Latest cybersecurity reporting from selected sources.

A China-linked threat cluster has been exploiting vulnerable Roundcube servers at U.S. and Canadian universities to steal credentials and deploy backdoor malware. [...]

A suspected China-aligned threat activity cluster has been observed exploiting Roundcube webmail software belonging to physics and engineering departments of U.S. and Canadian universities as part of a new campaign

Dutch law enforcement authorities, along with counterparts from Canada , Germany, and the U.S., have disrupted malicious infrastructure associated with SocGholish and cleaned up nearly 15,000 infected WordPress websites

A Canadian man was sentenced to 33 years in prison after pleading guilty to targeting more than 145 children across the United States, some as young as 6 years old, in an eight-year-long sextortion scheme. [...]

DOJ Says KimWolf Powered Massive DDoS-for-Hire OperationsU.S. prosecutors charged a Canadian man accused of operating the KimWolf botnet, alleging the DDoS-for-hire platform compromised nearly two million IoT devices and powered attacks that reached record traffic volumes worldwide.

U.S. and Canadian authorities arrested and charged a Canadian man with operating the KimWolf distributed denial-of-service (DDoS) botnet, which infected nearly two million devices worldwide. [...]

The U.S. Department of Justice (DoJ) on Thursday announced the arrest of a Canadian man in connection with allegedly operating a distributed denial-of-service (DDoS) botnet known as Kimwolf

Jacob Butler, a 23-year-old from Ottawa, awaits extradition to the United States and faces up to 10 years in prison. The post Alleged leader of Kimwolf, a sweeping botnet for cybercriminals, arrested in Canada appeared first on CyberScoop.

Canadian authorities on Wednesday arrested a 23-year-old Ottawa man on suspicion of building and operating Kimwolf, a fast spreading Internet-of-Things botnet that enslaved millions of devices for use in a series of massive distributed denial-of-service (DDoS) attacks over the past six months. KrebsOnSecurity publicly named the suspect in February 2026 after the accused launched a volley of DDoS, doxing and swatting campaigns against this author and a security researcher. He now faces criminal hacking charges in both Canada and the United States.

A previously unknown threat actor has been observed targeting government and military entities in Southeast Asia, alongside a smaller cluster of managed service providers (MSPs) and hosting providers in the Philippines, Laos, Canada, South Africa, and the U.S., by exploiting the recently disclosed vulnerability in cPanel

The U.S. Federal Bureau of Investigation (FBI) warned the transportation and logistics industry of a sharp rise in cyber-enabled cargo theft, with estimated losses in the United States and Canada reaching nearly $725 million in 2025. [...]

An international law enforcement action led by the U.K.'s National Crime Agency (NCA) has identified over 20,000 victims of cryptocurrency fraud across Canada, the United Kingdom, and the United States. [...]

Cybersecurity researchers are calling attention to an active device code phishing campaign that's targeting Microsoft 365 identities across more than 340 organizations in the U.S., Canada, Australia, New Zealand, and Germany

Authorities from the United States, Germany, and Canada have taken down Command and Control (C2) infrastructure used by the Aisuru, KimWolf, JackSkid, and Mossad botnets to infect Internet of Things (IoT) devices. [...]

The U.S. Department of Justice (DoJ) on Thursday announced the disruption of command-and-control (C2) infrastructure used by several Internet of Things (IoT) botnets like AISURU, Kimwolf, JackSkid, and Mossad as part of a court-authorized law enforcement operation

The U.S. Justice Department joined authorities in Canada and Germany in dismantling the online infrastructure behind four highly disruptive botnets that compromised more than three million hacked Internet of Things (IoT) devices, such as routers and web cameras. The feds say the four botnets -- named Aisuru, Kimwolf, JackSkid and Mossad -- are responsible for a series of recent record-smashing distributed denial-of-service (DDoS) attacks capable of knocking nearly any target offline.

Meta on Wednesday said it disabled over 150,000 accounts associated with scam centers in Southeast Asia as part of a coordinated effort in partnership with authorities from Thailand, the U.S., the U.K., Canada, Korea, Japan, Singapore, the Philippines, Australia, New Zealand, and Indonesia

The Shadowserver Foundation has revealed that over 900 Sangoma FreePBX instances still remain infected with web shells as part of attacks that exploited a command injection vulnerability starting in December 2025

New Rules Tell Power Grid Operators to Log All OT Network TrafficA new reliability standard for U.S. and Canadian electric grid tells major power companies to monitor and log traffic on their operational technology and industrial control systems networks. The rules will be a heavy lift for the electricity sector.

Chinese-Linked Malware Campaign Targets Critical Environments With Weak MonitoringU.S. and Canadian cyber authorities say Chinese state-backed actors used a backdoor dubbed BRICKSTORM to maintain long-term access into critical infrastructure, exploiting VMware environments to exfiltrate credentials and evade detection through encrypted covert channels.