How to build your own air quality meter with a Raspberry Pi and CO2 sensor

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...
The Hacker News

ThreatsDay Bulletin: GhostAd Drain, macOS Attacks, Proxy Botnets, Cloud Exploits, and 12 ...

The first ThreatsDay Bulletin of 2026 tracks GhostAd adware, macOS malware, proxy botnets, cloud exploits, and more emerging ...