Computer Sciences

Researchers design more secure mobile contact tracing

For public health officials, contact tracing remains critical to managing the spread of the coronavirus—particularly as it appears that variants of the virus could be more transmissible.

Florida city mum on ransom demands by cyberattackers

A Florida city confirmed Friday that hackers seeking to extort money were responsible for crippling its computer systems earlier this week but officials have yet to decide whether they will pay a reported $1 million ransom.

Security

Costa Rica chaos a warning that ransomware threat remains

Teachers unable to get paychecks. Tax and customs systems paralyzed. Health officials unable to access medical records or track the spread of COVID-19. A country's president declaring war against foreign hackers saying they ...

page 2 from 4