1. UK Raises Terrorism Threat Level to “Severe” After Antisemitic Attack in London Britain elevated its national terrorism threat level from “substantial” to “severe” following a stabbing attack on two Jewish men in the Golders Green area of Lo...

1. UK Raises Terrorism Threat Level to “Severe” Following Golders Green Attack The UK's Joint Terrorism Analysis Centre raised the national terrorism threat level from “substantial” to “severe” on April 30—the highest in four years — follow...

1. Chinese State-Sponsored Hacker Extradited to U.S. Over Silk Typhoon Cyber Espionage Campaign The U.S. Department of Justice unsealed an indictment against Xu Zewei, a Chinese national extradited from Italy, for his alleged role in the HAFNIUM/Silk Typho...

1. Germany Attributes Signal Phishing Campaign to Russia Germany formally attributed a months-long phishing campaign targeting Signal messenger accounts of cabinet ministers, military officials, and journalists to a Russian state-controlled cyber actor. Vi...

1. Mali Rocked by Coordinated Jihadi and Separatist Offensive; Defense Minister Killed Coordinated attacks by jihadist group JNIM and Tuareg separatist rebels struck military sites across Mali on April 25–26, including the main military base at Kati outs...

1. Russia Deploys AI-Generated Deepfakes in Coordinated Psychological Campaign Against Ukraine Ukrainian officials and researchers at Sensity have identified over 1,000 synthetic videos forming part of what they describe as a structured "narrative kill cha...

A joint warning from the FBI, NSA, and German BfV highlights Russia's exploitation of vulnerable routers in a campaign to steal credentials from critical targets, while significant data breaches and espionage operations raise national security concerns acr...

The CogDef Brief discusses various cybersecurity incidents, including the disruption of a Russian DNS hijacking campaign by the DOJ, a North Korean supply chain attack on the Axios npm package, and critical vulnerabilities in Fortinet, alongside espionage ...

Russia and China, cyber operations involving AI-enabled phishing and data breaches, foreign influence in military intelligence, and ongoing espionage activities targeting the defense sector.