Engineering

Researchers bring first underwater messaging app to smartphones

For millions of people who participate in activities such as snorkeling and scuba diving each year, hand signals are the only option for communicating safety and directional information underwater. While recreational divers ...

Internet

Failures in large networks can be prevented with local focus

We live in an increasingly connected world, a fact underscored by the swift spread of the coronavirus around the globe. Underlying this connectivity are complex networks—global air transportation, the internet, power grids, ...

Security

DNS cache poisoning ready for a comeback

Agroup led by UC Riverside computer security researchers unveiled discovery of a series of critical security flaws that could lead to a revival of DNS cache poisoning attacks this week at the 2020 ACM SIGSAC Conference on ...

Security

Setting up a decoy network may help deflect a hacker's hits

Computer networks may never float like a butterfly, but Penn State information scientists suggest that creating nimble networks that can sense jabs from hackers could help deflect the stinging blows of those attacks.

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