APT28 hackers deploy customized variant of Covenant open-source tool
The Russian state-sponsored APT28 threat group is using a custom variant of the open-source Covenant post-exploitation framework for long-term espionage operations. Also tracked as Fancy Bear, Forest Blizzard, Strontium, and Sednit, the APT28 hacker group is known for developing high-end implants and breaching notable entities, such as the German Parliament, multiple French organizations, government networks in Poland, and European NATO member […]
Microsoft Teams phishing targets employees with A0Backdoor malware
Hackers contacted employees at financial and healthcare organizations over Microsoft Teams to trick them into granting remote access through Quick Assist and deploy a new piece of malware called A0Backdoor. The attacker relies on social engineering to gain the employee’s trust by first flooding their inbox with spam and then contacting them over Teams, pretending to […]
Google: Cloud attacks exploit flaws more than weak credentials
Hackers are increasingly exploiting newly disclosed vulnerabilities in third-party software to gain initial access to cloud environments, with the window for attacks shrinking from weeks to just days. At the same time, the use of weak credentials or misconfigurations has dropped significantly in the second half of 2025, Google notes in a report highlighting the […]
Dutch govt warns of Signal, WhatsApp account hijacking attacks
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. This report comes from the Netherlands Defence Intelligence and Security Service (MIVD) and the Netherlands General Intelligence and Security Service (AIVD), who confirmed that Dutch government employees have been […]
Ericsson US discloses data breach after service provider hack
Ericsson Inc., the U.S. subsidiary of Swedish networking and telecommunications giant Ericsson, says attackers have stolen data belonging to an undisclosed number of employees and customers after hacking one of its service providers. Headquartered in Stockholm and founded in 1876, the parent company is a communications tech leader with nearly 90,000 employees worldwide. In data […]
Microsoft Teams will tag third-party bots trying to join meetings
Microsoft says Teams will soon automatically tag third-party bots in lobbies, allowing organizers to control whether they can join meetings. As detailed in a new Microsoft 365 roadmap entry, the feature is currently in development and scheduled to roll out in May 2026. When it reaches general availability, it will be available across Windows, macOS, […]
ShinyHunters claims ongoing Salesforce Aura data theft attacks
Salesforce is warning customers that hackers are targeting websites with misconfigured Experience Cloud platforms that give guest users access to more data than intended. However, the ShinyHunters extortion gang claims to be actively exploiting a new bug to steal data from instances. Salesforce has shared guidance for its customers to defend against hackers actively targeting […]
FBI warns of phishing attacks impersonating US city, county officials
The Federal Bureau of Investigation (FBI) warns that criminals are impersonating U.S. officials in phishing attacks targeting businesses and individuals who request city and county planning and zoning permits. In a public service announcement published on Monday, the bureau said that the criminals behind this campaign are identifying potential victims using publicly available information, which […]
Microsoft still working to fix Windows Explorer white flashes
Microsoft has confirmed that it’s still working to fully address a known issue that causes bright white flashes when opening the File Explorer on some Windows 11 systems. “Removed white flash when launching new File Explorer windows or tabs when File Explorer was set to open to This PC. Also removed white flashes when resizing […]
EU court adviser says banks must immediately refund phishing victims
Athanasios Rantos, the Advocate General of the Court of Justice of the EU (CJEU), has issued a formal opinion suggesting that banks must immediately refund account holders affected by unauthorized transactions, even when it’s their fault. The opinion was issued in response to a request for a preliminary ruling submitted by the District Court in Koszalin, Poland, […]