting conversationsHelp Net Security·May 22, 00:00 UTC · May 22, 2025Vulnerability55
Russia-aligned threat groups dupe Ukrainian targets via SignalCyberScoop·Feb 19, 21:20 UTC · Feb 19, 2025Exploit / PoC in the wild60
Fingerprint unveils Smart Signals to fight and prevent fraudHelp Net Security·Jun 6, 00:00 UTC · Jun 6, 2023Phishing & fraud55
Signal Sciences raises $35M to accelerate wide-scale market expansion and technology innovationHelp Net Security·Feb 6, 00:00 UTC · Feb 6, 2019Data breach60
Signal's protocol gets glowing reviews in first security auditCyberScoop·Nov 8, 18:02 UTC · Nov 8, 2016Exploit / PoC in the wild60
Signal Messenger tests feature to encrypt sender identity along with messageCyberScoop·Oct 29, 20:54 UTC · Oct 29, 2018Exploit / PoC in the wild60
NIST NVD Enrichment Policy Change: Prioritizing Vulnerabilities with Attacker Behavior SignalsRecorded Future·May 14, 00:00 UTC · May 14, 2026Vulnerability in the wild60
How to Streamline Zero Trust Using the Shared Signals FrameworkThe Hacker News·Dec 9, 11:30 UTC · Dec 9, 2025Exploit / PoC60
Signal vows to fight blockage in Iran amid newfound popularityCyberScoop·Jan 26, 21:48 UTC · Jan 26, 2021Exploit / PoC in the wild60
Microsoft adopts Signal's encryption protocol for new private conversation modeCyberScoop·Jan 11, 20:23 UTC · Jan 11, 2018Exploit / PoC in the wild60
Waltz brushes off SignalGate questions, points finger at CISACyberScoop·Jul 15, 20:01 UTC · Jul 15, 2025Exploit / PoC in the wild60
Signal no longer cooperating with Ukraine on Russian cyberthreats, official saysThe Record·Mar 12, 16:49 UTC · Mar 12, 2025Malware55
Project PowerUp – Helping to keep the lights on in Ukraine in the face of electronic warfareCisco Talos·Dec 4, 13:01 UTC · Dec 4, 2023Malware55
It only took five hours to close a critical vulnerability in Signal's desktop clientCyberScoop·May 15, 19:48 UTC · May 15, 2018Vulnerability55
Russian State Hackers Target Signal to Spy on UkrainiansInfosecurity Magazine·Feb 19, 11:00 UTC · Feb 19, 2025Exploit / PoC60
Signal denies claims of an alleged zeroSecurity Affairs·Oct 16, 13:18 UTC · Oct 16, 2023Exploit / PoC60
Signal endures 'technical difficulties' amid new popularityCyberScoop·Jan 15, 23:06 UTC · Jan 15, 2021Exploit / PoC in the wild60
Hackers Reveal How Code Injection Attack Works in Signal Messaging AppThe Hacker News·May 15, 00:00 UTC · May 15, 2018Exploit / PoC60
Friday Squid Blogging: Squid Protein Used in Variable Thermal Conductivity MaterialSchneier on Security·Jan 29, 08:02 UTC · Jan 29, 2020Research55
Team Cymru unveils Pure Signal Command for AI-powered threat intelligence and incident responseHelp Net Security·Jul 28, 00:00 UTC · Jul 28, 2026Malware55
U.S. Offers $10 Million Reward for Russian Hackers Behind Signal and WhatsApp PhishingSecurity Affairs·Jun 29, 21:49 UTC · Jun 29, 2026Phishing & fraud55
Signal is down in China after 100 million reported downloadsCyberScoop·Mar 16, 14:31 UTC · Mar 16, 2021Exploit / PoC in the wild60
Researchers develop tool to expose GPS signal spoofing in transit networksHelp Net Security·Apr 30, 00:00 UTC · Apr 30, 2026Industry55
Signal Phishing Campaign Targets German Officials in Suspected Russian OperationSecurity Affairs·Apr 28, 13:57 UTC · Apr 28, 2026Threat actor60
Digital Threat Detection Tools & Best PracticesRecorded Future·Jan 6, 00:00 UTC · Jan 6, 2026Ransomware60
Black Duck Signal applies LLM intelligence to code and supply chain riskHelp Net Security·Dec 11, 00:00 UTC · Dec 11, 2025Vulnerability55
Badgerboard: A PLC backplane network visibility moduleCisco Talos·Mar 5, 20:30 UTC · Mar 5, 2024Exploit / PoC60
Electronic warfare: The critical capability of dominating the electromagnetic spectrumHelp Net Security·Jul 26, 10:11 UTC · Jul 26, 2022Industry55
Google Details Patched Bugs in Signal, FB Messenger, JioChat AppsThe Hacker News·Jan 20, 16:58 UTC · Jan 20, 2021Vulnerability55
How one security researcher used radio signals to hop an air gapCyberScoop·Apr 22, 13:13 UTC · Apr 22, 2020Exploit / PoC in the wild60
Flaw in WhatsApp and Signal exposes group chats to 'extremely difficult' hacksCyberScoop·Jan 10, 19:00 UTC · Jan 10, 2018Exploit / PoC in the wild60
Surveillance campaigns use commercial surveillance tools to exploit longCyberScoop·Apr 24, 14:35 UTC · Apr 24, 2026Threat actor60
ThreatsDay Bulletin: OAuth Trap, EDR Killer, Signal Phishing, Zombie ZIP, AI Platform Hack & MoreThe Hacker News·Mar 12, 15:00 UTC · Mar 12, 2026Phishing & fraud in the wild60
Intelligence chiefs insist Signal chat was a simple mistakeCyberScoop·Mar 26, 20:32 UTC · Mar 26, 2025Exploit / PoC in the wild60