Computer Sciences

SPFCNN-Miner: A new classifier to tackle class-unbalanced data

Researchers at Chongqing University in China have recently developed a cost-sensitive meta-learning classifier that can be used when the training data available is high-dimensional or limited. Their classifier, called SPFCNN-Miner, ...

Consumer & Gadgets

Chip flaw exposes billions of WiFi devices

Billions of WiFi devices were exposed to potential hackers due to a chip vulnerability, security experts said in a report released Wednesday.

Software

New tool detects unsafe security practices in Android apps

Computer scientists at Columbia Engineering have shown for the first time that it is possible to analyze how thousands of Android apps use cryptography without needing to have the apps' actual codes. The team's new tool, ...

Security

Helping companies prioritize their cybersecurity investments

One reason that cyberattacks have continued to grow in recent years is that we never actually learn all that much about how they happen. Companies fear that reporting attacks will tarnish their public image, and even those ...

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