State-sponsored Iranian hacker group MuddyWater has targeted more than 100 government entities in attacks that deployed version 4 of the Phoenix backdoor. [...]

When building applications on AWS, you often need to manage various types of configuration data, including sensitive values such as API tokens or database credentials. From environment variables and API keys to passwords and endpoints, this configuration data helps determine application behavior. AWS offers managed services that you can …

Security researchers collected $792,750 in cash after exploiting 56​​​​​​​ unique zero-day vulnerabilities during the second day of the Pwn2Own Ireland 2025 hacking competition. [...]

Hackers are actively exploiting the critical SessionReaper vulnerability (CVE-2025-54236) in Adobe Commerce (formerly Magento) platforms, with hundreds of attempts recorded. [...]

A high-severity vulnerability in the now-abandoned async-tar Rust library and its forks can be exploited to gain remote code execution on systems running unpatched software. [...]

Meta has announced new tools to help WhatsApp and Messenger users protect themselves from potential scams and secure their accounts. [...]

The FinWise breach shows that when insider threats strike, encryption is the last line of defense. Penta Security's D.AMO platform unites encryption, key management, and access control to keep sensitive data secure. [...]

A spearphishing attack that lasted a single day targeted members of the Ukrainian regional government administration and organizations critical for the war relief effort in Ukraine, including the International Committee of the Red Cross, UNICEF, and various NGOs. [...]

Hackers believed to be associated with China have leveraged the ToolShell vulnerability (CVE-2025-53770) in Microsoft SharePoint in attacks targeting government agencies, universities, telecommunication service providers, and finance organizations. [...]

The operators of Vidar Stealer, one of the most successful malware-as-a-service (MaaS) operations of the past decade, have released a new major version to reflect massive improvements in the malware. [...]

TP-Link has made firmware updates available for a broad range of Omada gateway models to address four vulnerabilities, among which a critical pre-auth OS command injection. [...]

CISA has confirmed that an Oracle E-Business Suite flaw tracked as CVE-2025-61884 is being exploited in attacks, adding it to its Known Exploited Vulnerabilities catalog. [...]

The latest releases of Cursor and Windsurf integrated development environments are vulnerable to more than 94 known and patched security issues in the Chromium browser and the V8 JavaScript engine. [...]

A federal judge has ordered spyware maker NSO to stop using its Pegasus app to target or infect users of WhatsApp. The ruling, issued Friday by Phyllis J. Hamilton of of the US District Court of the District of Northern California, grants a permanent injunction sought by WhatsApp owner …

The DNS0.EU non-profit public DNS service focused on European users announced its immediate shut down due to time and resource constraints. [...]

Japanese retail company Muji has taken offline its store due to a logistics outage caused by a ransomware attack at its delivery partner, Askul. [...]

Nearly 76,000 WatchGuard Firebox network security appliances are exposed on the public web and still vulnerable to a critical issue (CVE-2025-9242) that could allow a remote attacker to execute code without authentication. [...]

CISA says threat actors are now actively exploiting a high-severity Windows SMB privilege escalation vulnerability that can let them gain SYSTEM privileges on unpatched systems. [...]

A new and ongoing supply-chain attack is targeting developers on the OpenVSX and Microsoft Visual Studio marketplaces with self-spreading malware called GlassWorm that has been installed an estimated 35,800 times. [...]

Microsoft says the October 2025 Windows security updates are causing smart card authentication and certificate issues due to a change designed to strengthen the Windows Cryptographic Services. [...]

Malicious OAuth apps can hide inside Microsoft 365 tenants. Huntress Labs' Cazadora script helps uncover rogue apps before they lead to a breach. Dive deeper in their Tradecraft Tuesday sessions. [...]

Cybercriminals are using TikTok videos disguised as free activation guides for popular software like Windows, Spotify, and Netflix to spread information-stealing malware. [...]

A new malicious campaign is targeting macOS developers with fake Homebrew, LogMeIn, and TradingView platforms that deliver infostealing malware like AMOS (Atomic macOS Stealer) and Odyssey. [...]

ConnectWise released a security update to address vulnerabilities, one of them with critical severity, in Automate product that could expose sensitive communications to interception and modification. [...]

Envoy Air, a regional airline carrier owned by American Airlines, confirms that data was compromised from its Oracle E-Business Suite application after the Clop extortion gang listed American Airlines on its data leak site. [...]