Latest cybersecurity reporting from selected sources.

Government of the messenger's largest market demands a pause while Meta explains how it plans to stop impersonators

The U.S. offers up to $10M for information on Russian hackers targeting Signal and WhatsApp accounts of officials and journalists. The U.S. government is offering rewards of up to $10 million for information leading to the identification of members of the Russian-linked groups UNC5792 and UNC4221. The hackers target government officials, military personnel, journalists, and […]

Cybersecurity researchers have disclosed details of fraudulent activity targeting users across the Middle East and North Africa by employing various fraudulent Facebook accounts impersonating politicians, public figures, and trusted organizations

The Computer Emergencies Response Team of Ukraine (CERT-UA) has disclosed details of a new campaign that has targeted governments and municipal healthcare institutions, mainly clinics and emergency hospitals, to deliver malware capable of stealing sensitive data from Chromium-based web browsers and WhatsApp

Dutch intelligence reveals Russian state hackers are trying to hijack the Signal and WhatsApp accounts of key targets

Russian state-sponsored hackers have been linked to an ongoing Signal and WhatsApp phishing campaign targeting government officials, military personnel, and journalists to gain access to sensitive messages. [...]

Dutch spies flag large-scale campaign to hijack secure messaging accounts Russian-linked hackers are trying to break into the Signal and WhatsApp accounts of government officials, journalists, and military personnel globally – not by cracking encryption, but by simply tricking people into handing over the keys.…

The Russian government is attempting to block WhatsApp in the country as its crackdown on communication platforms not under its control intensifies. [...]

Research analyzing 4,700 leading websites reveals that 64% of third-party applications now access sensitive data without business justification, up from 51% in 2024.  Government sector malicious activity spiked from 2% to 12.9%, while 1 in 7 Education sites show active compromise

Cyber Advisory Cites Abuse of Linked Devices to Monitor Sensitive CommunicationsThe U.S cyber defense agency issued an alert outlining how commercial spyware and state-aligned groups are abusing messaging-app features through malicious QR-based linking and zero-click exploitation to monitor U.S. government, military and other high-profile figures.

In May 2025, the U.S. government sanctioned a Chinese national for operating a cloud provider linked to the majority of virtual currency investment scam websites reported to the FBI. But more than a month later, the accused continues to openly operate accounts at a slew of American tech companies, including Facebook, Github, LinkedIn, PayPal and Twitter/X.

The U.S. House of Representatives has banned the installation and use of WhatsApp on government-issued devices belonging to congressional staff, citing concerns over how the app encrypts and secures data. [...]

The U.S. House of Representatives has formally banned congressional staff members from using WhatsApp on government-issued devices, citing security concerns

WhatsApp CEO Says UK Request Sets "Dangerous Precedent"Instant messaging app WhatsApp is seeking to join Apple's legal battle with the U.K. government over end-to-end encryption. Apple is challenging a Home Office order requiring the device maker to provide law enforcement with unencrypted copies of customer data.

WhatsApp CEO Says UK Request Sets "Dangerous Precedent"Instant messaging app WhatsApp is seeking to join Apple's legal battle with the U.K. government over end-to-end encryption. Apple is challenging a Home Office order requiring the device maker to provide law enforcement with unencrypted copies of customer data.

Don't f&#k with Zuck A California jury has awarded Meta more than $167 million in damages from Israeli surveillanceware slinger NSO Group, after the latter exploited a flaw in WhatsApp to allow its government customers to spy on supposedly secure communications.…

Russian nation-state actor Star Blizzard has been running a new spear-phishing campaign to compromise WhatsApp accounts of targets in government, diplomacy, defense policy, international relations, and Ukraine aid organizations. [...]

The Russian threat actor known as Star Blizzard has been linked to a new spear-phishing campaign that targets victims' WhatsApp accounts, signaling a departure from its longstanding tradecraft in a likely attempt to evade detection

Google and WhatsApp also binned, which is far easier to explain than canning a local hero Hong Kong’s government has updated infosec guidelines to restrict the use of Chinese messaging app WeChat, alongside Meta and Google products like WhatsApp and Google Drive, on computers it operates.…

Ukraine has restricted the use of the Telegram messaging app by government officials, military personnel, and other defense and critical infrastructure workers, citing national security concerns