Codex can exploit vulnerable crypto smart contracts 72% of the time, raising urgent questions about AI-powered cyber offense and defense.

ThreatsDay Bulletin tracks active exploits, phishing waves, AI risks, major flaws, and cybercrime crackdowns shaping this week’s threat landscape.

Two popular AES libraries, aes-js and pyaes, “helpfully” provide a default IV in their AES-CTR API, leading to a large number of key/IV reuse bugs. These bugs potentially affect thousands of ...

Apple is testing secure messaging between Android and iOS devices with iOS 26.4, iPadOS 26.4, and macOS Tahoe 26.4. The ...

I'd rather keep voice notes to myself.

Learn how to enable and secure basic authentication for enterprise systems. Guide covers tls encryption, credential hygiene, and sso migration for ctos.

France plans to replace all US video-conferencing services, marking the EU's latest push for digital sovereignty - with more ...

As part of daily operations, small businesses may need to collect or exchange sensitive data that should be protected. It could be a financial transaction, a mailing address or some other personally ...

Code hints in the latest iOS 26.3 developer beta indicate end-to-end encryption is finally coming to RCS messaging on iOS. In March 2025, Apple and the Rich Communication Services (RCS) standards body ...

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The RansomHouse ransomware-as-a-service (RaaS) has recently upgraded its encryptor, switching from a relatively simple single-phase linear technique to a more complex, multi-layered method. In ...

What’s happened? X announced the launch of Chat via its official channel this week, signifying the complete replacement of its legacy DM system with a revamped, encrypted communication layer. The ...